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Biology 22 - Lab Exam II > CRANIAL NERVES > Flashcards

CRANIAL NERVES Flashcards

(42 cards)

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1
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

“Some Say Marry Money, But My Brother Says Big Brains Matter More”

A

Olfactory nerve I

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2
Q

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A

Optic nerve II

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3
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A

Oculomotor nerve III

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4
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

“Some Say Marry Money, But My Brother Says Big Brains Matter More”

A

Trochlear nerve IV

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5
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

“Some Say Marry Money, But My Brother Says Big Brains Matter More”

A

Trigeminal nerve V

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6
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

“Some Say Marry Money, But My Brother Says Big Brains Matter More”

A

Abducens nerve VI

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7
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

“Some Say Marry Money, But My Brother Says Big Brains Matter More”

A

Facial nerve VII

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8
Q

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A

Vestibulocochlear nerve VIII

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9
Q

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A

Glossopharyngeal IX

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10
Q

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A

Vagus nerve X

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11
Q

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“Some Say Marry Money, But My Brother Says Big Brains Matter More”

A

Accessory nerve XI

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12
Q

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A

Hypoglossal nerve XII

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13
Q

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CN I & II originate arises the

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A

Cerebrum

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14
Q

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The olfactory (i) nerve exits through the

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A

Cribiform plate

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15
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The optic (ii) nerve exits through the

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A

Optic canal

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16
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The oculomotor (iii) nerve exits through the

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A

Superior orbital fissure

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17
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The trochlear (iv) nerve exits through the

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A

Superior orbital fissure

18
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The trigeminal (v) nerve exits through

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A
  • ophthalmic: superior orbital fissure
  • maxillary: foramen rotundum
  • mandibular: foramen ovale
19
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The abducens (vi) nerve exits through the

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A

Superior orbital fissure

20
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The facial (vii) nerve exits through the

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A

Internal acoustic meatus and stylomastoid foramen

21
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The vestibulocochlear (viii) nerve exits through the

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A

Internal acoustic meatus

22
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The glossopharyngeal (ix) nerve exits through the

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A

Jugular foramen

23
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The vagus (x) nerve exits through the

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A

Jugular foramen

24
Q

“Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH”

The accessory (xi) nerve exits through the

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A

Jugular foramen

25
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** The hypoglossal (xii) nerve exits through the ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
hypoglossal canal
26
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** CN III & IV arises from the ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
Midbrain ## Footnote **(CN IV is the only one that arises from the DORSAL aspect of the brainstem)**
27
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** CN V arises from the ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
Pons
28
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** CN VI, VII, & VIII arises from the ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
Pontomedullary junction
29
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** CN IX, X, & XII arises from the ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
Medulla
30
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** CN XI arises from the ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
Spinal cord
31
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Olfactory nerve** (CNI)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Smell (or olfaction) ## Footnote Special sensory
32
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Optic nerve** (CNII)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Provides vision ## Footnote Special sensory
33
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Oculomotor nerve** (CNIII)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Movement of extraocularmuscles (superior rectus, medial rectus, inferior oblique, and inferior rectus) - Parasympathetic fibers to constrict the pupils and ciliary body ## Footnote Somatic motor function + Parasympathetic function
34
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Trochlear nerve** (CNIV)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Moves the superior oblique ## Footnote Somatic motor function
35
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Trigeminal nerve** (CNV)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
Three divisions: (1) opthalmic, (2) Maxillary, and (3) Mandibular nerves - provides sensory information from these three areas - mandibular division innervates the muscles of mastication ## Footnote Sensory fibers and somatic motor nerves
36
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Abducens nerve** (CNVI)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Moves the lateral rectus ## Footnote Somatic motor function
37
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Facial nerve** (CNVII)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Moves the muscles of facial expression - Parasympathetic fibers for submandibular, sublingual, lacrimal, and nasal glands - Innervates area of skin on external ear - Senses taste from anterior 2/3 of the tongue ## Footnote Somatic motor, sensory fibers, and parasymphathetic nerves
38
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the fuction of the **Vestibulocochlear nerve** (CNVIII)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Provides hearing and balance ## Footnote Sensory nerves
39
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Glossopharyngeal nerve** (CNIX)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Provides motor function to the stylopharyngeus muscle for swallowing - Carries parasymphathetic fibers to the parotid gland - Recieves sensory information from the oropharynx and carotid sinus & body - Special sensory taste from the posterior 1/3 of tongue ## Footnote Sensory nerves, somatic motor function, and parasymphathetic fibers
40
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Vagus nerve** (CNX)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Provides motor function to muscles of larynx and pharynx for phonation and swallowing - Parasympathetic fibers to heart, lungs, abdominal organs, and viscera - Sensory information from heart, lungs, abdominal organs and viscera - Special sensory fibers that sense taste epiglottis and laryngeopharynx ## Footnote Sensory nerve, somatic motor functions, and parasympathetic fibers
41
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Accessory nerve** (CNXI)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Provides motor function to the sternocleidomastoid and trapezius muscles ## Footnote Somatic motor function
42
# **"Oh, Oh, Oh To Touch A Feel Very Good Velvet, AH"** What is the function of the **Hypoglossal nerve** (CNXII)? ## Footnote **"Some Say Marry Money, But My Brother Says Big Brains Matter More"**
- Provides motor function of the tongue ## Footnote Somatic motor function

Biology 22 - Lab Exam II (2 decks)

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