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Muscles and Rotations in Arm Movement Quiz

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Which muscle is primarily responsible for extension of the elbow joint?

Triceps brachii

Explanation

Triceps brachii extends the elbow.

Which of the following movements is primarily controlled by the supinator muscle?

Supination of the forearm

Explanation

Supinator controls forearm supination.

Which muscle is responsible for forearm pronation?

Pronator teres

Explanation

Pronator teres is responsible for forearm pronation.

Which muscle group is primarily responsible for flexing the wrist?

Flexor carpi radialis

Explanation

Flexor carpi radialis primarily flexes the wrist.

Which muscle is primarily responsible for shoulder abduction in the coronal plane?

Supraspinatus

Explanation

Supraspinatus primarily abducts the shoulder in the coronal plane.

Which muscle is responsible for extending the fingers?

Extensor digitorum

Explanation

Extensor digitorum extends the fingers.

What muscle is responsible for adducting the arm at the shoulder joint?

Pectoralis major

Explanation

Pectoralis major adducts the arm at the shoulder.

Which muscle acts as the prime mover for shoulder abduction?

Deltoid

Explanation

Deltoid is the prime mover for shoulder abduction.

The infraspinatus muscle belongs to which muscle group?

Rotator cuff

Explanation

Infraspinatus belongs to the rotator cuff.

#10

Which muscle helps in stabilizing the shoulder joint during arm movements?

Teres minor

Explanation

Teres minor helps in stabilizing the shoulder joint.

#11

Which muscle assists in shoulder horizontal adduction?

Pectoralis major

Explanation

Pectoralis major assists in shoulder horizontal adduction.

#12

Which muscle is not part of the rotator cuff?

Deltoid

Explanation

Deltoid is not part of the rotator cuff.

#13

During which phase of a biceps curl exercise does the brachialis muscle play a significant role?

Eccentric phase

Explanation

Brachialis plays a significant role in the eccentric phase of a biceps curl.

#14

Which muscle is primarily responsible for shoulder internal rotation?

Subscapularis

Explanation

Subscapularis is primarily responsible for shoulder internal rotation.

#15

Which muscle assists in elbow flexion when the forearm is supinated?

Biceps brachii

Explanation

Biceps brachii assists in elbow flexion when the forearm is supinated.

#16

Which muscle is primarily responsible for shoulder horizontal abduction?

Teres minor

Explanation

Teres minor is primarily responsible for shoulder horizontal abduction.

#17

Which muscle assists in shoulder external rotation when the arm is abducted?

Infraspinatus

Explanation

Infraspinatus assists in shoulder external rotation when the arm is abducted.

Muscles and Rotations in Arm Movement Quiz

Which muscle is primarily responsible for extension of the elbow joint?

Which of the following movements is primarily controlled by the supinator muscle?

Which muscle is responsible for forearm pronation?

Which muscle group is primarily responsible for flexing the wrist?

Which muscle is primarily responsible for shoulder abduction in the coronal plane?

Which muscle is responsible for extending the fingers?

What muscle is responsible for adducting the arm at the shoulder joint?

Which muscle acts as the prime mover for shoulder abduction?

The infraspinatus muscle belongs to which muscle group?

Which muscle helps in stabilizing the shoulder joint during arm movements?

Which muscle assists in shoulder horizontal adduction?

Which muscle is not part of the rotator cuff?

During which phase of a biceps curl exercise does the brachialis muscle play a significant role?

Which muscle is primarily responsible for shoulder internal rotation?

Which muscle assists in elbow flexion when the forearm is supinated?

Which muscle is primarily responsible for shoulder horizontal abduction?

Which muscle assists in shoulder external rotation when the arm is abducted?

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