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The pectoralis major and deltoid muscles are both abductors, therefore they act synergistically to pull the arms inward toward the mid-line (in this case the chest) of the body.

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15y ago

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Which of the following muscles is an antagonist in an upright row?

Pectoralis Major


What muscles are used front raises?

anterior deltoid pectoralis major serratus anterior


What muscles are involved in horizontal flexion?

The muscles that horizontally flex the shoulder are the Pectoralis Major and the coracobrachialis.


What muscles can flex the forelimb?

corabrachialis, biceps brachii, deltoid, pectoralis major


Name the primary flexors of the shoulder joint?

Pectoralis major sternocostal part and anterior fibres of Deltoid


Identify the upper limb muscles used to play the cymbals in a band?

pectoralis major, biceps brachii, deltoid


What muscles involved in shoulder joint adduction act as fixators?

The muscles that perform adduction to the shoulder include the pectoralis major, lattissimus dors, but these are the primary movers. The fixators that do adduction are the subscapularis and teres major.


What muscle ends where Deltoid begins?

The pectoralis major muscle ends where the deltoid muscle begins at the clavicle and scapula. These muscles are important for shoulder movement and stability.


What muscles abducts the humerus?

The major muscle that abducts the humerus is the Deltoid. (all muscles move in conjuction, there may be more muscles that contribute to the abduction of the humerus) pectoralis major and latissimus dorsi


What abducts the humerus?

The major muscle that abducts the humerus is the Deltoid. (all muscles move in conjuction, there may be more muscles that contribute to the abduction of the humerus) pectoralis major and latissimus dorsi


Prime mover for shoulder flexion and adduction?

Do you mean flexion and (abd)uction?? If so, the prime mover would be the deltoid muscle with many smaller muscles assisting. If you are in fact meaning flexion and adduction, the prime mover would be the pectoralis major and the latissimus dorsi with many smaller muscles assisting.


What are the antagonist in a seated row?

The primary antagonist muscles in a seated row are the pectoralis major, anterior deltoid, and biceps brachii. These muscles lengthen as the back muscles contract during the rowing motion.