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Alex - Anatomy > Muscles and Nerves > Flashcards

Muscles and Nerves Flashcards

1
Q

Coracobrachialis

A

Musculocutaneous nerve (C5, C6, C7)

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2
Q

Levator scapulae

A

Dorsal scapular nerve (C4, C5)

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3
Q

Flexor digiti minimi brevis

A

Deep branch of ulnar nerve (C8, T1)

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4
Q

Palmar interossei (1st - 3rd)

A

Deep branch of ulnar nerve (C8, T1)

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5
Q

Flexor digitorum profundus (medial part)

A

Ulnar nerve (C8, T1)

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6
Q

Subclavius

A

Nerve to the subclavius (C5, C6)

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7
Q

Biceps brachii

A

Musculocutaneous nerve (C5, C6, C7)

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8
Q

Pectoralis minor

A

Medial pectoral nerve (C8, T1)

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9
Q

Flexor carpi radialis

A

Median nerve (C6, C7)

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10
Q

Extensor carpi radialis brevis

A

Deep branch of radial nerve (C7, C8)

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11
Q

Longissimus (thoracis, cervicis, and capitis)

A

Lateral branches of dorsal rami of C1-L5

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12
Q

Rectus capitis posterior minor

A

Suboccipital nerve (C1)

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13
Q

Brachialis

A

Musculocutaneous nerve (C5, C6) and radial nerve (C5, C7; some of lateral part of muscle)

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14
Q

Flexor pollicis brevis (deep head)

A

Deep branch of ulnar nerve (C8, T1)

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15
Q

Pronator quadratus

A

Anterior interosseous nerve (C8, T1)

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16
Q

Extensor digitorum

A

Deep branch of radial nerve (C7, C8)

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17
Q

Pectoralis major

A

Medial and lateral pectoral nerves (clavicular head C5, C6; sternocostal head C7, C8, T1)

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18
Q

Abductor pollicis brevis

A

Recurrent branch of median nerve (C8, T1)

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19
Q

Iliocostalis (lumborum, thoracis, and cervicis)

A

Lateral branches of dorsal rami of C8-L1

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20
Q

Rotatores (brevis and longus)

A

Dorsal rami of spinal nerves

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21
Q

Extensor indicis

A

Posterior interosseous nerve (C7, C8)

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22
Q

Adductor pollicis

A

Deep branch of ulnar nerve (C8, T1)

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23
Q

Dorsal interossei (1st - 4th)

A

Deep branch of ulnar nerve (C8, T1)

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24
Q

Trapezius

A

Cranial nerve XI (spinal accessory nerve) and cervical plexus (C2, C3, C4)

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25
Q

Brachioradialis

A

Radial nerve (C5, C6, C7)

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26
Q

Extensor carpi ulnaris

A

Deep branch of radial nerve (C7, C8)

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27
Q

Rhomboid major

A

Dorsal scapular nerve (C4, C5)

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28
Q

Anconeus

A

Radial nerve (C7, C8, T1)

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29
Q

Extensor pollicis brevis

A

Posterior interosseous nerve (C7, C8)

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30
Q

Levatores costarum

A

Dorsal rami of C8-T11 (Thieme says both dorsal and ventral rami)

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31
Q

Intertransversarii

A

Dorsal rami of spinal nerves (except for laterales lumborum and and anteriores cervicis, innervated by ventral rami)

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32
Q

Pronator teres

A

Median nerve (C6, C7)

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33
Q

Multifidus

A

Dorsal rami of spinal nerves

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34
Q

Flexor digitorum profundus (lateral part)

A

Anterior interosseous nerve (C8, T1)

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35
Q

Lumbricals (1st and 2nd)

A

Median nerve (C8, T1)

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36
Q

Supinator

A

Deep branch of radial nerve (C7, C8)

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37
Q

Abductor digiti minimi

A

Deep branch of ulnar nerve (C8, T1)

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38
Q

Triceps brachii

A

Radial nerve (C6, C7, C8)

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39
Q

Obliquus capitis superior

A

Suboccipital nerve (C1)

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40
Q

Semispinalis

A

Dorsal rami of spinal nerves

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41
Q

Flexor pollicis brevis (superficial head)

A

Recurrent branch of median nerve (C8, T1)

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42
Q

Rectus capitis posterior major

A

Suboccipital nerve (C1)

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43
Q

Flexor carpi ulnaris

A

Ulnar nerve (C7, C8)

44
Q

Lumbricals (3rd and 4th)

A

Deep branch of ulnar nerve (C8, T1)

45
Q

Extensor digiti minimi

A

Deep branch of radial nerve (C7, C8)

46
Q

Flexor pollicis longus

A

Anterior interosseous nerve (C8, T1)

47
Q

Extensor carpi radialis longus

A

Radial nerve (C6, C7)

48
Q

Opponens pollicis

A

Recurrent branch of median nerve (C8, T1)

49
Q

Serratus anterior

A

Long thoracic nerve (C5, C6, C7)

50
Q

Sternocleidomastoid

A

Cranial nerve XI (spinal accessory nerve) and direct branches of cervical plexus (C1, C2)

51
Q

Splenius (cervicis and capitis)

A

Lateral branches of dorsal rami of C1-C6

52
Q

Extensor pollicis longus

A

Posterior interosseous nerve (C7, C8)

