What are facts about the elbow?

Answer 1

The joint or bend of the arm; the outer curve in the middle of the arm when bent., Any turn or bend like that of the elbow, in a wall, building, and the like; a sudden turn in a line of coast or course of a river; also, an angular or jointed part of any structure, as the raised arm of a chair or sofa, or a short pipe fitting, turning at an angle or bent., A sharp angle in any surface of wainscoting or other woodwork; the upright sides which flank any paneled work, as the sides of windows, where the jamb makes an elbow with the window back., To push or hit with the elbow, as when one pushes by another., To jut into an angle; to project or to bend after the manner of an elbow., To push rudely along; to elbow one's way.

Answer 2

The elbow consists of the articulation between three bones: the humerus, the radius, and the ulna. When you bring your hand closer to your shoulder, this is a movement known as flexion. Flexion at the elbow is caused primarily by the biceps brachii as long as your palm is facing up. So in this example the elbow acts as the fulcrum of the lever and the biceps acts as the force being applied to the lever. The elbow is a type of third class lever. Other examples of a third class levers are a crane and a drawbridge.

Answer 3

The elbow is a hinge joint connecting the humerus, radius, and ulna bones. It allows for flexion, extension, and rotation of the forearm. Common injuries to the elbow include tennis elbow, golfer's elbow, and sprains.

Answer 4

Click on the Related link below (The elbow joint ) for the information you seek.

Answer 5

so your arm can bend