wrist muscles

Question 1

what muscle is this

Answer 1

flexor carpi radialis

Question 2

what muscles is this

Answer 2

flexor carpi ulnas

Question 3

where do flexor carpi radials and ulnas arise from

Answer 3

medial epicondyle from common flexor tendon arise radial and ulnar sides of wrist

ulnar nerve passes through these two heads

Question 4

flexor carpi radialis insertion

Answer 4

inserts base second metacarpal

Question 5

flexor carpi ulnas insertion

Answer 5

pisiform bone
transmits force to hamate

[pisohamate, pisometacarpal ligament]

Question 6

what movement do flexor carpi radialis and ulnas produce

Answer 6

flexion wrist

separate - ulnar and radial abduction

Question 7

what is this muscle

Answer 7

palmarus longus

Question 8

insertion palmar is longs

Answer 8

most superficial into palmar fascia

Question 9

role palmarus longs

Answer 9

flexion wrist

Question 10

label the extensors of the wrist

Question 11

extensor carpi radialis longus

Answer 11

lateral epiccondylar ridge
common extensor tendon

Question 12

extensor radialis brevis

Answer 12

lateral epicondyle
common extensor tendon

Question 13

where do extensors pass under

Answer 13

extensor reticularum
acts as a pulley

radialis longus brevis top
ulnas bottom

Question 14

identify all the veins in this picture

Question 15

what does the basilica vein join onto

Answer 15

brachial vein - splits joins onto brachial - axillary vein

Question 16

what nerve is this

Answer 16

musculocutaneous

Question 17

what nerve is this

Answer 17

median nerve

Question 18

what nerve is this

Answer 18

ulnar

Question 19

what nerve is this

Answer 19

radial

Question 20

what does the musculocutaneous nerve supply

Answer 20

shoulder flexors
coracobrachialis

Question 21

what is the course of the musculocutaneous nerve

Answer 21

through coracobrachialis, emerges dee to bicep runs down arm between biceps and brachial emerges to become lat cutaneous n forearm

Question 22

identify median and ulnar

Question 23

what is the course median nerve

Answer 23

diverges from ulnar nerve follows course brachial a, at elbow lies medial to the artery goes between brachial tendon and pronator teres, passes between two head pronator trees

Question 24

what is the course ulnar nerve

Answer 24

runs medial to triceps tendon and behind medial epicondyle pass between two head flexor carpi ulnas

Question 25

what muscles does median nerve supply

Answer 25

pronator teres, flexor carpi radialis, palmares longus, pronator quadratus

Question 26

what muscles does ulnar n supply

Answer 26

flexor carpi ulnas

Question 27

what is the course of the radial erve

Answer 27

passes round humorous runs between medial and lateral heads triceps, emerges above brachioradialis to lateral epicondyle dividing into deep motor and superficial sensory branch

Question 28

what muscles does radial n supply

Answer 28

triceps, brachioradialis, ancones, all three wrist extensors and supinator