Muscles Of The Chest Shoulder And Upper Limb Part A Assessments
Camila Farah
Formed by the humerus scapula and clavicle.
The upper limb upper extremity is truly a complex part of human anatomy. Pectoral shoulder upper arm anterior forearm posterior forearm and the hand. Muscles of the shoulder and upper limb can be divided into four groups. There are 17 muscles that attach to the scapula.
Learn vocabulary terms and more with flashcards games and other study tools. The upper fibers of the trapezius go on downward and outside the middle fibers pass horizontally outside. By looking at all of the upper limbs components separately we can appreciate and compartmentalize the information then later view the upper limb as a whole and understand how all of its parts work in unison. Start studying lab 21.
Figure 23 7 label the deep anterior muscles. This bone is also referred to as the collar bone. The scapula is part of the shoulder girdle which also includes muscle and ligament that allow your shoulder to move. Its most important part is the glenohumeral joint.
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The muscles of the upper limb can be divided into 6 different regions. Regions joints muscles nerves and blood vessels. This large fan shaped muscle stretches from the armpit up to the collarbone and down across the lower chest region on both sides of. Assessments identify the chest shoulder and respiratory muscles shown in figures 23 7 23 8 and 23 9.
Muscles that stabilize and position the pectoral girdle muscles that move the arm muscles that move the forearm and muscles that move the wrists hands and fingers. And the lower fibers pass up ward and outside heading towards the tubercle on the spine of the scapula through a small aponeurosis. Structure the trapezius is a substantial broad triangular muscle situated on the back of the chest the top of the shoulder and the neck. 239 laboratory assessment 23 muscles of the chest shoulder and upper limb name date 11 1 20 section 9913 the corresponds to the indicated learning outcome s beginning of the laboratory exercise.
The humerus anatomy is a must know before any discussion on the glenohumeral joint and you can learn everything about it in our learning materials. The dominant muscle in the upper chest is the pectoralis major. Muscles of the chest shoulder upper limb. Pectoralis major pectoralis minor serratus anterior and subclavius collectively these muscles are involved in movement and stabilisation of the scapula as well as movements of the upper limb.
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