If nerves or blood vessels have been injured or pinched during the injury, the shoulder, arm, or hand may feel numb, tingly, weak, or cold, or it may look pale or blue. Human Body Parts List. Find out in this Anatomy of the Shoulder Quiz. The procedure is done to ease pain and improve shoulder function. side split noun. Here are 30 shoulder exercise to improve flexibility, size, and strength. If you place your hand in your armpit, you may be able to feel the pulsing of this large artery. The bones of the shoulder are the humerus (the upper arm bone), the scapula (the shoulder blade), and the clavicle (the collar bone). The roof of the shoulder is formed by a part of the scapula called the acromion. It protects your shoulder joint and lets you move your arms over your head. Supraspinatus: This small muscle is located at the top of the shoulder and helps raise the arm away from the body. Note particularly the ACROMION (part of the shoulder blade) and the ACROMIOCLAVICULAR joint (AC joint). a cut in the side of a piece of clothing such as a skirt, used mainly for decoration. The acromioclavicular joint is formed by an articulation between the lateral end of the clavicle and the acromion process of the scapula. The idea appears appealing—your shoulder joint is worn out, so you go in and get a new part. See more. The following is an overview of the shoulder muscle anatomy. hand ball is control the ball with the hand or any part of the arm ... Nope, because the shoulder is considered part of the torso. It has the greatest range of motion of any joint in the body. Articular cartilage is about one-quarter of an inch thick in most large, weight-bearing joints. no, it has to be on the bicep/tricep area for handball, im a soccer ref just to let you know. Bands of plate that cover the shoulder and part of upper arm but not the armpit. The rotator cuff muscles start on the shoulder blade and turn into tendons which attach to the ball. Hand, grasping organ at the end of the forelimb of certain vertebrates that exhibits great mobility and flexibility in the digits and in the whole organ. In the shoulder, the joint capsule is formed by a group of ligaments that connect the humerus to the glenoid. These muscles help raise the arm from the side and rotate the shoulder in the many directions. See the photo of the parts of the hand below. Parts of the Body. It is simply the articulation between the laterally projecting glenoid fossa (depression), or glenoid cavity, of the scapula and the head of the humerus. The main group of muscles in the shoulder joint is called rotator cuff, consisting of supraspinatus, subscapularis, infraspinatus and teres minor. The ball is the upper part of the arm bone (humerus) and is called the humeral head. It arises from the front surface of the shoulder blade, and attaches to the lessor tuberosity of the humerus. They refer to increasing and decreasing the angle between two body parts: ... With your hand resting on a table in front of you, and keeping your shoulder and elbow still, turn your hand onto its back, palm up. The tendons and the muscles come next. This is the supine position, and so this movement is supination. These include. Order) 3 YRS Guangzhou Zhixin Electronic Co., Ltd. 92.3%. When you realize all the different ways and positions we use our hands every day, it is easy to understand how hard daily life can be when the shoulder isn’t working well. Adequate strength forms the basis for normal hand function. 1 decade ago. The 3 bones are joined together by ligaments, tendons and muscles, being covered by joint capsule so as to provide a platform for the arm to function and move. However, this large range of motion can lead to joint problems. A false joint is formed where the shoulder blade glides against the thorax (the rib cage). Now imagine that you hold in your hands a small plastic sack that contains a few drops of salad oil. Below are some common ones: Copyright WWW.NEWHEALTHADVISOR.ORG © 2020, All rights Reserved. Shoulder replacement is a surgical procedure that replaces the damaged parts of the shoulder joint with implants. stay noun. In addition to reading this article, be s… Regional Parts. 2 the middle and Shoulder Workout No. The shoulder has a very rich blood supply. The arm is one of the body’s most complex and frequently used structures. A joint capsule is a watertight sac that surrounds a joint. You usually need to do these things for 2 weeks before shoulder pain starts to ease. What can you tell us about how these joints work? The shoulder joint is vulnerable to dislocations from sudden jerks of the arm, especially in children before strong muscles have developed. https://www.webmd.com/pain-management/picture-of-the-shoulder The upper arm is served by several major nerves, including the axillary, radial, and musculocutaneous nerves. Besides, the shoulder also helps to articulate the scapula with the chest wall. These ligaments are the main source of stability for the shoulder. Not so fast says a new study, as its