Axilla Flashcards
axilla boundaries - apex boundaries
first rib
scapula
clavicle
apex communicates the _____ with the _______ by ________
the neck with the axilla by axillary vessels and nerves
anterior (pectoral) wall of axilla layers
- superficial layer
2. deep layer
the superficial layer of the anterior wall is formed from
pectoralis major muscle
the deep layer of the anterior wall is formed from
- subclavius muscle
- clavi pectoral fascia
- pectoralis minor muscle
- suspensory ligament of axilla
anterior fold of axilla
lower border of anterior wall and formed by twisted lower border of pectoralis major
pectoralis (subscapular) wall is formed from
- subscapularis
- teres major
- latissimus dorsi
posterior fold of axilla is formed from
teres major and latissimus dorsi
lateral (humeral) wall formed by
- bicipital groove of humerus
- short head of biceps muscle
- coracobrachialis muscle
muscle (costal) wall formed by
- upper 4 ribs
2. upper part of serratus anterior
base (floor) is formed by
- skin
- uperficial fossa
- deep (axillary) fascia