Origin of oblique head of adductor pollicis – Anatomy MCQ

Oblique head of adductor pollicis arises from?
A. Trapezium
B. Trapezoid
C. Capitate
D. Hamate

Correct answer : C. Capitate

Muscles of the hand (adductor pollicis is highlighted)

Oblique head of adductor pollicis originates from capitate and the bases of 2nd and 3rd metacarpals.
Transverse head originates from the palmar aspect of the third metacarpal.
It is inserted into the medial side of the base of the proximal phalanx of the thumb.

Ref: B.D. Chaurasia’s Human Anatomy, 4th Edition, Vol 1, p117.

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