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Anatomy > Muscles of the upper limb (forearm and hand) > Flashcards

Muscles of the upper limb (forearm and hand) Flashcards

1
Q

Pronator teres origin

A

Medial epicondyle of humerus & proximal ulna

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2
Q

Pronator teres insertion

A

Lateral radius

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3
Q

Pronator teres innervation

A

Median Nerve

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4
Q

Pronator teres Function

A

Pronates forearm at elbow, assists in flexion at elbow

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5
Q

Flexor carpi radialis origin

A

Medial epicondyle of humerus

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6
Q

Flexor carpi radialis insertion

A

Metacarpal 2

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7
Q

Flexor carpi radialis innervation

A

Median Nerve

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8
Q

Flexor carpi radialis function

A

Flexes and abducts hand at wrist

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9
Q

Palmaris longus origin

A

Medial epicondyle of humerus

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10
Q

Palmaris longus insertion

A

Palmar aponeurosis & flexor retinaculum of hand

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11
Q

Palmaris longus innervation

A

Median Nerve

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12
Q

Palmaris longus function

A

Flexes hand at wrist, tenses palmar aponeurosis

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13
Q

Flexor carpi ulnaris origin

A

Medial epicondyle of humerus

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14
Q

Flexor carpi ulnaris insertion

A

Pisiform, hamate, metacarpal 5

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15
Q

Flexor carpi ulnaris innervation

A

Ulnar nerve

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16
Q

Flexor carpi ulnaris function

A

Flexes and adducts hand at wrist

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17
Q

Flexor digitorum superficialis origin

A

Medial epicondyle of humerus, coronoid process of ulna, anterior shaft of radius

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18
Q

Flexor digitorum superficialis insertion

A

Middle phalanges of digits 2-5

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19
Q

Flexor digitorum superficialis innervation

A

Median Nerve

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20
Q

Flexor digitorum superficialis function

A

Flexes phalanges of digits 2-5 at MP and PIP

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21
Q

Flexor digitorum profundus origin

A

Anterior shaft of ulna, interosseous membrane

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22
Q

Flexor digitorum profundus insertion

A

Distal phalanges of digits 2-5

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23
Q

Flexor digitorum profundus innervation

A

Anterior interosseous nerve (bellies to digits 2 & 3), ulnar nerve (bellies to digits 4 & 5)

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24
Q

Flexor digitorum profundus function

A

Flexes phalanges at DIP (Distal interphalangeal) joint

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25
Q

Flexor pollicis longus origin

A

Anterior surface of radius, interosseous membrane

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26
Q

Flexor pollicis longus insertion

A

Distal phalanx of pollex (thumb)

27
Q

Flexor pollicis longus innervation

A

Anterior interosseous nerve

28
Q

Flexor pollicis longus function

A

flexes pollex (thumb)

29
Q

Pronator quadratus origin

A

Anterior surface of distal ulna

30
Q

Pronator quadratus insertion

A

Anterior surface of distal radius

31
Q

Pronator quadratus innervation

A

Anterior interosseous nerve

32
Q

Pronator quadratus function

A

Pronates forearm at elbow

33
Q

Brachioradialis origin

A

Proximal to lateral epicondyle of humerus

34
Q

Brachioradialis insertion

A

Styloid process of radius

35
Q

Brachioradialis innervation

A

Radial nerve

36
Q

Brachioradialis function

A

Flexes forearm at elbow when partially pronated

37
Q

Extensor carpi radialis longus origin

A

Proximal to lateral epicondyle of humerus (supraepicondylar ridge)

38
Q

Extensor carpi radialis longus insertion

A

Dorsal side of proximal metacarpal 2

39
Q

Extensor carpi radialis longus innervation

A

Radial Nerve

40
Q

Extensor carpi radialis longus function

A

Extend and abduct hand at wrist

41
Q

Extensor carpi radialis brevis origin

A

Lateral epicondyle of humerus

42
Q

Extensor carpi radialis brevis insertion

A

Dorsal side of proximal metacarpal 3

43
Q

Extensor carpi radialis brevis innervation

A

Posterior interosseous nerve

44
Q

Extensor carpi radialis brevis function

A

Extend and abduct hand at wrist

45
Q

Extensor digitorum origin

A

Lateral epicondyle of humerus

46
Q

Extensor digitorum insertion

A

Extensor sheath covering digits 2-5

47
Q

Extensor digitorum innervation

A

Posterior interosseous nerve

48
Q

Extensor digitorum function

A

Extends digits 2-5 at MP, PIP, DIP

49
Q

Extensor digiti minimi origin

A

Lateral epicondyle of humerus

50
Q

Extensor digiti minimi insertion

A

Extensor sheath covering digit 5

51
Q

Extensor digiti minimi innervation

A

Posterior interosseous nerve

52
Q

Extensor digiti minimi function

A

Extends digit 5 at MP

53
Q

Extensor carpi ulnaris origin

A

Lateral epicondyle of humerus, posterior side of ulna

54
Q

Extensor carpi ulnaris insertion

A

Dorsal aspect of the proximal metacarpal 5

55
Q

Extensor carpi ulnaris innervation

A

Posterior interosseous nerve

56
Q

Extensor carpi ulnaris function

A

Extends and adducts hand at wrist

57
Q

Supinator origin

A

Lateral epicondyle of humerus, proximal ulna

58
Q

Supinator insertion

A

Proximolateral radius

59
Q

Supinator innervation

A

Deep branch of the radial nerve

60
Q

Supinator function

A

Supinates forearm at elbow

61
Q

Extensor indicis origin

A

Posterior side of distal ulna and interosseous membrane

62
Q

Extensor indicis insertion

A

Extensor expansion of digit 2

63
Q

Extensor indicis innervation

A

Posterior interosseous nerve

64
Q

Extensor indicis function

A

Extends digit 2

Anatomy (25 decks)

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