Asked by Vanessa Mayorga on Sep 22, 2024
Verified
When the olecranon fossa of the humerus articulates with the olecranon process of the ulna, it allows a person to straighten the arm at the elbow.
Olecranon Fossa
A large depression located on the posterior aspect of the humerus, accommodating the olecranon of the ulna when the arm is extended.
Olecranon Process
The bony projection at the upper end of the ulna, forming the point of the elbow.
- Identify the function of particular bone structures in facilitating movement and attaching muscles.
Verified Answer
ML
Monica Lashley5 days ago
Final Answer :
True
Explanation :
The olecranon fossa of the humerus forms a joint with the olecranon process of the ulna that allows for extension of the forearm at the elbow. Therefore, when this joint is engaged, a person is able to straighten their arm at the elbow.
Learning Objectives
- Identify the function of particular bone structures in facilitating movement and attaching muscles.