2:4 Muscles of Inspiration: Back

Question 1

Mnemonic for back muscles:

Answer 1

Live Right, Run Today

Question 2

Back Muscles of Inspiration:

Answer 2

1. Levator Scapulae
2. Rhomboideus Major
3. Rhomboideus Minor
4. Trapezius

Question 3

Levator Scapulae:

Answer 3

Provides neck support and helps to elevate the scapula

Question 4

Levator Scapulae O, I, A?

Answer 4

Origin: transverse processes of C1-C4

Insertion: medial border of scapula

Action: elevates scapula

Question 5

Rhomboideus Major and Minor:

Answer 5

Lies deep to the trapezius

Question 6

Rhomboideus Major and Minor O, I, A?

Answer 6

Origin: spinous process of T2-T5 (major); spinous process of C7-T1 (minor)

Insertion: scapula

Action: stabilizes shoulder girdle

Question 7

Trapezius:

Answer 7

Massive muscle that makes up superficial upper back and neck

Question 8

Trapezius O, I, A?

Answer 8

Origin: spinous process of C2 to T12

Insertion: scapula and superior surface of clavicle

Action: elongation of the neck and head control