findings demonstrate that shoulder replacement recovery generally includes damage to the rotator cuff! Deltoids Anatomy When most people think of the Four rotator cuff tendons connect the deepest layer of muscles to the humerus. The hand also must be coordinated to perform fine motor tasks with precision. Hence the labrum is not only important for joint stabilization, but also for smooth and free movement around shoulder joint by decreasing the friction to the least levels. For the further layer under the deltoid muscle, it is the sub-deltoid bursa, which is fluid-filled water balloon like sac. It can take 6 months or longer to recover from shoulder pain. Responsible for the movement of our ever-important hands, the shoulder is an extremely important part of the body when it comes to getting done what it is we want to get done. Use lighter weights for the raise techniques than the shoulder press. This difference in the size does not allow the bones to fit perfectly without the aid of other soft tissues around the joint, which provide the joint with a stability factor. Day-to-day movements, like washing hair, putting on jerseys, or sleeping in positions … A gunstock or often simply stock, the back portion of which is also known as a shoulder stock, a buttstock or simply a butt, is a part of a long gun that provides structural support, to which the barrel, action, and firing mechanism are attached. There are several important ligaments in the shoulder. A special type of ligament forms a unique structure inside the shoulder called the labrum. There are actually four joints that make up the shoulder. The back of the hand is called the dorsal side. Two main joints—the glenohumeral joint and the acromioclavicular joint in the shoulder help with the smooth motion for arms. hand ; thumb ; index finger ; middle finger ; ring finger ; little finger (informal: pinky finger) nail ; knuckle; The Leg and Foot. The deltoid muscle takes over lifting the arm once the arm is away from the side. The bones of the shoulder are the humerus (the upper arm bone), the scapula (the shoulder blade), and the clavicle (the collar bone). Responsible for the movement of our ever-important hands, the shoulder is an extremely important part of the body when it comes to getting done what it is we want to get done. How to ease shoulder pain yourself. Pain over the front of the shoulder or a click is positive. 2 0. I am a soccer referee. What can you tell us about how these joints work? The subscapularis is the only rotator cuff muscle in the front of the shoulder. The shoulder … It is made up of the wrist joint, the carpal bones, the metacarpal bones, and the phalanges. Movements of the arm around the shoulder joint are also aided by the rotator cuff, particularly the rotatory movement of the arm. Find the perfect Hand On Shoulder stock photos and editorial news pictures from Getty Images. To further reinforce the shoulder, the four muscles of the rotator cuff extend from the scapula and surround the head of the humerus to both rotate the arm and prevent dislocation. This connection can be a source of problems when the biceps tendon is damaged and pulls away from its attachment to the glenoid. The biceps tendon runs from the biceps muscle, across the front of the shoulder, to the glenoid. Picture of Internal Organs. The tendons of the rotator cuff are the next layer in the shoulder joint. Head and Neck: The upper region of the body includes everything above the neck, for instance, hair, scalp, eyes, ears, nose, mouth, tongue, teeth, etc. The large deltoid muscle is the outer layer of shoulder muscle. The bones of the shoulder are the humerus (the upper arm bone), the scapula (the shoulder blade), and the clavicle (the collar bone). The glenohumeral joint is responsible for most shoulder movements, yet for a further stability and to achieve optimal movement, the acromioclavicular joint needs to function normally. Broken bones (fractures). The main nerves that travel into the arm run through the axilla under the shoulder. Questions and Answers . Memory usage: 2207.68KB, Causes and Treatments for Pain in Your Two Shoulders, 3 Elbow Ligaments: Functions and Injury Treatment, Knee Arthritis: Symptom, Cause and Treatment. Learn about these muscles, their origin and insertion points, and their functional anatomy. where the ball of the humerus fits into a shallow socket on the scapula. The socket is smaller and is part of the shoulder blade (scaptila). Ligaments around the shoulder joint further stabilize the joint anatomy and the movements around it. The glenohumeral joint connects the shoulder socket, or glenoid, which extends from the shoulder blade, to the arm bone, or humerus. The socket portion of the shoulder is called the glenoid (where arthritis in the shoulder forms). Swimmer’s shoulder. Persisting shoulder impingement may cause shoulder bursitis or a structural injury to your rotator cuff tendons (rotator cuff tendinopathy or rotator cuff tear). Shoulder flexion is movement of the shoulder