Spaces

Question 1

triangular space borders

Answer 1

medial: teres minor
lateral: long head of triceps
inferior: teres major

Question 2

triangular space contents

Answer 2

• radial nerve

- deep brachial artery

Question 3

quadrangular space borders

Answer 3

superior: teres minor
inferior: teres major
medial: long head of triceps
lateral: humerus

Question 4

quadrangular space contents

Answer 4

axillary nerve

Question 5

cubital fossa borders

Answer 5

• superior: imaginary line b/w medial and lateral epicondyles
• lateral: brachioradialis
• medial: pronator teres
• floor: biceps, brachialis, supinator
• roof: skin, hypodermis, fascia

Question 6

cubital fossa contents (TAN)

Answer 6

Biceps tendon
Brachial artery
Median nerve

Question 7

anatomical snuffbox borders

Answer 7

medial: extensor pollicis longus
lateral: extensor pollicis brevis and abductor pollicis longus

Question 8

anatomical snuffbox contents

Answer 8

radial artery

Question 9

axilla anterior wall

Answer 9

• pec major and minor

- anterior axillary fold = pec major

Question 10

axilla posterior wall

Answer 10

• scapula, subscapularis, teres major, lats

- posterior axillary fold = lats and teres major

Question 11

axilla medial wall

Answer 11

ribs 1-4, intercostals, serratus anterior

Question 12

axilla lateral wall

Answer 12

humerus

Question 13

axilla apex

Answer 13

cervico-axilary canal

Question 14

axilla base

Answer 14

skin, subcutaneous tissue, fascia

Question 15

axilla contents

“aye aye ella b”

Answer 15

axillary artery
axillary vein
lymph vessels/nodes
brachial plexus

Question 16

carpal tunnel contents

Answer 16

tendons of FDS, FDP, flexor pollicis longus, flexor carpi radialis, median nerve