scapula / chest

Question 1

trapezius

Answer 1

o: nuchal line & all cervical and thoracic vertebrae
i: scapular spine, acromion, clavicle

f:
- elevation & depression
- adduction/retraction
- upward rotation of scapula
- extends/laterally flexes & rotates neck

Question 2

rhomboids major & minor

Answer 2

o: C7 vertebrae to T5 vertebrae
i: medial border of scapula

f:
- downward rotation
- adduction/retraction of scapula

Question 3

levator scapulae

Answer 3

o: 4 upper cervical vertebrae
i: medial border of scapula (upper portion)

f:
- elevation of scapula
- downward rotation of scapula

Question 4

serratus anterior

Answer 4

o: 1st to 8th ribs
i: medial border of scapula

f:
- upward rotation of scapula
- abduction/protraction of scapula

Question 5

pectoralis major

Answer 5

o: clavical, sternum, costal cartilage, 1st - 7th ribs, external obliques
i: bicipital groove

f:
- internal rotation, flexion, adduction of arm

Question 6

pectoralis minor

Answer 6

o: 3rd, 4th, 5th rib
i: corocoid process of scapula

f:
- elevates ribs (helps breathing)
- protracts scapula

Question 7

latissimus dorsi

Answer 7

o: lumbar vertebrae, lower thoracic vertebrae, iliac crest, sacrum
i: bicipital groove

f:
- adducts, extends, internally rotates arm