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Elbow Joint Anatomy Worksheet

Total questions: 12

Worksheet time: 6mins

Name
Class
Date
1.

Which of the following bones is NOT part of the elbow joint?

a)

Humerus

b)

Ulna

c)

Radius

d)

Carpals

2.

The lateral rounded structure at the distal end of the humerus is called:

a)

Trochlea

b)

Capitulum

c)

Olecranon

d)

Coronoid process

3.

The spool-shaped medial structure at the distal end of the humerus that articulates with the ulna is called:

a)

Capitulum

b)

Trochlea

c)

Olecranon

d)

Coronoid fossa

4.

Which structures work together to prevent hyperextension of the elbow joint?

a)

Coronoid fossa and coronoid process

b)

Capitulum and radial head

c)

Olecranon fossa and olecranon process

d)

Trochlea and trochlear notch

5.

How many joints are considered part of the elbow and forearm joint complex?

a)

One joint – humeroulnar joint only

b)

Two joints – humeroulnar and humeroradial

c)

Three joints – humeroulnar, humeroradial, and proximal radioulnar

d)

Four joints – humeroulnar, humeroradial, proximal radioulnar, and distal radioulnar

6.

What is the structural joint type of the proximal and distal radioulnar joints?

a)

Hinge joint

b)

Pivot joint

c)

Ball-and-socket joint

d)

Condyloid joint

7.

Which two ligaments provide primary stability to the elbow joint on the medial and lateral sides?

a)

Radial collateral ligament and annular ligament

b)

Ulnar collateral ligament and radial collateral ligament

c)

Annular ligament and quadrate ligament

d)

Interosseous membrane and annular ligament

8.

"Baseball elbow" (commonly seen in pitchers) is most often an injury to which ligament?

a)

Radial collateral ligament

b)

Ulnar collateral ligament

c)

Annular ligament

d)

Interosseous membrane

9.

Which of the following is NOT a movement of the elbow and forearm?

a)

Flexion

b)

Extension

c)

Pronation

d)

Abduction

10.

Which muscle can flex the elbow joint and supinate the forearm?

a)

Brachialis

b)

Biceps brachii

c)

Brachioradialis

d)

Pronator teres

11.

Which small triangular muscle located at the back of the elbow assists the triceps in elbow extension and stabilizes the elbow joint?

a)

Anconeus

b)

Brachialis

c)

Pronator teres

d)

Flexor carpi ulnaris

12.

Which muscle originates from the medial epicondyle of the humerus and crosses the forearm diagonally to pronate the forearm?

a)

Supinator

b)

Pronator quadratus

c)

Pronator teres

d)

Brachioradialis