How Do You Spell PRINCEPS POLLICIS?

1. Princeps pollicis is a Latin anatomical term that refers to a specific muscle located in the hand. It is derived from the Latin words "princeps" meaning "chief" or "principal," and "pollicis" meaning "thumb." In medical terminology, "pollicis" commonly denotes structures related to the thumb.

   The princeps pollicis muscle is one of the intrinsic thumb muscles found in the thenar compartment of the hand. It is located deep to the flexor pollicis brevis muscle. The prefix "princeps" suggests that this muscle is of primary importance in the actions and function of the thumb.

   This muscle arises from the flexor retinaculum and the adjacent carpal bones, specifically the trapezium and the scaphoid bones. It extends along the radial side of the thumb metacarpal bone and ends by inserting into the base of the proximal phalanx of the thumb.

   The primary function of the princeps pollicis muscle is to flex the thumb at the metacarpophalangeal joint, aiding in opposition and flexion of the thumb towards the palm. Additionally, it plays a role in stabilizing the thumb during grip and grasping activities, contributing to fine motor skills and dexterity.

   Understanding the anatomy and function of the princeps pollicis muscle is crucial in diagnosing and treating conditions or injuries related to the thumb, such as thumb sprains, strains, or nerve compression syndromes.

2. Chief of the thumb, see under arteria.

   A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.

Common Misspellings for PRINCEPS POLLICIS

The phrase "princeps pollicis" is derived from Latin.

- "Princeps" is the Latin word for "first" or "chief". It comes from the root words "primus" (first) and "capio" (to take, to capture). In Latin, "princeps" referred to a political leader or ruler, particularly the first citizen or head of state.

- "Pollicis" is derived from the Latin word "pollex", which means "thumb". It is derived from the earlier root "polko", which is related to grasping or handling. In the context of "princeps pollicis", it specifically refers to the thumb muscle or tendon, namely the "abductor pollicis brevis" muscle that controls the movement of the thumb.