Anat 2

Question 1

list wrist extensors

Answer 1

EC radialis longus and brevis, EC ulnaris

Question 2

list wrist and digit extensors

Answer 2

E. dgitorum, E digiti minimi, E indicis, E pollicis longus and brevis

Question 3

tennis elbow is usually overuse of

Answer 3

ECRB

Question 4

snuff box: borders, whats deep? how does it get injured?

Answer 4

EPL posteriorly, EPB and APL anteriorly, radial styloid proximally. Radial artery, scaphoid bone. FOOSH

Question 5

trace radial nerve thru forearm

Answer 5

b/w BR and brachialis. Superficial and deep divisions. SF-cutaneous, Deep-post interosseus (motor to post compartment)

Question 6

what artery travels with posterior interosseous nerve

Answer 6

posterior interosseous.

Question 7

muscles of thenar and hypothenar compartment

Answer 7

OAF: opponens, abductor __ brevis, flexor __ brevis

Question 8

how many dorsal and palmar interossei

Answer 8

4 dorsal (2 for digit 3), 3 palmar (0 for digit 3),

Question 9

origin of lubricals

Answer 9

tendons of FDP

Question 10

what muscles are supplie by ulnar nerve in hand

Answer 10

2 lumbricals, hypothenar muscles, interossei, adductor pollicis

Question 11

primary invertors/evertors of foot

Answer 11

tibialis anterior and posterior; fibularis longus ad brevis

Question 12

muscles, nerve, artery of anterior leg compart

Answer 12

tib ant, EDL, EHL. Deep fibular nerve, ant tibial art.

Question 13

where would you test integrity of deep fibular nerve?

Answer 13

b/w big and 2nd toe

Question 14

intrinsic dorsal muscles of foot

Answer 14

EDB, EHB

Question 15

insertions of fibularis longus and brevis

Answer 15

brevis-5th metatarsal. longus- hallucal metatarsal

Question 16

list bones of foot

Answer 16

talus, calcaneus, navicular, cuboid, cuneiforms, metatarsals, phalanges

Question 17

describe the ankel joint

Answer 17

Upper: b/w tibia, fibula, talus (uniaxial). Lower (subtalar): talus/calcaneus. Transverse tarsal: talus+navicular, calcaneus+cuboid.

Question 18

plantar fasciitis develops in___

Answer 18

plantar aponeurosis

Question 19

Analogs of FDS and FDP of hand

Answer 19

FDS of hand-FDB of foot, FDP of hand- FDL of foot

Question 20

Role of quadratus plantae

Answer 20

redirects force of FDL

Question 21

what supplies innervation of intrinsic foot muscles

Answer 21

tibial nerve. divides into lateral and medial plantar nerves. lateral is like ulnar, medial is like median

Question 22

what does the medial plantar nerve innervate

Answer 22

abductor hallucis, FHB, FDB, medial lumbrical