Anatomy of the hand and wrist

Question 1

Medial epicondyle is often called a?

Answer 1

common flexor origin

Question 2

Brachioradialus is a?

Answer 2

lateral muscle

Question 3

Pronator teres crosses the elbow joint?

Answer 3

anteriorly

- it is a common flexor

Question 4

flexors of the wrist are

Answer 4

medial - flexor - carpi ulnaris

flexor - carpe-radialis

Question 5

The brachioradialus supplied by?

Answer 5

radial nerve

flexor with radial supply

Question 6

muscles attached at lateral epicondyle?

Answer 6

extensor carpeulnaris

extensor carperadialis and brevis

Question 7

palmaris longus attaches in the

Answer 7

palmar fascia

Question 8

Anterior - intermediate muscles

Answer 8

flexor

Question 9

Anterior - what lies below intermediate flexors ?

Answer 9

2 Deep flexors

Question 10

What lies below the deep flexors?

Answer 10

intermediate flexors

Question 11

flexor digitorum superfacialis - what does it do? (4)

Answer 11

muscle attaches at the middle fallax

elbow flexor
flexor of metocarpophalangeal phalangeal joints
- flexes the wrist
- proximal phalangeal joint

Question 12

The thumb has 3 bones

Answer 12

2 phalanges and 1 metacarpal

Question 13

FP (FDP) can flex the?

flexor digitorum profundus

Answer 13

wrist
meta phalangeal
prox intra-phlanageal
distal phalangeal

Question 14

muscle in the inter-phalangeal area of thumb?

Answer 14

Flexor pollicis longus

Question 15

shared space of muscles in wrist/ hand?

Answer 15

carpal tunnel

flexor retenaculum

Question 16

posterior forearm muscles ?

Answer 16

extensor digitorum

Question 17

every movement of the thumb is at a ?

Answer 17

right angle to fingers

Question 18

thumb lifted to air (other movements)

Answer 18

up - abduction
down - adduction
side - away - extension

across the palm - flexion

Question 19

Anatomical snuff box

Answer 19

extension of the thumb

between tendons

Question 20

Anoconeus muscle at?

Answer 20

top of forearm, below elbow joint

Question 21

Extensor pollicis brevis and longus are the?

Answer 21

chief boundaries of the stuff box

seen best when thumb is in extension

Question 22

muscle that abducts?

Answer 22

pollicis longus

Question 23

Extensor muscles called?

Answer 23

extensor indicis

Question 24

line of the hand?

Answer 24

axial line

Question 25

Moving fingers apart

Answer 25

ABdcution
pulling 2,4th and 5th digit away from the 3rd

thumb pushed up in the air

Question 26

Pushing digits together ?

Answer 26

adduction

pushing digits back to the midline

Question 27

intrinsic muscles of the parts of the hand - what surface of hand?

Answer 27

dorsal

tendons lie above

Question 28

Palmar (Interossei) muscles are?

Answer 28

ADductor -deep

Question 29

Dorsal (Interossei) muscles are?

Answer 29

ABductors - deeper

Question 30

Palmar (Interossei) - what happens when they contract - adduction of what digits?

Answer 30

there are 3
muscle drawn towards axial plane

2,4 and 5

Question 31

Dorsal (Interossei) (2)

Answer 31

2 going to the middle digit

abducts the 2nd digit AWAY FROM LINE

2nd - abducts middle finger towards thumb

3rd - middle towards ring finger

4th - 4th digit to 5th

Question 32

Interossei muscles supplied by?

Answer 32

ulnar nerve