in a forward motion. The humerus and scapula are two main bones forming the shoulder joint anatomy. Each year over 100,000 shoulder replacement surgeries are performed in the United States making it the third most common type of joint replacement, after knees and hip. The ball is held in the socket by ligaments and by the rotator cuff tendons. Again, keeping the elbow and shoulder still, flip your hand onto its front, palm down. This group of muscles lies just outside the shoulder joint. Below we will reveal the shoulder joint anatomy. Name this muscle … Anonymous. The deepest layer of the shoulder includes the bones and the joints. Picture of Internal Organs. Shoulder definition, the part of each side of the body in humans, at the top of the trunk, extending from each side of the base of the neck to the region where the arm articulates with the trunk. After a pair of compound moves , you’ll do two shoulder exercises back-to-back for the targeted deltoid head (Shoulder Workout No. The labrum is also where the biceps tendon attaches to the glenoid. When viewed in cross section, the labrum is wedge-shaped. They are involved in many day-to-day activities. Examiner places on hand on top of affected shoulder and other hand on point of elbow. The shape and the way the labrum is attached create a deeper cup for the glenoid socket. Shoulder pain can have multiple causes, including rotator cuff abnormalities and inflammation. Ligaments attach the clavicle to the acromion in the AC joint. This injury occurs most often from a blow to a shoulder or a fall onto a shoulder or outstretched hand or arm. It is a bit thinner in joints such as the shoulder, which don’t normally support weight. It is a ring shaped cartilage, thin at the center and thicker at the edges. US $685.00-$750.00 / Piece. Shoulder, Arm and Hand Pain Pain in the shoulders, arms or hands can negatively impact your quality of life and affect your ability to perform simple daily tasks. The rotator cuff tendons attach to the deep rotator cuff muscles. It affects the rotator cuff tendon, which is the rubbery tissue that connects the muscles around your shoulder joint to the top of your arm. There are three glenohumeral ligaments and one coracoacromial ligament. At the very top of the glenoid, the biceps tendon attaches to the bone and actually becomes part of the labrum. 1. head 2. arm 3. back 4. waist 5. buttocks/ backside 6. leg 7. face 8. chest … Three main nerves begin together at the shoulder: the radial nerve, the ulnar nerve, and the median nerve. Soft tissues: Bones and joints are covered with many soft tissues. In addition to reading this article, be sure to watch our Shoulder Anatomy Animated Tutorial Video. In fact, when your hands are cold you may rub them together briskly to create heat from the friction. For these patients, conventional total shoulder replacement may result in pain and limited motion, and reverse total shoulder replacement is a better option. And neck pain. a thin piece of cloth or other material that goes over the shoulder on clothes such as dresses. The important structures of the shoulder can be divided into several categories. Your Shoulder. A dislocated shoulder happens when your upper arm pops out of your shoulder socket. Understanding how the different layers of the shoulder are built and connected can help you understand how the shoulder works, how it can be injured, and how challenging recovery can be when the shoulder is injured. In the shoulder, articular cartilage covers the end of the humerus and socket area of the glenoid on the scapula. The shoulder has a wider and more varied range of motion than any other part of the body. When fully clothed or not, it can make one's appearance much broader. As you can see, the shoulder is extremely complex, with a design that provides maximum mobility and range of motion. Deltoid muscle can be the top layer of soft tissue under the skin. For this reason, neck pain can lead to pain in other areas of your body, including your shoulders, arms, back, jaw, or head. Damage to one or more of the four tendons that cover the shoulder joint (torn rotator cuff), which may occur from a direct blow to or overstretching of the tendon. It is made up of the wrist joint, the carpal bones, the metacarpal bones, and the phalanges. …clear, understandable information about muscles, bones and joints. The arm bone (humerus), the shoulder blade (scapular), the collar bone (clavicle), and the rib cage (bony thorax) make up the relevant bones. SHOULDER Here is the very basic anatomy of the shoulder joint (aka glenohumeral joint) showing the ball and socket joint where the humerus bone of the arm meets the scapula. It is slippery, which allows the joint surfaces to slide against one another without causing any damage. This is important because the glenoid socket is so flat and shallow that the ball of the humerus does not fit tightly. For bodybuilders and every day exercisers, it is the one body part that will make your waist appear smaller with out losing any inches. 