Trivia Questions With Answers!

Human Elbow Trivia Quiz Questions with Answers

Trivia quiz questions with answers about the Human Elbow

What is the elbow?
A: The elbow is the region between the arm and the forearm that surrounds the elbow joint.

The term elbow is specifically used for humans and other primates; in other vertebrates what term is used?
A: Forelimb plus joint.

The elbow joint has three different portions surrounded by what?
A: A common joint capsule.

These are joints between what?
A: The three bones of the elbow.

What are the three bones of the elbow?
A: The humerus of the upper arm, and the radius and the ulna of the forearm.


When in anatomical position there are how many main bony landmarks of the elbow?
A: Four.

The elbow joint and the superior radioulnar joint are enclosed by what?
A: A single fibrous capsule.

The capsule is strengthened by ligaments at the sides but is what?
A: Relatively weak in front and behind.

The elbow, like other joints, has what on either side?
A: Ligaments.

These are triangular bands which blend with what?
A: The joint capsule.


How many main flexor muscles are there at the elbow?
A: There are three.

Brachialis acts exclusively as an elbow flexor and is one of the few muscles in the human body with what?
A: A single function.

Brachialis is the main muscle used when the elbow is flexed how?
A: Slowly.

The arteries supplying the joint are derived from an extensive circulatory anastomosis between what?
A:  The brachial artery and its terminal branches.

The function of the elbow joint is to do what?
A: Extend and flex the arm grasp and reach for objects.


The range of movement in the elbow is from 0 degrees of elbow extension to how many degrees of elbow flexion?
A: 150 degrees.

When the arm is extended, with the palm facing forward or up, the bones of the upper arm (humerus) and forearm (radius and ulna) are what?
A: Not perfectly aligned.

The deviation from a straight line occurs in the direction of what?
A:  The thumb.

The deviation is referred to as what?
A: The "carrying angle"

The carrying angle permits the arm to be swung without what?
A: Contacting the hips.


What are two of the most common injuries at the elbow?
A: Tennis elbow and golfer's elbow.

Patients who are able to fully extend their arm at the elbow are unlikely to have what?
A: A fracture (98% certainty).

Acute fractures may not be easily visible on what?
A: X-ray.

Among injuries to the upper extremity, dislocation of the elbow is second only to what?
A: A dislocated shoulder.

A full dislocation of the elbow will require expert medical attention to re-align, and recovery can take how long?
A: Approximately 8–14 weeks.

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