Spaces

Question 0

Superior border of quadrangular space

Answer 0

Teres minor

Question 1

Contents of quadrangular space

Answer 1

Axillary nerve and posterior circumflex humeral artery

Question 2

Inferior border of quadrangular space

Answer 2

Teres major

Question 3

Lateral border of quadrangular space

Answer 3

Surgical neck of humerus

Question 4

Medial border of quadrangular space

Answer 4

Long head of triceps brachii

Question 5

Contents of triceps hiatus

Answer 5

Radial nerve and deep artery of arm (profunda brachii)

Question 6

Superior border of triceps hiatus

Answer 6

Teres major

Question 7

Medial border of triceps hiatus

Answer 7

Long head of triceps brachii

Question 8

Lateral border of triceps hiatus

Answer 8

Lateral head of triceps brachii

Question 9

Apex of axilla

Answer 9

Cervico-axillary canal

1st rib, clavicle, and superior edge of scapula

Question 10

Base of axilla

Answer 10

Concave skin, SCT, and axillary fascia extending from the arm to the thoracic wall forming the axillary fossa (armpit)

Question 11

Anterior wall of axilla

Answer 11

Pectoralis major and minor and the fascia associated with them, anterior axillary fold is the inferior most part

Question 12

Lateral wall of axilla

Answer 12

Intertubercular sulcus of humerus

Question 13

Posterior wall of axilla

Answer 13

Anterior surface is the scapula and subscapularis
Inferior is the teres major and latissimus dorsi
Posterior axillary fold is the inferior most part

Question 14

Medial wall of axilla

Answer 14

Thoracic wall and serratus anterior

Question 15

Contents of axilla

Answer 15

Axillary artery and vein, brachial plexus, lymphatic vessels, and axillary lymph nodes

Question 16

What is the cubital fossa?

Answer 16

Shallow triangular depression on the anterior surface of the elbow

Question 17

Superior border of the cubital fossa

Answer 17

Imaginary line connecting the medial and lateral epicondyles of the humerus

Question 18

Medial border of the cubital fossa

Answer 18

Pronator teres

Question 19

Lateral border of the cubital fossa

Answer 19

Brachioradialis

Question 20

Floor of the cubital fossa

Answer 20

Brachialis and supinator muscles

Question 21

Roof of the cubital fossa

Answer 21

Continuity of the brachial and antibrachial (deep) fascia, reinforced by bicipital aponeurosis, subcutaneous tissue (SCT), and skin

Question 22

Contents of cubital fossa

Answer 22

Terminal part of brachial artery-> radial and ulnar arteries
Deep accompanying veins of the arteries
Biceps brachii tendon
Median nerve
Radial nerve-> superficial and deep branches

Question 23

What is found in the SCT at the cubital fossa?

Answer 23

Median cubital vein and the medial and lateral cutaneous nerves of the forearm