Cranial Nerves Flashcards Preview

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Flashcards in Cranial Nerves Deck (136):
1

CN I: functional components

Special visceral sensory

2

CN I: CNS origin?

Telencephalon

3

CN I: Nucleus?

Olfactory bulb

4

CN I: Peripheral distribution?

Olfactory mucosa in superior nasal cavity

5

CN I: Ganglion?

Olfactory mucosa

6

CN II: Foramen?

Optic foamen

7

CN II: functional components?

Special somatic sensory

8

CN II: CNS orgin

diencephalon

9

CN II: nucleus

Lateral geniculate

10

CN II: Function

Vision

11

CN II: Peripheral distribution

retina

12

CN II: Ganglion?

One layer of retina

13

CN III: Foramen?

Superior Orbital fissure

14

CN III: Functional components?

general somatic motor and general visceral motor

15

CN III: CNS origin?

midbrain

16

CN III (GSE): nucleus?

Oculomotor

17

CN III (GVE): nucleus?

Nucleus of Edinger-Westphal

18

CN III (GSE): Function?

Ocular movement and lid elevation

19

CN III (GVE): Function?

Constriction of pupil and lens accommodation

20

CN III (GSE): peripheral distribution?

Leavator palpebrae superioris, internal oblique, middle rectus, superior rectus, inferior rectus

21

CN III (GVE): Ganglion?

Ciliary

22

CN IV: foramen?

Superior orbital fissure

23

CN IV: Functional components?

General somatic motor

24

CN IV: CNS Origin?

midbrain

25

CN IV: nucleus?

Trochlear nucleus

26

CN IV: Function

Depress and laterally rotate eye

27

CN IV Peripheral distribution

Superior oblique muscles

28

CN III (GVE): Peripheral distribution?

Sphincter pupillae and ciliary muscles

29

CN V: Ophthalmic division: Foramen

Superior orbital fissure

30

CN V: Ophthalmic division: Functional components?

General somatic sensory

31

CN V: Ophthalmic division: CNS origin

Pons/medulla

32

CN V: Ophthamic division: nucleus

Chief sensory nucleus and nucleus of spinal tract V

33

CN V: Ophthalmic division: Function

Exteroception, general sensation to anterior head (face, oral cavity, sinuses, cranial dura)

34

CN V: Ophthalmic division: Peripheral distribution?

Upper 1/3 of face and anterior scalp

35

CN V: Ophthalmic division: ganglion?

Semilunar

36

CN V: Maxillary division: foramen?

Foramen rotundum

37

CN V: Maxillary division: Functional components?

general somatic sensory

38

CN V: Maxillary division: CNS orgin?

Spinal cord

39

CN V: maxillary division: Nucleus?

Chief sensory nucleus and nucleus spinal tract V

40

CN V: maxillary division: Function?

Exteroception

41

CN V: Maxillary division: peripheral distribution?

Mid 1/3/ of face oral cavity

42

CN V: Mandibular division: foramen?

Foramen ovale

43

CN V: Mandibular division: functional components?

general somatic sensory and special visceral motor

44

CN V: Mandibular division (GSA): CNS origin?

pons/medulla and midbrain

45

CN V: Mandibular division (GSA): nucleus?

Mesencephalic nucleus of V

46

CN V: Mandibular division (GSA): function?

proprioception from head

47

CN V: Mandibular division (GSA): peripheral distribution?

Muscles of mastication, periodontal membrane and TMJ

48

CN V: Mandibular division (GSA): ganglion?

Semilunar

49

CN V: Mandibular division (SVE): CNS origin?

Pons

50

CN V: mandibular division (SVE): Nucleus?

Motor nucleus of V

51

CN V: mandibular division (SVE): Function?

Mastication

52

CN V: Mandibular division (SVE): peripheral distribution?

Muscles of mastication, tensor tympani, tensor veli, palatini, anterior digastric muscles, mylohyoid

53

CN VI: Foramen?

Superior orbital fissure

54

CN VI: Functional components?

somatic motor sensory

55

CN VI: CNS origin?

Pons/medulla

56

CN VI: Nucleus?

Abducens nucleus

57

CN VI: Function?

Lateralization of eye

58

CN VI: peripheral distribution?

lateral rectus

59

CN VII (SVE): Foramen?

Internal auditory meatus

60

CN VII Functional components?

Special visceral motor, general visceral motor, general visceral sensory, special visceral sensory, general somatic sensory

61

CN VII: CNS origin?

Pons

62

CN VII (SVE): nucleus?

Motor nucleus of VII

63

CN VII (SVE): Function?

Facial expression

64

CN VII (SVE): peripheral distribution?

Facial muscles, stylohyoid, posterior diagastric, stapedus

65

CN VII (GVE): Nucleus?

