Which of the following muscles works to dynamically support the distal radioulnar joint?
a. Pronator quadratus
b. Pronator teres
c. Flexor carpi radialis longus
d. Palmaris longus
ANS: A
The pronator quadrates and flexor carpi ulnaris provide dynamic stabilization for the distal radioulnar joint. Additionally, the flexor carpi radialis brevis acts as a stabilizer.
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