Which of the following muscles does not help to hold the pec

Which of the following muscles does not help to hold the pectoral girdle and limb to the body wall?

Rhomboid major

Serratus anterior

Pectoralis major

Long head of triceps

Trapezius

Solution

Answer is D- Long head of triceps- responsible for elboe joint extension. The anterior muscles are subclavis, pectoralis minor and serratus anterior, the posterior muscles include,trapezius, rhomboid major and rhomboid minor. pectoralis major also helps in the movement of shoulder joint.