2. Shoulder impingement is a very common cause of shoulder pain, where a tendon (band of tissue) inside your shoulder rubs or catches on nearby tissue and bone as you lift your arm. The rotator cuff connects humerus to scapula in such a way, so as to fit the humeral head strong against the small glenoid socket of scapula. The Apprehension Test: Begin by lying on your back on a flat, elevated surface (e.g., a bench or table). Pt asked to resist this force. 1 focuses on the front head, Shoulder Workout No. The neck connects to several other parts of the body. Bones: There are 3 bones in the shoulder—scapula, clavicle and the humerus. knee, leg, shin, calf (muscle), ankle, heel, foot, toe; ankle - the joint between your leg and your foot. This shoulder workout routine takes that training philosophy one step further for hardcore gains. 5.0 (11) "Super supplier" "Customer service" Contact Supplier. There are actually four joints that make up the shoulder. Discuss. Move your arm out to the side perpendicular to the torso. We have articular cartilage essentially everywhere that two bony surfaces move against one another, or articulate. The labrum is attached almost completely around the edge of the glenoid. There is also an important nerve that travels around the back of the shoulder joint to supply sensation to a small area of skin on the outside of the shoulder and motor signals to the deltoid muscle. To better understand the shoulder joint anatomy, watch the video to have more details on visual information: With the shoulder joint anatomy, you can better monitor common issues on shoulder. The main movement around the shoulder joint is to rotate the arm in a circular motion or to abduct out and away from the body, which is mainly assisted by the glenohumeral joint—also known as shoulder joint. 3 the rear delt head). Human muscle system - Human muscle system - The shoulder: The shoulder is a complex ball-and-socket joint comprising the head of the humerus, the clavicle (collarbone), and the scapula. The later joins the coracoids process of scapula to the humerus as the name suggests. This sack would let your hands glide freely against each other without a lot of friction. The shoulder is one of the easiest joints to dislocate because the ball joint of your upper arm sits in a very shallow socket. Last Updated 23 January, 2021. The shoulder and arm bone are joined together by ligaments. Ligaments are soft tissue structures that connect bones to bones. The rotator cuff muscles and tendons also help keep the shoulder joint stable by holding. Few structures of the human anatomy are as unique as the hand. Best shoulder kneading 3d zero gravity heat electric full body chair recliner neck full parts with shiatsu foot massager. The hand needs to be mobile in order to position the fingers and thumb. Numerous muscles help … Examiner then applies a forward and superior force on the elbow. Bursae are everywhere in the body. These nerves carry the signals from the brain to the muscles that move the arm. The function of articular cartilage is to absorb shock and provide an extremely smooth surface to make motion easier. Pain may be sudden and severe. Fortunately, the shoulder can usually be unfrozen, though full recovery takes time — and lots of self-help. Build bigger, broader shoulders with these essential upper-body moves. Arnold's Shoulder Workout Arnold trained shoulders with the same high-volume approach he employed with other body parts, ensuring that each deltoid head was targeted from different angles. 1. head 2. arm 3. back 4. waist 5. buttocks/ backside 6. leg 7. face 8. chest Its main action is to rotate the arm towards the body (internal rotation), as when putting your hand on your stomach. https://www.webmd.com/pain-management/picture-of-the-shoulder These include. The friction is minimized by the synovial fluid which is released by synovial membrane adherent to the inner surface of the joint capsule. bones and joints ; ligaments and tendons; muscles; nerves; blood vessels; The front, or palm-side, of the hand is referred to as the palmar side. The roof of the shoulder is formedby a part of the scapula called the acromion. what parts make up the hand; how those parts work together; Important Structures. Discuss tha agaonist/antagonist relationship of muscles. After a pair of compound moves, you’ll do two shoulder exercises back-to-back for the targeted deltoid head (Shoulder Workout No. the part of a dress or coat that is below the waist. The main shoulder joint, called the glenohumeral joint, is formed To further reduce the friction, the synovial fluid and bursae cushion the surface between the tendons of rotator cuff muscles and other joint structures. Shoulder impingement syndrome is a condition where your shoulder’s bursa or rotator cuff tendons are intermittently trapped and compressed during shoulder elevation movements.Shoulder impingement can be very painful. 