Shoulder Girdle

Question 1

Name the muscles that elevate the shoulder girdle (scapula)?

Answer 1

Trapezius (upper fibres)
Rhomboid Major
Rhomboid Minor
Levator Scapulae

Question 2

Name the muscles that depress the shoulder girdle (scapula)?

Answer 2

Trapezius (lower fibres)
Serratus Anterior
Pectoralis Minor

Question 3

Name the muscles that protract (abduct) the shoulder girdle (scapula)?

Answer 3

Serratus Anterior

Pectoralis Minor

Question 4

Name the muscles that retract (adduct) the shoulder girdle (scapula)?

Answer 4

Trapezius (middle fibres)
Rhomboid Major
Rhomboid Minor

Question 5

O and I of Trapezius

Answer 5

O = External occipital protuberance, medial portion of superior nuchal line of the occiput, ligamentum nuchae and spinous processes of C7 through T12

I = Lateral one-third of clavicle, acromion and spine of the scapula

Question 6

O and I of Rhomboid Major

Answer 6

O = Spinous processes of T2 to T5

I = Medial border of the scapula and inferior angle

Question 7

O and I of Rhomboid Minor

Answer 7

O = Spinous processes of C7 and T1

I = Upper portion of medial border of the scapula, across from the spine of scapula

Question 8

O and I of Levator Scapulae

Answer 8

O = Transverse processes of first through fourth cervical vertebrae

I = Medial border of the scapula, between superior angle and superior portion of spine of scapula.

Question 9

O and I of Serratus Anterior

Answer 9

O = External surfaces of upper eight or nine ribs

I = Anterior surface of medial border of the scapula

Question 10

O and I of Pectoralis Minor

Answer 10

O = Third, fourth and fifth ribs

I = Medial surface of coracoid process of the scapula