Axilla Flashcards

1
Q

axilla boundaries - apex boundaries

A

first rib
scapula
clavicle

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2
Q

apex communicates the _____ with the _______ by ________

A

the neck with the axilla by axillary vessels and nerves

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3
Q

anterior (pectoral) wall of axilla layers

A
  1. superficial layer

2. deep layer

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4
Q

the superficial layer of the anterior wall is formed from

A

pectoralis major muscle

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5
Q

the deep layer of the anterior wall is formed from

A
  1. subclavius muscle
  2. clavi pectoral fascia
  3. pectoralis minor muscle
  4. suspensory ligament of axilla
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6
Q

anterior fold of axilla

A

lower border of anterior wall and formed by twisted lower border of pectoralis major

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7
Q

pectoralis (subscapular) wall is formed from

A
  1. subscapularis
  2. teres major
  3. latissimus dorsi
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8
Q

posterior fold of axilla is formed from

A

teres major and latissimus dorsi

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9
Q

lateral (humeral) wall formed by

A
  1. bicipital groove of humerus
  2. short head of biceps muscle
  3. coracobrachialis muscle
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10
Q

muscle (costal) wall formed by

A
  1. upper 4 ribs

2. upper part of serratus anterior

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11
Q

base (floor) is formed by

A
  1. skin
  2. uperficial fossa
  3. deep (axillary) fascia
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