What is the long bone in the upper arm that extends from the scapula to the elbow?Multiple choice question.humerusulnaradiusscapula

Break Down the Problem

1. Identify the question's focus: The long bone in the upper arm.
2. List the options provided to find the correct answer.

Relevant Concepts

• The upper arm consists of a specific bone that connects the shoulder to the elbow.

Analysis and Detail

1. Humerus: This bone is known as the long bone of the upper arm.
2. Ulna: This is the bone in the forearm, running parallel to the radius.
3. Radius: This is also a bone in the forearm, located on the same side as the thumb.
4. Scapula: This is the shoulder blade and does not extend from the scapula to the elbow.

Verify and Summarize

Among the options given, the humerus is the correct answer as it is the only long bone in the upper arm that connects the scapula to the elbow.

Final Answer

The long bone in the upper arm that extends from the scapula to the elbow is humerus.