GROSS ANATOMY

GROSS ANATOMY

THORACIC WALL BREAST

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Small, hook structure on the superior, anterior portion of the scapula; Attaches muscles of chest to arm
A
xiphoid
B
acromion process
C
coracoid process
D
None of the above
Explanation: 

Detailed explanation-1: -The coracoid process (from Greek , raven) is a small hook-like structure on the lateral edge of the superior anterior portion of the scapula (hence: coracoid, or “like a raven’s beak"). Pointing laterally forward, it, together with the acromion, serves to stabilize the shoulder joint.

Detailed explanation-2: -The coracoid process is a hook-like structure that comes off anteriorly from the lateral superior aspect of the ventral side of the scapula. Like the acromion, it is an attachment point for muscles and ligaments.

Detailed explanation-3: -The coracoid process serves as the attachment point for several muscles and ligaments. The muscles include the pectoralis minor muscle, coracobrachialis muscle and short head of biceps brachii muscle.

Detailed explanation-4: -The scapula provides attachment to several groups of muscles. The intrinsic muscles of the scapula include the rotator cuff muscles, teres major, subscapularis, teres minor, and infraspinatus.

Detailed explanation-5: -The coracoid process serves as the attachment site for several muscles. The pectoralis minor is attached to the medial aspect of the coracoid. The coracobrachialis is attached to the tip of the process on the medial side, and the short head of the biceps is attached to the tip of the process on the lateral side.

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