Lacrimation nucleus and superior salivary nucleus

66

CN VII (GVE): function?

lacrimation and salivation

67

CN VII (GVE): Peripheral distribution?

Lacrimal glands, submandibular, sublingual, and palatine glands

68

CN VII (GVE): Ganglion?

Pterygopalatine (autonomic) and submandibular (autonomic)

69

CN VII (GVA): Nucleus

Nucleus of tractus solitarius

70

CN VII (GVA): function?

regulates ANS activity

71

CN VII (GVA): peripheral distribution?

deep tissues of face

72

CN VII (GVA): ganglion?

Geniculate

73

CN VII (SVA): Nucleus?

Nucleus of tractus solitarius

74

CN VII (SVA): Function?

Taste

75

CN VII (SVA): peripheral distribution?

Anterior 2/3 of tongue

76

CN VII (SVA): ganglion?

Geniculate

77

CN VII (GSA): Nucleus?

Nucleus of spinal tract V

78

CN VII (GSA): Function?

General sensation

79

CN VII (GSA): peripheral distribution?

Small area of skin of external auditory

80

CN VII (GSA): ganglion

geniculate

81

CN VIII: Foramen?

Internal auditory meatus

82

CN VIII: Functional components?

Special somatic sensory

83

CN VIII: CNS Origin?

Medulla

84

CN VIII: Nucleus?

Cochlear nuclei and vestibular nuclei

85

CN VIII: Function?

Hearing and equilibrium

86

CN VIII: Peripheral distribution?

Cochlea and maculae of utricle and saccule, cristae in ampullae of semicircular ducts

87

CN VIII: ganglion?

Vestibular

88

CN IX: Functional components?

Special visceral motor, general visceral motor, general visceral sensory, general somatic sensory

89

CN IX: CNS origin?

Medulla

90

CN IX (SVE): nucleus?

Nucleus ambiguus

91

CN IX (SVE): Function?

Swallowing

92

CN IX (SVE): Peripheral distribution?

Stylopharyngeus muscle

93

CN IX (GVE): Nucleus?

Inferior salivatory nucleus

94

CN IX (GVE): Function?

Salivation

95

CN IX (GVE): peripheral distribution?

parotid gland

96

CN IX (GVE): ganglion?

Otic

97

CN IX (GVA): Nucleus?

Nucleus of tractus soliarius

98

CN IX (GVA): Function?

Ear, blood pressure regulation and gag reflex

99

CN IX: Peripheral distribution?

Carotid body and sinus, pharynx, tympanic cavity, tongue mucosa

100

CN IX (GVA): ganglion?

Petrosal

101

CN IX (SVA): Nucleus?

Solitary tract

102

CN IX (SVA): Function?

Taste

103

CN IX (SVA): Peripheral distribution?

posterior 1/3 of tongue

104

CN IX (SVA): ganglion?

Petrosal

105

CN IX (GSA): Nucleus?

Nucleus of spinal tract V

106

CN IX (GSA): Function?

General sensation

107

CN IX (GSA): Peripheral distribution?

external auditory meatus

108

CN IX (GSA): ganglion?

superior

109

CN X: Foramen?

jugular foramen

110

CN X: Function components?

Special visceral motor, general visceral sensory, general visceral sensory, general somatic sensory

111

CN X: CNS origin?

Medulla

112

CN X (SVE): Nucleus?

nucleus ambiguus

113

CN X (SVE): function?

phonation and swallowing

114

CN X (SVE): Peripheral distribution?

Muscles of pharynx, palate, and upper esphagus

115

CN X (GVE): Nucleus?

Dorsal motor nucleus of X

116

CN X (GVA): Nucleus?

Nucleus of tractus soliartius

117

CN X (GVA): Function?

Sensation from thorax and abdomen (rarely pain)

118

CN X(GVA): peripheral distribution?

Thoracic and abdomen viscera

119

CN X (GVA) ganglion?

nodose

120

CN X (GSA): Nucleus?

nucleus of spinal tract V

121

CN X (GSA): Function

General sensation

122

CN X (GSA): peripheral distribution

External auditory meatus

123

CN X(GSA): ganglion?

jugular

124

CN XI: foramen?

Jugular foramen

125

CN XI: Functional component?

Special visceral motor

126

CN XI: CNS component?

Medulla

127

CN XI: Nucleus?

spinal accessory nucleus

128

CN XI: Function?

movement of head and elevation of shoulders

129

CN XI: Peripheral distribution?

trapezius, sternocleidomastoid

130

CN XII: Foramen?

Hypoglossal canal

131

CN XII: functional components?

General somatic motor

132

CN XII: CNS origin?

Medulla

133

CN XII: Nucleus?

Hypoglossal

134

CN XII: Function?

Mastication, digestion, speech

135

CN XII: Peripheral distribution?

Muscles of tongue, extrinsic and intrinsic

136

CN I exists which through which Foramen?

Cribiform plate