Wrist articulations

Question 1

radiocarpal jt: distal articulation

Answer 1

• scaphoid
• lunate
• triquetrum

Question 2

radiocarpal jt: osteokinematic motions

Answer 2

• flexion/extension

- radial/ulnar deviation

Question 3

radiocarpal jt: loose packed position

Answer 3

neutral with slight ulnar deviation

Question 4

radiocarpal jt: close packed position

Answer 4

extension/radial deviation

Question 5

radiocarpal jt: capsular pattern

Answer 5

flexion and extension equally limited

Question 6

complex motion between the proximal and distal row of carpals with exception of the pisiform

surfaces are reciprocally convex and concave

Answer 6

midcarpal jt