stuff i still need to know

Question 1

TFCC Triangular fibrocartilage complex

Answer 1

binds the ends of the radius and ulna
connects anterior and posterior radioulnar ligaments
disc attaches to ulnar styloid process

Question 2

does the ulna contribute to the wrist

Answer 2

no!

Question 3

which of the following joints will restrict carpal wrist flexion or extension

Answer 3

radiocarpal joing [scaphoid, lunate, radius]

Question 4

dequervains tenosynovitis

Answer 4

texting thumb
traumar disorder of the 1st dorsal compartment
APL EPB common with new mothers, repetitive keystrokes, gamin

Question 5

tenodesis

Answer 5

passive finger flexion by active wrist extension
functional grip for individuals with paralysis of finger flexors

Question 6

smith’s fracture

Answer 6

volar displacement of distal bone

Question 7

colle’s fracture

Answer 7

dorsal displacement of distal bone

Question 8

trigger finger

Answer 8

• stenosing tenosynovitis
• inflammation/nodule of A1 pulley
• leads to locking of finger in flexed position

Question 9

mallet finger deformity

Answer 9

DIP flexion position
ruptured long extensor tendon
avulsion

Question 10

boxers fracture

Answer 10

fractures of metacarpal neck

Question 11

gamekeeper’s thumb

Answer 11

a type of injury to the UCL

Question 12

dupuytren’s contracture

Answer 12

abnormal thickening of palmar aponeurosis
contracture of ring and small fingers

Question 13

carpal tunnel syndrome

Answer 13

entrapment of the median nerve in the carpal tunnel

Question 14

supracapular nerve entrapment

Answer 14

superior transverse scapular ligament can thicken and squeeze supra and infra

Question 15

GHJ motion

Answer 15

externally rotate

Question 16

STJ motion

Answer 16

upwardly rotates, posterior tilts, protracts

Question 17

SHR ratio

Answer 17

total: 180
first 30 degrees: GHJ
mid: 45 - GHJ // 45- ST
late: 60 GHJ
3 to 1

Question 18

Coracohumeral

Answer 18

greatest stiffness

Question 19

Superior GHL

Answer 19

limits inferior translation and external rotation

Question 20

Middle GHL

Answer 20

limits anterior translation

Question 21

Inferior GHL

Answer 21

“hammock”

Question 22

Transverse Humeral

Answer 22

keeps tendon of long head of biceps in intertubercular groove

Question 23

Superior Transverse Scapular

Answer 23

bridges suprascapular notch to form a foramen

Question 24

Costoclavicular

Answer 24

limits clavicular elevation and superior glide

Question 25

Anterior + Posterior SCL

Answer 25

limits excessive anterior/posterior motion

Question 26

Acromioclavicular

Answer 26

stabilizes AC joint

Question 27

Coracoacromial

Answer 27

roof of subacromial space, cut during surgery

Question 28

Coracoclavicular

Answer 28

trapezoid = most lateral, guides clavicle during rotation
conoid = triangular shape, prevents vertical displacement