The Prime Flexor of metacarpophalangeal joint:
a) Lumbrical muscle
b) Flexor digitorum superficialis
c) Flexor digitorum profundus
d) Dorsal interosseous muscle
Answer- a and d
Explanation:
The Prime Flexor of metacarpophalangeal joint:
First joint:
Flexor pollicis longus and brevis
Second to fifth joint:
Interossei and lumbricals