Transition zones etc.

Question 1

Axilla borders

Answer 1

• pectoralis major (anteriorly)
• serratus anterior (medially)
• latissimus dorsi, teres major, subscapularis (posterior border)
• humerus + biceps (lateral border)

Question 2

Axilla contents

Answer 2

• subclavian artery + vein -> become axillary artery etc.
• brachial plexus -> C5-T1

Question 3

Cubital fossa borders

Answer 3

Superior (base) - an imaginary line between the medial and lateral epicondyles of the humerus.
Medial - pronator teres.
Lateral - brachioradialis.

Question 4

Cubital fossa contents

Answer 4

• brachial artery + vein
• median nerve

Question 5

Cubital tunnel borders

Answer 5

medial = medial epicondyle of humerus
lateral = olecranon process of ulna

Question 6

Cubital tunnel contents

Answer 6

Ulnar nerve

Question 7

femoral triangle borders

Answer 7

superior = inguinal ligament (ASIS to pubic tubercle)
lateral = sartorius
medial = adductor longus

Question 8

Femoral triangle contents

Answer 8

femoral nerve, artery + vein

Question 9

popliteal fossa borders

Answer 9

upper medial = semiten/semimem
upper lateral = biceps femoris
lower medial + lateral = gastrocnemius

Question 10

popliteal fossa contents

Answer 10

• artery + vein from femoral artery/vein
• sciatic nerve

Question 11

tarsal tunnel runs b/t…

Answer 11

medial malleolus + calcaneus

Question 12

contents of tarsal tunnel

Answer 12

tendons of:
- tibialis posterior
- flexor digitorum longus
- flexor hallucis longus

posterior tibial artery + vein
tibial nerve

Question 13

carpal tunnel formed b/t…

Answer 13

hook of hamate + pisiform / trapezium + scaphoid -> flexor retinaculum forms roof

Question 14

carpal tunnel contents

Answer 14

• median nerve

tendons of:
- flexor pollucis longus
- flexor digitorum superficialis
- flexor digitorum profundus