radioular, wrist, and digits

Question 1

what is the function of the triangular fibrocartilage complex

Answer 1

• help distribute force from hand to radius and ulna

- greater range of motion for ulnar deviation

Question 2

what is the function of the ulnar collateral lig of the wrist

Answer 2

limit wrist abd

Question 3

what is the function of the radial collateral lig of the wrist

Answer 3

limit amount of add

Question 4

what is the function of palmar radiocarpal lig

Answer 4

limit extension

Question 5

what is the function of dorsal radiocarpal lig

Answer 5

limit flexion

Question 6

what is the function of the thick palmar carpal lig

Answer 6

reinforce MP and IP joints

Question 7

what is the function of the ulnar and radial collateral lig of digits

Answer 7

strength on medial and lateral side fo digits

Question 8

what is the function of the deep transverse metacarpal lig

Answer 8

kee heads of metacarpals from being mobile

Question 9

what are the symptoms of a FOOSH wrist fracture

Answer 9

pain in snuffbox or bleeding from deep branch of radial artery

Question 10

where is the most common site for a FOOSH wrist fracture

Answer 10

scaphoid

Question 11

what are the symptoms of a colles fracture

Answer 11

• pain/swelling above wrist

- inability to hold or light objects w/ sig weight

Question 12

dinner fork appearance

Answer 12

wrist moved posteriorly

Question 13

signs/symptoms of radial nerve lesion

Answer 13

• drop wrist

- loss of sensation to dorsom of hand on radial side

Question 14

what is tenosynovitis

Answer 14

inflammation/irritation of synovial sheath surrounding tendons

Question 15

what is dequervians disease

Answer 15

• swelling of 1st dorsal extensor compartment

- over use injury

Question 16

what is the test for de quervians disease

Answer 16

finkelstein test

-flex thumb and ulnar deviate

Question 17

what nerve is entraped during carpel tunnel syndrome

Answer 17

median nerve

Question 18

sensory symptoms of carpel tunnel syndrome

Answer 18

pain usually on palmar surface of 1st 3.5 digits

Question 19

motor symptom for carpel tunnel syndrome

Answer 19

weak or total loss of thumb opposition

-ape hand: hyper add and extended thumb at MP joint

Question 20

what nerve is entraped in pronator teres syndrome

Answer 20

proximal median nerve lesion

Question 21

what are added motor symptoms to pronator teres syndrome

Answer 21

• wrist flexion and radial deviation weakened
• papel hand
• inability to make fist
• difficult to make precision grip

Question 22

what nerve is entrapped during guyons tunnel syndrome

Answer 22

distal ulnar nerve lesion

Question 23

what are senesory symptoms of guyons tunnel syndrome

Answer 23

parathesia along ulnar side on palmar and dorsal surfaces

Question 24

what are motor symptoms of guyons tunnel syndrome

Answer 24

• thumb in hyper abd position
• cant abd or add MP joints
• cant make fist b/c of difficulty MP joints

Question 25

what nerve is entrapped during cubital tunnel syndrome

Answer 25

proximal ulnar nerve lesion

Question 26

what are the symptoms of cubital tunnel syndrome

Answer 26

• all symptoms of distal ulnar nerve lesion

- flexion and ulnar deviation of wrist are weak

Question 27

what is mallet finger?

what structure is damaged?

Answer 27

• cant extend DIP

- lateral slip

Question 28

what is boutonnieres deformity?

what structure is damaged?

Answer 28

• PIP flexed and DIP extended

- central band

Question 29

what is swan neck deformity?

what structure is damaged?

Answer 29

• DIP is flexed and PIP is hyper exnted

- inflammation at PIP

Question 30

what is stenosing tenosynovitis?

what structure is damaged?

Answer 30

• digit in flexed position

- swelling of sheath around long common digital flexor and ligaments aroudn sheath