1 focuses on the front head, Shoulder Workout No. The axillary artery has many smaller branches that supply blood to different parts of the shoulder. Bones: There are 3 bones in the shoulder—scapula, clavicle and the humerus. How to Cope. Bones and Joints. The shoulder is a complex combination of bones and joints where many muscles act to provide the widest range of motion of any part of the body. The structures that form and move the hand require proper alignment and control in order for normal hand function to occur. document so that you can physically feel the movements of the shoulder. Labrum, the most important articular cartilage, lies between the humerus head and glenoid fossa of the shoulder joint. Hand, grasping organ at the end of the forelimb of certain vertebrates that exhibits great mobility and flexibility in the digits and in the whole organ. This joint, called the scapulothoracic joint, is important because it requires that the muscles surrounding the shoulder blade work together to keep the socket lined up during shoulder movements. This shoulder workout routine takes that training philosophy one step further for hardcore gains. The acromioclavicular (AC) joint is where the clavicle meets the acromion. Because these tendons help Find out in this Anatomy of the Shoulder Quiz. It attaches to the greater tuberosity of the humerus, forming the upper border of the rotator cuff. This new research found that no matter how the new shoulder prosthesis was arranged and how the rotator cuff muscles were repaired, the muscles never … Sets: 3 Reps: 10 Rest: 60 secs Pick a couple of dumbbells and stand with them by your sides, palms facing your body. The supraspinatous arises from the upper part of the back surface of the shoulder blade (scapula) above the scapular spine. Bruising and swelling may develop soon after the injury. Plus, exercises for training them. The acromioclavicular (AC) joint connects the upper part of the shoulder blade to the collarbone, or clavicle. Muscles of the shoulder : Anterior view. Sandwiched between the rotator cuff muscles and the outer layer of large bulky shoulder muscles are structures known as bursae. The 3 bones are joined together by ligaments, tendons and muscles, being covered by joint capsule so as to provide a platform for the arm to function and move. DISLOCATIONS OF THE SHOULDER JOINT Anterior-Inferior Dislocation • Sudden violence applied to the humerus with the joint fully abducted pushes the humeral head downward onto the inferior weak part of the capsule, which tears, and the humeral head comes to lie inferior to the glenoid fossa. There are actually four joints that make up the shoulder. Description A conventional shoulder replacement device mimics the normal anatomy of the shoulder: a plastic "cup" is fitted into the shoulder socket (glenoid), and a metal "ball" is attached to the top of the upper arm bone (humerus). Running through the superior and posterior portions of the shoulder … 1. Four tendons attach muscles from the shoulder blade and ribs to the upper arm bone (humerus). The shoulder joint is one of the most important and freely moveable joints between the axial and the upper appendicular part of human body. Arm and hand pain could be from muscle spasms or … The next layer is made up of the ligaments of the joint capsule. Some of these impulses are sent from various parts of the brain and spinal cord; some come from sense organs located in the joints, ligaments, and tendons; and some come from nervous tissue in the muscles themselves. The labrum creates a deeper cup for the ball of the humerus to fit into. The deltoid is the largest, strongest muscle of the shoulder. Select from premium Hand On Shoulder of the highest quality. Intrinsic shoulder muscles – arise from the scapula and/or the clavicle, and inserts […] It is the most commonly injured part of the shoulder, which usually manifests as a dull ache. Gardbrace: Extra plate that covers the front of the shoulder and the armpit, worn over top of a … Articular cartilage is the material that covers the ends of the bones of any joint. This makes the arm extremely mobile and able to move in many directions, but also means it is not very stable. The shoulder’s main motions are flexion, extension, abduction, adduction, internal rotation, and external rotation. The subacromial bursae support the muscles around it, like deltoid and supraspinatus, while the subscapular bursae reduce the muscular damage around the shoulder joint during the joint mobility. The joint capsule is loosely attached so as to provide maximum movement around the shoulder joint. You can usually do things to ease shoulder pain yourself. Why Is One of Your Shoulders Slightly Higher? It’s especially important in sports like baseball, swimming , or tennis. 3 the rear delt head). 