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Muscles and Movements of the Wrist and Hand Quiz

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Which muscle is primarily responsible for flexing the wrist?

Flexor carpi radialis

Explanation

Flexor carpi radialis flexes the wrist primarily.

What movement is produced when the muscles of the wrist and hand contract to bring the palm of the hand closer to the forearm?

Flexion

Explanation

Flexion occurs when the palm is brought closer to the forearm.

Which muscle is responsible for the movement of abduction of the thumb?

Abductor pollicis brevis

Explanation

Abductor pollicis brevis abducts the thumb.

The radial artery supplies blood to which muscle of the hand?

Palmaris longus

Explanation

Radial artery supplies blood to Palmaris longus in the hand.

Which muscle acts to abduct the little finger?

Abductor digiti minimi

Explanation

Abductor digiti minimi abducts the little finger.

Which muscle is primarily responsible for flexion of the thumb?

Flexor pollicis longus

Explanation

Flexor pollicis longus primarily flexes the thumb.

Which muscle is not involved in extending the wrist?

Flexor carpi ulnaris

Explanation

Flexor carpi ulnaris is not involved in wrist extension.

The ulnar nerve innervates which of the following muscles of the hand?

Abductor digiti minimi

Explanation

Ulnar nerve innervates Abductor digiti minimi in the hand.

Which muscle assists in the adduction of the thumb?

Opponens pollicis

Explanation

Opponens pollicis assists in thumb adduction.

#10

The median nerve innervates all of the following muscles except:

Flexor carpi ulnaris

Explanation

Median nerve does not innervate Flexor carpi ulnaris.

#11

The ulnar artery supplies blood to which muscle of the hand?

Palmaris longus

Explanation

Ulnar artery supplies blood to Palmaris longus in the hand.

#12

Which muscle assists in the abduction of the thumb?

Abductor pollicis longus

Explanation

Abductor pollicis longus assists in thumb abduction.

#13

Which muscle acts to oppose the thumb and little finger, bringing them closer together?

Adductor pollicis

Explanation

Adductor pollicis brings the thumb and little finger closer together.

#14

Which muscle is primarily responsible for the movement of extension of the thumb?

Extensor pollicis longus

Explanation

Extensor pollicis longus primarily extends the thumb.

#15

Which muscle is primarily responsible for the movement of adduction of the thumb?

Adductor pollicis

Explanation

Adductor pollicis primarily adducts the thumb.

#16

Which muscle is primarily responsible for the movement of opposition of the thumb?

Opponens pollicis

Explanation

Opponens pollicis primarily opposes the thumb.

#17

Which muscle is primarily responsible for the movement of abduction of the little finger?

Abductor digiti minimi

Explanation

Abductor digiti minimi primarily abducts the little finger.

Muscles and Movements of the Wrist and Hand Quiz

Which muscle is primarily responsible for flexing the wrist?

What movement is produced when the muscles of the wrist and hand contract to bring the palm of the hand closer to the forearm?

Which muscle is responsible for the movement of abduction of the thumb?

The radial artery supplies blood to which muscle of the hand?

Which muscle acts to abduct the little finger?

Which muscle is primarily responsible for flexion of the thumb?

Which muscle is not involved in extending the wrist?

The ulnar nerve innervates which of the following muscles of the hand?

Which muscle assists in the adduction of the thumb?

The median nerve innervates all of the following muscles except:

The ulnar artery supplies blood to which muscle of the hand?

Which muscle assists in the abduction of the thumb?

Which muscle acts to oppose the thumb and little finger, bringing them closer together?

Which muscle is primarily responsible for the movement of extension of the thumb?

Which muscle is primarily responsible for the movement of adduction of the thumb?

Which muscle is primarily responsible for the movement of opposition of the thumb?

Which muscle is primarily responsible for the movement of abduction of the little finger?

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