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Forearm Muscle Pronation Quiz

#1

Which muscle is primarily responsible for forearm pronation?

Pronator teres
Explanation

Pronator teres primarily causes forearm pronation.

#2

Which bone articulates with the ulna to allow pronation and supination?

Radius
Explanation

The radius articulates with the ulna to allow pronation and supination.

#3

What is the primary function of the pronator teres muscle?

Forearm pronation
Explanation

The primary function of the pronator teres muscle is forearm pronation.

#4

Which of the following is NOT a muscle involved in forearm pronation?

Brachialis
Explanation

Brachialis is not involved in forearm pronation.

#5

What is the primary action of the pronator quadratus muscle?

Forearm pronation
Explanation

The pronator quadratus muscle's primary action is forearm pronation.

#6

Which nerve innervates the pronator teres muscle?

Median nerve
Explanation

The median nerve innervates the pronator teres muscle.

#7

Which of the following muscles assists in forearm pronation as a secondary action?

Flexor digitorum superficialis
Explanation

Flexor digitorum superficialis assists in forearm pronation as a secondary action.

#8

During forearm pronation, which bone crosses over the other?

Radius crosses over ulna
Explanation

During forearm pronation, the radius crosses over the ulna.

#9

In forearm pronation, what motion occurs between the radius and ulna bones?

Parallel movement
Explanation

Forearm pronation involves parallel movement between the radius and ulna bones.

#10

Which ligament is responsible for stabilizing the proximal radioulnar joint during forearm pronation?

Annular ligament
Explanation

The annular ligament stabilizes the proximal radioulnar joint during forearm pronation.

#11

Which of the following is a common injury associated with overuse of forearm pronation?

Golfer's elbow
Explanation

Golfer's elbow is a common injury associated with overuse of forearm pronation.

#12

What is the primary role of the annular ligament in forearm pronation?

Stabilizes the proximal radioulnar joint
Explanation

The primary role of the annular ligament is to stabilize the proximal radioulnar joint during forearm pronation.

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