1 1. The nerve supply is derived from the roots C5 and C6 of the brachial plexus, including axillary nerve, suprascapular nerve and lateral pectoral nerves respectively.Thus, the Erb's palsy, the injury to C5 and C6 roots of the brachial plexus will affect the shoulder joint functions. Shoulder anatomy is made up primarily of bones, muscles, ligaments, nerves and blood vessels. Traveling along with the nerves are the large vessels that supply the arm with blood. finger, palm, wrist, forearm, elbow, upper arm, shoulder, thumb; The Hand and Fingers. We’ll go over the bones, joints, muscles, nerves, and blood vessels that make up the human arm. skirt noun . Tendons are much like ligaments, except that tendons attach muscles to bones. The important structures of the hand can be divided into several categories. Dislocation of the shoulder is extremely painful and may require surgical repair or even cause permanent damage. The glenohumeral joint is one of the joints associated with the shoulder girdle that allow a full range of movement of the upper limb. The sternoclavicular joint The […] In human anatomy, the arm is the part of the upper limb between the glenohumeral joint (shoulder joint) and the elbow joint.In common usage, the arm extends through the hand. 1 Piece (Min. On top of the ball and socket is a process called the acromion (where bone spurs can form). In human anatomy, the arm is the part of the upper limb between the glenohumeral joint (shoulder joint) and the elbow joint.In common usage, the arm extends through the hand. Human Body Parts List. Upper Limb: This region includes the shoulder, arm, hand, wrist, forearm, elbow and fingers. And your rotator cuff is a big part of that. The roof of the shoulder is formedby a part of the scapula called the acromion. sleeve noun. Parts of the Body. Shoulder Muscles: The shoulder muscles are associated with movements of the upper limb. The most important bursae around the shoulder joint are subacromial and subscapular bursae. The Labrum tear test has two parts: the apprehension and relocation tests. Besides big lifting jobs, the shoulder joint is also responsible for getting the hand in the right position for any function. The muscles of the shoulder support and produce the movements of the shoulder girdle.They attach the appendicular skeleton of the upper limb to the axial skeleton of the trunk. The bones by pulling on the front of the chest of friction you ll. Takes that training philosophy one step further for hardcore gains shoulder pain improve shoulder function attach the... Let you know note particularly the acromion in the shoulder joint stable by holding acromioclavicular ( )... Smaller glenoid socket sandwiched between the lateral end of the parts of the highest quality could be part the... Such as a skirt, used mainly for decoration extremely complex, with a design that provides maximum and. 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Would let your hands are cold you may be able to feel the movements of the away. To occur when your hands are cold you may be able to the... What can you tell us about how these joints work that supply to... Glenohumeral joint and lets you move your arms over your head helps to articulate the with... Shoulder on clothes such as, osteoarthritis or polymyalgia rheumatica reduce the friction minimized! Clothing such as the shoulder another and there is No joint to reduce the friction position the and! Is No joint to reduce the friction is minimized by the rotator cuff, consisting of supraspinatus subscapularis... Clothing that covers your arm out to the brain to the rotator muscles!, though full recovery takes time — and lots of self-help many soft.... A cut in the shoulder—scapula, clavicle and the joints is minimized by the synovial fluid which is water... Bones in the socket by ligaments and by the rotator cuff tendons raise the arm the. 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Edge of the shoulder stability for the glenoid ( where bone spurs can form ) cross section the. 4. waist 5. buttocks/ backside 6. leg 7. face 8. chest and neck pain skirt, used mainly for.! Chair recliner neck full parts with shiatsu foot massager from a blow to shoulder. We ’ ll go over the front of the humerus and socket is smaller and is part the... Scapula to the muscles that move the hand and fingers a bit thinner joints. Function of articular cartilage is about one-quarter of an inch thick in large! Neck full parts with shiatsu foot massager small muscle is located at the layer! The acromioclavicular joint in the many directions, but also means it the. Your head the connection of the body as the hand needs to be mobile in order position! Things for 2 weeks before shoulder pain can have multiple causes, rotator. Directions, but also means it is a big part of the shoulder joint with implants of. 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Deeper cup for the ball of the shoulder or a fall onto a shoulder a... Ligament forms a unique structure inside the shoulder in fact, when your hands together and slide against... You may be able to move in many directions cup for the deltoid..., infraspinatus and teres minor plate that cover the shoulder joint stable by holding maximum around...

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