Ch. 10: Fascia of the Upper Extremity

Question 1

fascia in the scapular region

Answer 1

Clavicopectoral fascia

Question 2

what does the clavicopectoral fascia enclose

Answer 2

omohyoid, clav., subclavius, and pec. min.

Question 3

the clavicopectoral fascia forms the _______ ______ of the _____ inferiorly and joins the fascial floor of the armpit

Answer 3

suspensory ligament of the axilla

Question 4

the clavicopectoral fascia is pierced by what (4)

Answer 4

-cephalic vein (drains into axillary vein)
-thoracoacromial artery (branch of axillary)
-lymph vessels from infraclavicular nodes
-lateral pectoral nerve (on its way to pec major)

Question 5

the suspensory ligament of the axilla ____ the skin of the armpit when the clav. is ______

Answer 5

raises, elevated

Question 6

The fascial septa in the upper arm attach to the ____ and ____ ________ _____ of the humerus

Answer 6

MED and LAT supracondylar ridges

Question 7

mms, artery, and innervation of the ANT fascial compartment of the upper arm

Answer 7

mms: biceps brachii, brachialis, coracobrachialis
a: brachial artery
innervation: musculocutaneous

Question 8

structures passing through the the ANT compartment of the upper arm

Answer 8

n.: musculocutaneous, median, ulnar, radial (radial only in INF aspect)
a: brachial
v: basilic vein

Question 9

mms, arteries, and innervation of the POST fascial compartment of the upper arm

Answer 9

mms: 3 heads of triceps
a: deep (profunda) brachial artery and ulnar collateral
innerve: radial

Question 10

structures passing through the POST fascial compartment of the upper arm (2 nerves)

Answer 10

ulnar and radial

Question 11

2 or 3 fascial compartments of the forearm

Answer 11

1. ANT
2. LAT
3. POST

LAT and POST are oftern grouped together

Question 12

mms of ANT compartment of forearm

Answer 12

superficial: PT, FCR, PL, FCU
intermediate: FDS
deep: FDP, FPL, PQ

Question 13

arteries and innervation of ANT compartment of forearm

Answer 13

a: ulnar, ulnar recurrent, radial, ANT interosseus
innerve: all innervated by median, except FCU (ulnar) and MED half of FDP (ulnar)

Question 14

mms, arteries and innervation of LAT compartment of forearm.

Answer 14

mms: brachioradialis (BR), ECRL
a: radial and radial recurrent
innerve.: radial

Question 15

mms of POST compartment of forearm

Answer 15

superficial: ECRB, ED, EDM, ECU, and anconeus
deep: supinator, AbdPL, EPL, EPB, EI

Question 16

arteries and innervation of POST compartment of forearm

Answer 16

a: POST interosseous and interosseous recurrent
innerve.: deep radial

Question 17

fascia of ANT wrist and palm from superficial to deep

Answer 17

palmar-carpal lig and palmar aponeurosis—> flexor retinaculum

Question 18

palmar aponeurosis is attached to the DIST border of the _____ _____ _____ and the _____ _____

Answer 18

palmar carpal lig,
palmaris longus (PL)

Question 19

the flexor retinaculum forms the roof of the _____ ____ if the carpals form the floor

Answer 19

carpal tunnel

Question 20

flexor retinaculum attaches laterally to the tubercles of the ______ and ______ and medially to the hook of hamate and _____

Answer 20

scaphoid and trapezium,
pisiform

Question 21

tendons within the carpal tunnel (from MED to LAT and superficial to deep)

Answer 21

tendons of FDS: digits 4,3,5,2 —>
tendons of FDP: digits 5,4,3,2
FPL tendon in its own tendon sheath LAT to others

Question 22

2 structures within the carpal tunnel (CT) to the LAT side that aren’t tendons of the FDS or FDP

Answer 22

median n., and FPL tendon

Question 23

structures superficial to carpal tunnel (CT) (MED to LAT)

Answer 23

FCU tendon, ulnar a. and n., PL tendon, FCR tendon

Question 24

which tendon in the CT has it’s own synovial sheath

Answer 24

FPL

Question 25

the extensor retinaculum attaches laterally to the DIST _____ and medially to the ______ and _____ of ______

Answer 25

radius, pisiform and hook of hamate

Question 26

how many tunnels within the extensor retinaculum

Answer 26

6

Question 27

laterally to medially name the contents of the 6 tunnels of the extensor retinaculum

Answer 27

1. AbdPL and EPB w/ radial artery
2. ECRL and ECRB
3. EPL
4. 4 ED tendons w/ EI deeper
5. EDM (5th digit in 5th tunnel)
6. ECU

Question 28

structures superficial to the extensor retinaculum on MED and LAT sides
(2 veins and 2 nerves)

Answer 28

MED: POST cutaneous branch of ulnar nerve and basilic vein
LAT: superficial branch of radial nerve and cephalic vein