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Anatomical Kinesiology > Wrist and Hand > Flashcards

Wrist and Hand Flashcards

1
Q

Flexor Carpi Radialis Origin

A

Medial epicondyle of humerus

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2
Q

Flexor Carpi Radialis Insertion

A

Anterior surface of base of 2nd and 3rd metacarpals

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3
Q

Flexor Carpi Radialis Actions

A

Wrist flexion and wrist abduction

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4
Q

Palmaris Longus Origin

A

Medial epicondyle of the humerus

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5
Q

Palmaris Longus Insertion

A

Palmar aponeurosis of the 2nd - 5th metacarpals

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6
Q

Palmaris Longus Actions

A

Wrist flexion

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7
Q

Flexor Carpi Ulnaris Origin

A

Medial epicondyle of humerus, posterior aspect of the proximal ulna

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8
Q

Flexor Carpi Ulnaris Insertion

A

Anterior surface of pisiform, hamate, base of 5th metacarpal

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9
Q

Flexor Carpi Ulnaris Action

A

Wrist flexion and wrist adduction

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10
Q

Extensor Carpi Ulnaris Origin

A

Lateral epicondyle of humerus, middle two-fourths of the posterior border of ulna

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11
Q

Extensor Carpi Ulnaris Insertion

A

Posterior surface of base of 5th metacarpal

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12
Q

Extensor Carpi Ulnaris Actions

A

Wrist extension and wrist adduction

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13
Q

Extensor Carpi Radialis Brevis Origin

A

Lateral epicondyle of humerus

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14
Q

Extensor Carpi Radialis Brevis Insertion

A

Posterior surface of base of 3rd metacarpal

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15
Q

Extensor Carpi Radialis Brevis Actions

A

Wrist extension, wrist abduction

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16
Q

Extensor Carpi Radialis Longus Origin

A

Distal 1/3 of lateral supracondylar ridge of humerus and lateral epicondyle of humerus

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17
Q

Extensor Carpi Radialis Longus Insertion

A

Posterior surface of base of 3rd metacarpal

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18
Q

Extensor Carpi Radialis Longus Actions

A

Wrist extension, wrist abduction

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19
Q

Flexor Digitorum Superficialis Origin

A

Medial epicondyle of humerus, medial coronoid process on ulnar head, upper 2/3 of anterior border of radius just distal to the radial tuberosity

20
Q

Flexor Digitorum Superficialis Insertion

A

Each tendon splits and attaches to the sides of the anterior surface of the middle phalanx of the four fingers

21
Q

Flexor Digitorum Superficialis Actions

A

Finger flexion at MCP and PIP joints, wrist flexion

22
Q

Flexor Digitorum Profundus Origin

A

Proximal 3/4 of the anterior and medial ulna

23
Q

Flexor Digitorum Profundus Insertion

A

Base of the distal phlanxes of the four fingers

24
Q

Flexor Digitorum Profundus Actions

A

Finger flexion at MCP, PIP, and DIP joints, wrist flexion

25
Q

Flexor Pollis Longus Origin

A

Middle anterior surface of radius and anterior medial border of ulna just distal to the coronoid process

26
Q

Flexor Pollis Longus Insertion

A

Anterior surface of base of distal phalanx of thumb

27
Q

Flexor Pollis Longus Actions

A

Thumb flexion at CMC, MCP and IP joints, wrist flexion wrist abduction

28
Q

Extensor Digitorum Origin

A

Lateral epicondyle of humerus

29
Q

Extensor Digitorum Insertion

A

Four tendons to posterior surface of bases of middle and distal phalanges of the four fingers

30
Q

Extensor Digitorum Actions

A

Extension of 2nd, 3rd, 4th, and 5th phalanges at MCP joints, wrist extension

31
Q

Extensor Indicis Origin

A

Between middle and distal 1/3 of posterior ulna

32
Q

Extensor Indicis Insertion

A

Posterior surface of base of the middle and distal phalanges of the 2nd phalange

33
Q

Extensor Indicis Actions

A

Extension of index finger at MCP joint

34
Q

Extensor Digiti Minimi Origin

A

Lateral epicondyle of humerus

35
Q

Extensor Digiti Minimi Insertion

A

Posterior surface of base of middle and distal phalanges of 5th phalage

36
Q

Extensor Digiti Minimi Action

A

Extension of little finger at MCP joint

37
Q

Extensor Pollicis Longus Origin

A

Posterior lateral surface of lower middle ulna

38
Q

Extensor Pollicis Longus Insertion

A

Posterior surface of base of distal phalanx of the thumb

39
Q

Extensor Pollicis Longus Actions

A

Extensor of thumb at CMC, MCP, and IP joints, wrist extension, wrist abduction

40
Q

Extensor Pollicis Brevis Origin

A

Posterior Surface of the lower middle radius

41
Q

Extensor Pollicis Brevis Insertion

A

Posterior surface of base of the proximal phalanx of thumb

42
Q

Extensor Pollicis Brevis Actions

A

Extension of thumb at CMC and MCP joints, wrist abduction

43
Q

Abductor Pollicis Longus Origin

A

Posterior aspect of the radius and midshaft of the ulna

44
Q

Abductor Pollicis Longus Insertion

A

Posterior surface of base of the first metacarpal

45
Q

Abductor Pollicis Longus Actions

A

Abduction of the thumb at CMC joint, wrist abduction, thumb extension at CMC joint

Anatomical Kinesiology (5 decks)

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