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Anatomy and Functionality of Hand Muscles Quiz

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Which muscle is responsible for flexing the fingers?

Flexor Digitorum Superficialis

Explanation

Flexes fingers at the metacarpophalangeal and proximal interphalangeal joints.

Which muscle is located on the palmar side of the forearm?

Palmaris Longus

Explanation

Weakly flexes the wrist.

Which muscle is primarily responsible for thumb opposition?

Abductor Pollicis Brevis

Explanation

Abducts and assists in opposition of the thumb.

Which muscle is located on the dorsal side of the forearm?

Extensor Digitorum Communis

Explanation

Extends fingers at the metacarpophalangeal and proximal interphalangeal joints.

Which muscle is responsible for ulnar deviation of the wrist?

Flexor Carpi Ulnaris

Explanation

Flexes and adducts the wrist.

Which muscle is responsible for adducting the thumb?

Adductor Pollicis

Explanation

Adducts the thumb.

Which muscle is involved in opposition of the little finger?

Opponens Digiti Minimi

Explanation

Opposes the little finger.

Which muscle is responsible for flexing the wrist medially?

Flexor Carpi Ulnaris

Explanation

Flexes and adducts the wrist.

Which muscle is primarily responsible for flexion of the thumb?

Flexor Pollicis Brevis

Explanation

Flexes and opposes the thumb.

#10

Which muscle is responsible for abduction of the index finger?

Dorsal Interossei

Explanation

Abducts the index finger.

#11

Which muscle is responsible for adducting the little finger?

Opponens Digiti Minimi

Explanation

Adducts and opposes the little finger.

#12

Which muscle is involved in opposition of the index finger?

Opponens Pollicis

Explanation

Opposes the index finger.

#13

Which muscle is responsible for flexion of the fingers at the metacarpophalangeal joints?

Flexor Digitorum Superficialis

Explanation

Flexes fingers at the metacarpophalangeal joints.

#14

Which muscle is responsible for abduction of the little finger?

Dorsal Interossei

Explanation

Abducts the little finger.

#15

What is the primary function of the thenar muscles?

Adduction of the thumb

Explanation

Adducts the thumb.

#16

Which muscle acts to extend the wrist?

Extensor Carpi Radialis Longus

Explanation

Extends and abducts the wrist.

#17

Which muscle is responsible for abduction of the fingers?

Dorsal Interossei

Explanation

Abducts the fingers.

#18

Which muscle is primarily responsible for extension of the thumb?

Extensor Pollicis Longus

Explanation

Extends and abducts the thumb.

#19

Which muscle is responsible for extending the index finger?

Extensor Indicis

Explanation

Extends the index finger.

#20

Which muscle is responsible for extension of the pinky finger?

Extensor Digiti Minimi

Explanation

Extends the little finger.

#21

Which muscle is primarily responsible for adducting the thumb?

Adductor Pollicis

Explanation

Adducts the thumb.

#22

Which muscle is responsible for adducting the index finger?

Palmar Interossei

Explanation

Adducts the index finger.

#23

Which muscle is primarily responsible for opposition of the thumb?

Opponens Pollicis

Explanation

Opposes the thumb.

#24

Which muscle is primarily responsible for extension of the middle finger?

Extensor Digitorum Communis

Explanation

Extends the middle finger.

#25

Which muscle is primarily responsible for adducting the index finger?

Palmar Interossei

Explanation

Adducts the index finger.

Anatomy and Functionality of Hand Muscles Quiz

Which muscle is responsible for flexing the fingers?

Which muscle is located on the palmar side of the forearm?

Which muscle is primarily responsible for thumb opposition?

Which muscle is located on the dorsal side of the forearm?

Which muscle is responsible for ulnar deviation of the wrist?

Which muscle is responsible for adducting the thumb?

Which muscle is involved in opposition of the little finger?

Which muscle is responsible for flexing the wrist medially?

Which muscle is primarily responsible for flexion of the thumb?

Which muscle is responsible for abduction of the index finger?

Which muscle is responsible for adducting the little finger?

Which muscle is involved in opposition of the index finger?

Which muscle is responsible for flexion of the fingers at the metacarpophalangeal joints?

Which muscle is responsible for abduction of the little finger?

What is the primary function of the thenar muscles?

Which muscle acts to extend the wrist?

Which muscle is responsible for abduction of the fingers?

Which muscle is primarily responsible for extension of the thumb?

Which muscle is responsible for extending the index finger?

Which muscle is responsible for extension of the pinky finger?

Which muscle is primarily responsible for adducting the thumb?

Which muscle is responsible for adducting the index finger?

Which muscle is primarily responsible for opposition of the thumb?

Which muscle is primarily responsible for extension of the middle finger?

Which muscle is primarily responsible for adducting the index finger?

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