How Do You Spell CAPITULUM ULNAE?

1. Capitulum ulnae, also known as the capitulum of the ulna, is a specific anatomical term used to describe a small rounded elevation present on the lateral aspect of the distal end of the ulna bone. The ulna bone is one of two long bones present in the forearm, alongside the radius, and it is situated in the medial aspect of the forearm.

   The capitulum ulnae is a smooth and rounded projection located on the ulnar side of the distal end of the bone. It articulates with the radius bone, more specifically with the radial head, forming the proximal radioulnar joint. This joint is crucial for forearm movements, allowing rotation of the radius around the ulna, essential for actions such as pronation and supination of the forearm.

   The presence of the capitulum ulnae provides stability and integrity to the proximal radioulnar joint, promoting smooth and controlled movements in the forearm. Additionally, it contributes to the overall structure and function of the elbow joint, as it cooperates with other bony structures and soft tissues present in the area.

   It is worth noting that the term "capitulum ulnae" is primarily used within medical and anatomical contexts, primarily by healthcare professionals and researchers specializing in musculoskeletal anatomy.

2. Head or lower extremity of the ulna.

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

Common Misspellings for CAPITULUM ULNAE

The term "capitulum ulnae" is derived from two Latin words: "capitulum" and "ulnae".

- "Capitulum" means "small head" or "little head" in Latin. It is a diminutive form of "caput", which means "head".

- "Ulnae" is the genitive form of the Latin word "ulna", which refers to the forearm bone known as the ulna.

Therefore, the etymology of "capitulum ulnae" can be understood as "small head of the ulna" in Latin. This term is often used in anatomy to refer to a rounded prominence on the distal end of the ulna bone in the forearm.