Chapter 17 Review Questions
a. Boutonnière deformity - ANS-Which of the following is a rupture of the central extensor
tendon that causes the lateral bands to slip palmarly on each side of the PIP, changing its line of
pull on this joint from an extensor to a flexor?
a. Boutonnière deformity
b. Mallet finger
c. Jerry finger
d. Pseudoboutonnière deformity
a. Extensor pollicis brevis - ANS-Which of the following is an extrinsic muscle of the wrist?
a. Extensor pollicis brevis
b. Flexor digiti minimi
c. Abductor pollicis brevis
d. Flexor pollicis brevis
a. Finkelstein's test - ANS-What is the special test used to support or refute the presence of de
Quervain syndrome?
a. Finkelstein's test
b. Phalen's test
c. Adson's test
d. Tinel's sign
a. Median - ANS-A reverse Phalen's test is used to assess which nerve?
a. Median
b. Ulnar
c. Radial
d. Musculocutaneous
a. Median - ANS-Which nerve supplies the primary innervation for wrist flexion and radial
deviation?
a. Median
b. Ulnar
c. Radial
d. Musculocutaneous
a. Of carpal fractures, 70% involve the scaphoid. - ANS-Which is false regarding a scaphoid
fracture?
a. Of carpal fractures, 70% involve the scaphoid.
b. It is common because of its role as a bony block-limiting flexion.
c. It is most common in people ages 15 to 30.
d. It has a high incidence in nonunion fractures.
, a. Radial - ANS-Trauma or pathology to which nerve results in a drop-wrist deformity?
a. Radial
b. Ulnar
c. Median
d. Musculocutaneous
a. Smith's fracture - ANS-Which of the following is a radial fracture that displaces palmarly?
a. Smith's fracture
b. Boxer's fracture
c. Colles' fracture
d. Bennet's fracture
a. The trapezoid aligns with the first metacarpal. - ANS-Which of the following statements is not
correct?
a. The trapezoid aligns with the first metacarpal.
b. The capitate aligns with the third metacarpal.
c. The pisiform is in the proximal row of carpal bones.
d. The lunate is the third bone in the proximal row when starting on the ulnar side.
a. Ulnar - ANS-Which nerve travels through the tunnel of Guyon?
a. Ulnar
b. Median
c. Radial
d. Musculocutaneous
b. Bennett's fracture - ANS-What is a fracture of the base of the first metacarpal that extends
into the articular surface called?
a. Boxer's fracture
b. Bennett's fracture
c. Scaphoid fracture
d. Volar plate fracture
b. Brachioradialis - ANS-Which of the following muscles does not influence wrist movement?
a. Extensor carpi radialis longus
b. Brachioradialis
c. Flexor digitorum superficialis
d. Flexor carpi ulnaris
b. Flexion and extension - ANS-Upon suffering a perilunate or lunate dislocation, active ROM is
typically noted as painful for which of the following?
a. Flexion and ulnar deviation
b. Flexion and extension
c. Extension and ulnar deviation
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