Axilla

Question 0

Quadrangular space contents

Answer 0

Posterior circumflex artery and axillary nerve

Question 1

Quadrangular space borders

Answer 1

Teres major, teres minor, long head of triceps, humerus

Question 2

Triangular hiatus borders

Answer 2

Teres major

Long and lateral heads of triceps

Question 3

Triangular hiatus contents

Answer 3

Radial nerve

Deep artery of arm (profundi brachii)

Question 4

Apex of axilla

Answer 4

Cervico-axillary canal
Bounded by first rib, clavicle, superior edge of scapula
Arteries, veins, lymphatics, and nerves pass through

Question 5

Base of axilla

Answer 5

Concave skin

Subcutaneous tissue and axillary fascia extending from arm to thoracic wall forming the axillary fossa

Question 6

Anterior wall of axilla

Answer 6

Formed by pectoralis major and minor muscles and clavipectoral fascia

Question 7

Posterior wall of axilla

Answer 7

formed by the scapula and subscapularis anteriorly and teres major and latissimus dorsi inferiorly

Question 8

Medial wall of axilla

Answer 8

formed by the thoracic wall and the overlying serratus anterior

Question 9

Lateral wall of axilla

Answer 9

Formed by intertubercular sulcus of humerus