Anterior And Posterior Muscles Of The Torso

Question 1

Sternocleidomastoid

Answer 1

Forward and side flexion and rotation of the head and neck

Question 2

Pectorialis major

Answer 2

Flexion
Abduction
Medial rotation
Of the humerus

Question 3

Trapezius

Answer 3

Elevation
Retraction
Depression 
Adduction
Of the shoulders

Question 4

Latissimus dorsi

Answer 4

Adduction
Extension
Medial rotation
Of humerus

Question 5

Rhomboids

Answer 5

Retraction and stabilization of the scapula

Question 6

Deltoid

Answer 6

Abduction 
Extension
Lateral rotation
Flexion
Of the humerus

Question 7

Serratus anterior

Answer 7

Protraction of the scapula

Question 8

Erector spinae

Answer 8

Spinal extension