53
Q

Flexor digitorum superficialis

A

Median nerve (C7, C8, T1)

54
Q

Abductor pollicis longus

A

Posterior interosseous nerve (C7, C8)

55
Q

Obliquus capitis inferior

A

Suboccipital nerve (C1)

56
Q

Palmaris longus

A

Median nerve (C7, C8)

57
Q

Rhomboid minor

A

Dorsal scapular nerve (C4, C5)

58
Q

Opponens digiti minimi

A

Deep branch of ulnar nerve (C8, T1)

59
Q

Serratus posterior superior

A

2nd to 5th intercostal nerves

60
Q

Serratus posterior inferior

A

Ventral rami of T9, T10, T11, and T12

61
Q

Transversus thoracis

A

Intercostal nerve

62
Q

Subcostal

A

Intercostal nerve

63
Q

Innermost intercostal

A

Intercostal nerve

64
Q

Internal intercostal

A

Intercostal nerve

65
Q

External intercostal

A

Intercostal nerve

66
Q

Diaphragm

A

Motor: Phrenic nerve from cervical plexus (C3, C4, C5)

Sensory: Phrenic nerve and lower intercostal nerves near ribs

67
Q

Heart

A

Vagus nerve (parasympathetic), cervical cardiac nerves (sympathetic, T1-T4), both through cardiac plexus

Can beat on its own (SA node -> AV node -> AV bundle -> left and right bundle branches -> Purkinje fibers)

68
Q

Anterior scalene

A

Ventral ramus of C5 & C6

69
Q

Middle scalene

A

Ventral ramus of C3-C8

70
Q

Posterior scalene

A

Ventral ramus of C6-C8

71
Q

External oblique

A

Intercostal nerves (T5-T11), subcostal nerve (T12), iliohypogastric nerve

72
Q

Internal oblique

A

Intercostal nerves (T8-T11, subcostal nerve (T12), iliohypogastric nerve, ilioinguinal nerve

73
Q

Tranaversus abdominis

A

Intercostal nerves (T5-T11), subcostal nerve (T12), iliohypogastric nerve, ilioinguinal nerve, genitofemoral nerve

74
Q

Rectus abdominis

A

Intercostal nerves (T5-T11), subcostal nerve (T12)

75
Q

Cremaster

A

Genital branch of genitofemoral nerve

76
Q

Stomach

A

Anterior and posterior vagal trunks (parasympathetic) and celiac plexus through greater splanchnic nerve (sympathetic)

77
Q

Quadratus lumborum

A

Subcostal nerve (T12)

78
Q

Iliopsoas

A

Femoral nerve (L2-L4) and direct branches from spinal nerves (L1-L4)

79
Q

Pyramidalis

A

Subcostal nerve (T12)

80
Q

Esophagus

A

Vagus nerve (parasympathetic, somatic efferent to proximal striated muscle), sympathetic trunk through esophageal plexus (sympathetic)

81
Q

Gluteus maximus

A

Inferior gluteal nerve (L5-S2)

82
Q

Superficial anal sphincter

A

Inferior rectal nerve (either branch of pudendal nerve or direct branch of sacral plexus)

83
Q

Obturator internus

A

Nerve to obturator internus (L5-S2)

NOT the obturator nerve

84
Q

Bulbospongiosus

A

Pudendal nerve

85
Q

Ischiocavernosus

A

Pudendal nerve

86
Q

Superficial transverse perineal

A

Pudendal nerve

87
Q

Deep transverse perineal

A

Pudendal nerve

88
Q

External urethral sphincter

A

Pudendal nerve

89
Q

Gluteus medius

A

Superior gluteal nerve (L4-S1)

90
Q

Gluteus minimus

A

Superior gluteal nerve (L4-S1)

91
Q

Tensor fascia lata

A

Superior gluteal nerve (L4-S1)

92
Q

Piriformis

A

Direct branches from the sacral plexus (L5-S2)

93
Q

Obturator internus

A

Direct branches from the sacral plexus (L5, S1)

94
Q

Gemelli

A

Direct branches from the sacral plexus (L5, S1)

95
Q

Quadratus femoris

A

Direct branches from the sacral plexus (L5, S1)

96
Q

Obturator exterus

A

Obturator nerve (L3, L4)

97
Q

Pectineus

A

Femoral nerve, obturator nerve (L2, L3)

98
Q

Adductor longus

A

Obturator nerve (L2-L4)

99
Q

Adductor brevis

A

Obturator nerve (L2, L3)

100
Q

Adductor magnus

A

Deep part: Obturator nerve (L2-L4)

Superficial part: Tibial sciatic nerve (L4)

101
Q

Gracilis

A

Obturator nerve (L2, L3)

102
Q

Sartorius

A

Femoral nerve (L2, L3)

103
Q 
Quadriceps femoris
(rectus femoris, vastus lateralis, vastus intermedius, vastus medialis)
A

Femoral nerve (L2-L4)

104
Q

Biceps femoris

A

Long head: Tibial sciatic nerve (L5-S2)

Short head: Common fibular sciatic nerve (L5-S2)

105
Q

Semitendinosus

A

Tibial sciatic nerve (L5-S2)

106
Q

Semimembranosus

A

Tibial sciatic nerve (L5-S2)

107
Q

Popliteus

A

Tibial sciatic nerve (L4-S2)

Alex - Anatomy (2 decks)

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