Exam 1: Cranial Nerves; Classification, function, and brainstem nuclei from table 12.3 and 12.4 of brainstem1 lecture (I will add 12.5 later, but ready to use now) Flashcards Preview

My Neuroanatomy Behavioral Neurosciences > Exam 1: Cranial Nerves; Classification, function, and brainstem nuclei from table 12.3 and 12.4 of brainstem1 lecture (I will add 12.5 later, but ready to use now) > Flashcards

Flashcards in Exam 1: Cranial Nerves; Classification, function, and brainstem nuclei from table 12.3 and 12.4 of brainstem1 lecture (I will add 12.5 later, but ready to use now) Deck (19):
1

For the neurons classified as Somatic motor (GSE):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as Somatic motor (GSE):

 

1) Extraocular muscles, intrinsic tongue muscles

2)  Oculomotor (III), trochlear (IV), abducens (VI), hypoglossal (XII)

2

For the neurons classified as Branchial motor (SVE):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as Branchial motor (SVE):

 

1) Muscles of mastication, facial expression, middle ear, pharynx, larynx, sternomastiod, upper portion of trapezius

2) Motor nucleus of CN V (V), facial nucleus (VII), nucleus ambiguus (IX, X), accessory spinal nucleus (XI)

3

For the neurons classified as Parasympathetic motor (GVE):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as Parasympathetic motor (GVE):

 

1) Parasympathetic innervation of head and thoracoabdominal viscera above splenic flexure

2) Edinger-Westphal nucleus (III), superior salivatory nucleus (VII), inferior salivatory nucleus (IX), Dorsal motor nucleus of CN X (X)

4

For the neurons classified as Visceral sensory (SVA):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as Visceral sensory (SVA):

 

1) Taste

2) Nucleus solitarius; rostral portion, gustatory nucleus (VII, IX, X)

5

For the neurons classified as Visceral sensory (GVA):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as Visceral sensory (GVA):

 

1) Inputs for control of cardio-respiratory and digestive function

2) Nucleus solitariuscaudal portion, cardiorespiratory nucleus (IX, X)

6

For the neurons classified as General somatic sensory (GSA):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as General somatic sensory (GSA):

 

1) Touch, pain, temperature, position, and vibration sense for the face, sinuses, and meninges

2) Trigeminal nuclei (V, VII, IX, X)

7

For the neurons classified as Special somatic sensory (SSA):

 

1) Know the function

2) brainstem nuclei (and cranial nerves)

For the neurons classified as Special somatic sensory (SSA):

 

1) Olfaction*, vision*, hearing, vestibular sensation

2) Cochlear nuclei (VIII), vestibular nuclei (VIII)

*olfaction (I) and vision (II)  do not have sensory nuclei in the brainstem

8

CN I:

 

1) CN name?

2) functional category; and functions?

CN I:

 

1) Olfactory nerve

2) Special somatic sensory (SSA); Olfaction

9

CN II:

 

1) CN name?

2) functional category; and functions?

CN II:

 

1) Optic nerve

2) Special somatic sensory (SSA); Vision

10

CN III:

 

1) CN name?

2) functional category; and functions?

CN III:

 

1) Oculomotor nerve

2) Somatic motor (GSE); Levator palpebrae superior and all extraocular muscles (except for superior oblique and lateral rectus)

& Parasympathetic (GVE); Parasympathetics to pupil constrictor and ciliary muscles for near vision

11

CN IV:

 

1) CN name?

2) functional category; and functions?

CN IV:

 

1) Trochlear nerve

2) Somatic motor (GSE); Superior oblique muscle, causes depression and intorsion of the eye

12

CN V:

 

1) CN name?

2) functional category; and functions?

CN V:

 

1) Trigeminal nerve

2) General somatic sensory (GSA); Sensations of touch, pain, temperature, joint position, and vibration for the face, mouth, anterior 2/3 of tongue, nasal sinuses, and meninges.

Branchial motor (SVE); Muscles of mastication and tensor tympani muscle

13

CN VI:

 

1) CN name?

2) functional category; and functions?

CN VI:

 

1) Abducens nerve

2) Somatic motor (GSE); Lateral rectus muscle, causes aBduction of the eye

 

14

CN VII:

 

1) CN name?

2) functional category; and functions?

CN VII:

 

1) Facial nerve

2) Branchial motor (SVE); Muscles of facial expression, stapedius muscle, and part of digastric muscle

& Parasympathetic (GVE); Parasympathetics to lacrimal glands, and to sublingual, submadibular, and all other salivary glands (except parotid)

& Special visceral sensory (SVA); Taste from anterior 2/3 of tongue

& General somatic sensory (GSA); Sensation from a small region near the external auditory meatus

15

CN VIII:

 

1) CN name?

2) functional category; and functions?

CN VIII:

 

1) Vestibulocochlear nerve

2) Special somatic sensory (SSA); Hearing and vestibular sensation

 

16

CN IX:

 

1) CN name?

2) functional category; and functions?

CN IX:

 

1) Glossopharyngeal nerve

2) Branchial motor (SVE); Stylopharyngeus muscle

& Parasympathetic (GVE); Parasympathetics to parotid gland

& General somatic sensory (GSA); Sensation from middle ear, region near the external auditory meatues, pharynx, and posterior 1/3 of tongue

& Special visceral sensory (SVA); Taste from posterior 1/3 of tongue

& General visceral sensory (GVA); Chemo- and baroreceptors of the carotid body

17

CN X:

 

1) CN name?

2) functional category; and functions?

CN X:

 

1) Vagus nerve

2) Branchial motor (SVE); Pharyngeal muscles (swallowing) and laryngeal muscles (voice box)

& Parasympathetic (GVE); Parasympathetics to heart, lungs, and digestive tract down to the splenic flexure

& General somatic sensory (GSA); Sensation from pharynx, meninges, and a small region near the external auditory meatus

& Special visceral sensory (SVA); Taste from epiglottis and pharynx

& General visceral sensory (GVA); Chemo- and baroreceptors of the aortic arch

18

CN XI:

 

1) CN name?

2) functional category; and functions?

CN XI:

 

1) Spinal accessory nerve

2) Branchial motor (SVE); Sternomastoid and upper part of trapezius muscle

 

19

CN XII:

 

1) CN name?

2) functional category; and functions?

CN XII:

 

1) Hypoglossal nerve

2) Somatic motor (GSE); Intrinsic muscles of the tongue

 

Decks in My Neuroanatomy Behavioral Neurosciences Class (32):