______ 1. scaphoid

a. the most commonly dislocated carpal bone ______ 2. lunate

b. a tear of the flexor tendon at the distal phalanx ______ 3. mallet finger

c. located in the anatomical snuffbox ______ 4. jersey finger

d. occurs at the proximal interphalangeal joint ______ 5. boutonniere deformity

e. an avulsion fracture of the distal phalanx