Wrist and Hand

Question 1

wrist extension ROM

Answer 1

60-85

Question 2

radial deviation

Answer 2

15-21

Question 3

ulnar deviation

Answer 3

20-45

Question 4

radiocarpal joint arthrokinematics

Answer 4

convex on concave= opposite

Question 5

considered part of the distal radius, it serves as a shock absorber

Answer 5

TFCC

Question 6

proximal radiocarpal joint allows more of what 2 motions

Answer 6

flexion

ulnar deviation

Question 7

compression in the wrist

%’s

Answer 7

80- scaphoid and lunate

20- TFCC

Question 8

associated with avascular necrosis, pt might be limited in?

Answer 8

ulnar deviation

Question 9

long ulna
thinner TFCC
less ulnar deviation

Answer 9

ulnar positive variance

Question 10

short ulna

Answer 10

ulnar negative variance

Question 11

avascular necrosis of the lunate has been associates with

Answer 11

ulnar negative variance

Question 12

proximal carpal row favors

Answer 12

flexion and ulnar deviation

Question 13

distal carpal row favors

Answer 13

extension and radial deviation

Question 14

Connect carpals to radius and ulna

–  Weaker but better potential for healing

Answer 14

extrinsic ligs

Question 15

Interconnect the carpals

Stronger but have to rely on synovial fluid for nutrition

Answer 15

intrinsic ligs

Question 16

disrupts arthrokinematics
causes dorsal subluxation of scaphoid
increases compression

Answer 16

radioscapholunate ligament injury

Question 17

lunate and scaphoid fall into flexion

what injury?

Answer 17

lunotriquetral lig

Question 18

ideal grip strength position

Answer 18

35 extension

7 ulnar deviation

Question 19

FCU is stronger in?

Answer 19

ulnar deviation

Question 20

radial deviation done by

Answer 20

FRC
ECRL
ECRB

Question 21

ulnar deviation done by

Answer 21

ECU

FCU

Question 22

carpal tunnel syndrome is compression of what nerve

Answer 22

median nerve

Question 23

MCP are what type of joints

Answer 23

condyloid

Question 24

Protects articulating 
surface 
–  Blend with deep 
transverse metacarpalligaments 
–  Limits hyperextension

Answer 24

volar plates

Question 25

close packed position of MCP joints is in

Answer 25

full flexion

Question 26

IP joints are what kind of joints

Answer 26

true synovial hinge

Question 27

FDS does?

Answer 27

MCP, PIP flex

Question 28

FDP does?

Answer 28

MCP, PIP, DIP flex

Question 29

what helps prevent clawing aka MCP hyperextension

Answer 29

dorsal and volar interossei

Question 30

BOutenniere deformity is

Answer 30

hyperextension of DIP

Question 31

Swans neck is

Answer 31

PIP hyperextension

Question 32

thumb CMC is what type of joint

Answer 32

saddle

Question 33

thumb MCP joint is?

Answer 33

condyloid

Question 34

wrist flexion ROM

Answer 34

65-85 degrees