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Functional Human Anatomy > Lab 4 - Hand and Wrist > Flashcards

Lab 4 - Hand and Wrist Flashcards

1
Q

What is the insertion of the flexor carpi radialis?

A

Base of 2nd and 3rd metacarpals

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2
Q

What is the action of the flexor carpi radialis?

A
  • Wrist flexion
  • Radial deviation
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3
Q

What is the origin of the flexor carpi ulnaris that isn’t the medial epicondyle of the humerus?

A

Olecranon and posterior border of ulna

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4
Q

What is the insertion of the flexor carpi ulnaris?

A
  • Carpal bones (Pisiform and hook of Hamate)
  • Base of 5th metacarpal
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5
Q

What is the action of the flexor carpi ulnaris?

A
  • Wrist flexion
  • Ulnar deviation
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6
Q

What is the origin of the palmaris longus?

A

Medial epicondyle of the humerus

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7
Q

What is the insertion of the palmaris longus?

A

Palmar aponeurosis

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8
Q

What are the actions of the palmaris longus?

A
  • Wrist flexion (weak)
  • Tighten palmar aponeurosis
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9
Q

What is the origin of the extensor carpi radialis longus?

A

Lateral supracondylar ridge of humerus

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10
Q

What is the insertion of the extensor carpi radialis longus?

A

Base of 2nd metacarpal

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11
Q

What is the action of the extensor carpi radialis longus?

A
  • Wrist extension
  • Radial deviation
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12
Q

What is the origin of the extensor carpi radialis brevis?

A

Lateral epicondyle of the humerus

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13
Q

What is the insertion of the extensor carpi radialis brevis?

A

Base of 3rd metacarpal

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14
Q

What is the action of the extensor carpi radialis brevis?

A
  • Wrist extension
  • Radial deviation
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15
Q

What is the origin of the extensor carpi ulnaris?

A
  • Lateral epicondyle of humerus
  • Posterior shaft of ulna
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16
Q

What is the insertion of the extensor carpi ulnaris?

A

Base of the 5th metacarpal

17
Q

What muscle inserts on base of 2nd and 3rd metacarpals?

A

Flexor carpi radialis

18
Q

What muscle inserts on the carpal bones (pisiform and hook of hamate) and the 5th metacarpal?

A

Flexor carpi ulnaris

19
Q

What muscle inserts at the base of the 2nd metacarpal?

A

Extensor carpi radialis longus

20
Q

What muscle inserts on the base of the 3rd metacarpal?

A

Extensor carpi radialis brevis

21
Q

What muscle inserts on the base of the 5th metacarpal?

A

Extensor carpi ulnaris

22
Q
A

Functional Human Anatomy (6 decks)

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