Medical Terminology Ch 3 - Arm and Hand Bones

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Smaller and shorter bone in the forearm, runs up the thumb side.

Larger and longer bone in the forearm.

A large projection on the upper end of the ulna forming the point of the elbow. Signup and view all the answers

Form the wrists (B) Signup and view all the answers

The palms of the hands. Signup and view all the answers

Bones of the fingers. Signup and view all the answers

three Signup and view all the answers

The thumb. Signup and view all the answers

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Humerus:
- The upper arm bone, connecting the shoulder to the elbow.
Radius:
- Smaller and shorter bone of the forearm, located on the thumb side.
Ulna:
- The larger and longer bone in the forearm; proximal end articulates with the distal end of the humerus, forming the elbow joint.
Olecranon Process:
- Also known as the "funny bone"; a large projection at the upper end of the ulna that forms the point of the elbow; exposes a nerve that causes a tingling sensation when struck.
Carpals:
- Eight bones in each hand that make up the wrist.
Metacarpals:
- Five bones in each hand that form the palm.
Phalanges:
- Fourteen bones in each hand that constitute the fingers.
Structure of Each Finger:
- Comprised of three sections: distal (farthest from the body), middle, and proximal (nearest the body).
Hallux:
- Also referred to as the thumb; contains only two bones: proximal and distal phalanges.