470.The carpal tunnel is created by the flexor retinaculum (transverse
carpal ligament) and the carpal bones creating a restricted space in which
the flexor tendons (9 in all) and the median nerve pass through to get to the
hand. The flexor retinaculum (transverse carpal ligament) attaches from
the tubercle of the scaphoid and trapezium (laterally) to which of the fol-
lowing bones and hook of the hamate (medially)?
a. Lunate
b. Triquetrum
c. Pisiform
d. Capitate
e. Trapezoid
471.After a night of fraternity parties, a 21-year-old college junior came
to the ER the following morning complaining that she could not raise her
wrist. There was no history of trauma. On examination, the patient could
not extend her fingers or wrist but could flex them. She could also both flex
and extend her elbow normally. There were no other motor deficits. The
symptoms suggest damage to which of the following?
a. Median nerve
b. Ulnar nerve
c. Radial nerve
d. Axillary nerve
e. Musculocutaneous nerve
Extremities and Spine 569