Fascia of the Upper Extremity

Question 1

What pierces the clavicopectoral fascia?

Answer 1

1. cephalic vein
2. thoracoacromial artery
3. lymph vessels from infraclavicular nodes
4. lateral pectoral nerve

Question 2

the clavicopectoral fascia splits inferiorly to enclose what muscle?

Answer 2

Pectoralis minor

Question 3

the clavicopectoral fascia splits superiorly to enclose what muscle?

Answer 3

Subclavius

Question 4

the clavicopectoral fascia continues inferiorly from pec minor as what ligament?

Answer 4

Suspensory ligament of the axilla

Question 5

What does the suspensory ligament of axilla do when the clavicle is elevated?

Answer 5

raises the skin of the armpit

Question 6

What are the 2 septa of the upper arm?

Answer 6

anterior and posterior compartments

Question 7

What muscles are in the anterior compartment of the upper arm?

Answer 7

biceps
coracobrachialis
brachialis

Question 8

What artery is in the anterior compartment of the upper arm?

Answer 8

brachial artery

Question 9

What nerve innervates is in the anterior compartment of the upper arm?

Answer 9

Musculocutaneous

Question 10

What structures pass through the anterior compartment of the upper arm?

Answer 10

Musculocutaneous, ulnar and radial nerves
Brachial artery
Basilic vein

Question 11

What muscles are in the posterior compartment of the upper arm?

Answer 11

Three heads of triceps

Question 12

What arteries supply the posterior compartment of the upper arm?

Answer 12

profunda brachial artery and ulnar collateral artery

Question 13

What nerve innervates the posterior compartment of the upper arm?

Answer 13

Radial nerve

Question 14

What structures pass through the posterior compartment of the upper arm?

Answer 14

Ulnar and radial nerves

Question 15

What bony landmark do the septa of the upper arm connect to?

Answer 15

medial and lateral supracondylar ridges of the humerus.

Question 16

What bone does the deep fascia of the forearm connect to?

Answer 16

Posterior ulna

Question 17

What divides the forearm into 3 fascial compartments?

Answer 17

fascial sheath, interosseus membrane and intermuscular septa

Question 18

What superficial muscles are in the anterior compartment of the forearm?

Answer 18

(medial to lateral)
flexor carpi ulnaris
policis longus
flexor carpi radialis
pronator teres

Question 19

What intermediate muscle is in the anterior compartment of the forearm?

Answer 19

flexor digitorum superficialis

Question 20

What deep muscles are in the anterior compartment of the forearm?

Answer 20

flexor digitorum profundus
flexor palmaris longus
pronator quadratus

Question 21

What arteries are in the anterior compartment of the forearm?

Answer 21

Ulnar
Ulnar recurrent
Radial
Anterior interosseus

Question 22

What nerves innervate are in the anterior compartment of the forearm?

Answer 22

All are supplied by median nerve and its branches except FCU and medial part of FDP which are supplied by the ulnar nerve.

Question 23

What muscles are in the lateral compartment of the forearm?

Answer 23

brachioradialis and ECRL

Question 24

What arteries are in the lateral compartment of the forearm?

Answer 24

radial and radial recurrent arteries

Question 25

What nerve innervates the lateral compartment of the forearm?

Answer 25

radial nerve

Question 26

What superficial muscles are in the posterior compartment of the forearm?

Answer 26

Extensor carpi radialis brevis
Extensor digitorum
Extensor digiti minimi
Extensor carpi ulnaris
Anconeus

Question 27

What deep muscles are in the posterior compartment of the forearm?

Answer 27

Supinator
Abductor Policis Longus
Extensor Policis Brevis
Extensor Policis Longus
Extensor Indicis

Question 28

What arteries supply the posterior compartment of the forearm?

Answer 28

Posterior interosseus and interosseus recurrent arteries

Question 29

What nerve innervates the muscles in the posterior compartment of the forearm?

Answer 29

Deep radial nerve