Hand and arm anatomy

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Hand and arm anatomy

Bones and muscles of the hand and arm

Bones and MusclesHand and arm anatomy

Humerus

Radius

Ulna

Carpals

Metacarpals

Phalanges

How many small bones are in the wrist?

A

6

B

7

C

8

D

9

Which bones make are found in the palm of the hand

A

Phalanges

B

Tarsals

C

Metacarpals

D

Carpals

Which of these is not a carpal bone?

A

Triquetral

B

Trapezium

C

Trapezoid

D

Triangular

What is the action of the abductor?

A

Extend fingers

B

Flex hand

C

Abduct hand

D

Adduct hand

Which muscle extends the fingers?

A

Palmaris longus

B

Flexor carpi radialis

C

Extensor digitorum

D

Flexor carpi ulnaris

Which muscle aids in forearm pronation?

A

Extensor carpi ulnaris

B

Pronator teres

C

Flexor carpi radialis

D

Brachioradialis

What does the palmaris longus do?

A

Adducts hand

B

Abducts hand

C

Extends fingers

D

Flexes the hand

Which muscle flexes the wrist?

A

Flexor carpi ulnaris

B

Brachioradialis

C

Flexor carpi radialis

D

Extensor digitorum