Adductor Pollicis Muscle

Adductor Pollicis Muscle

Question 1. Write a short note on the adductor pollicis.
Answer.

Adductor Pollicis is a fan-shaped, deeply placed muscle in the lateral part of the hand.

“Understanding the adductor pollicis muscle through FAQs: Composition, functions, and uses explained”

“Importance of studying the adductor pollicis muscle for anatomy students: Questions explained”

Adductor Pollicis Origin

• Oblique head: From the capitate and the bases of the 2nd and 3rd metacarpals.
• Transverse head: From the linear ridge on the middle of the palmar surface of the 3rd metacarpal.

Adductor Pollicis Insertion

Two heads converge and meet to form a tendon, which is inserted into the medial side of the base of the proximal phalanx of the thumb and often contains a sesamoid bone.

“Factors influencing success with adductor pollicis muscle studies: Q&A”

• Adductor Pollicis Nerve supply: By the deep branch of the ulnar nerve (C8, T1).
• Adductor Pollicis Action: Adduction of the thumb towards the other fingers as in a power grip.