Cranial Nerves

Question 1

How many Cranial Nerves?

Answer 1

12

Question 2

How many Sensory Nerves?

Answer 2

3

Question 3

How many Motor Nerves?

Answer 3

5

Question 4

How many Mixed Nerves?

Answer 4

4

Question 5

Sensory Nerves

Answer 5

Olfactory
Optic
Vesibulocochlear

Question 6

Olfactory Location

Answer 6

Receptors in Olfactory Mucosa of Nasal Cavity

Question 7

Olfactory Function

Answer 7

Olfaction (Smell)

Question 8

Optic (II)

Answer 8

Sight Nerve “Point two fingers at eye”

Question 9

Optic Location

Answer 9

Retina in the eye

Question 10

Optic Function

Answer 10

Vision

Question 11

Vesibulocochlear (VII)

Answer 11

“Make some headphones while balancing”

Question 12

Vesibulocochlear Location

Answer 12

Vestibular Branch: Hair cells in Vestibule of Inner Ear

Cochlear Branch: Cochlea of inner ear

Question 13

Vesibulocochlear Function

Answer 13

Vestibular branch conducts nerve impulses for equilibrium whereas cochlear branch inpulses for hearing

Question 14

Motor Nerves

Answer 14

Oculomotor
Trochlear
Abducens
Accesory
Hypoglossal

Question 15

Oculomotor

Answer 15

“Threes next to eye, three pointers”

Question 16

Oculomotor Location

Answer 16

The eye

Question 17

Superior Rectus Muscle

Answer 17

Eyes go Superior

Question 18

Inferior Rectus Muscle

Answer 18

Eyes go Inferior

Question 19

Medial Rectus

Answer 19

Eyes go Medially

Question 20

Inferior Oblique

Answer 20

Eyes go Superior and Lateral

Question 21

Oculomotor Functions

Answer 21

Visceral Motor to pupil/lens

Constrict the pupils

Question 22

Trochlear

Answer 22

“Dragging eyes down”

Question 23

Trochlear Function

Answer 23

Moves the eyes down and out

Question 24

Trochlear Location

Answer 24

Superior Oblique

Question 25

Abducens

Answer 25

"Hands on eyes, making eyes look Asian"

Question 26

Abducens Location

Answer 26

Lateral Rectus

Question 27

Abducens Functions

Answer 27

Makes the eyes go laterally

Question 28

Accesory

Answer 28

"Two fingers up, moving the scapula and head"

Question 29

Accesory Location

Answer 29

Trapezius and Sternocliedomasiod

Question 30

Accesory Function

Answer 30

Moves Head/Neck?

Question 31

Hypoglossal

Answer 31

"When I was 12, I stuck my tongue out at people"

Question 32

Hypoglossal Location

Answer 32

Hypogflossal Nucleus in medulla oblongata

Question 33

Hypoglossal Function

Answer 33

Moves the tongue

Question 34

Mixed Nerves Components

Answer 34

Trigeminal Facial Glossopharyngeal Vagus

Question 35

Trigeminal Components

Answer 35

Ophthalmic Maxillary Mandbular

Question 36

Trigeminal

Answer 36

"Hand over Face"

Question 37

Opthalmic

Answer 37

(V1) Sensory to Upper Face "Forehead and Upper Nose"

Question 38

Maxillary

Answer 38

(V2) Sensory to mid face "Maxilla and Bottom of Nose"

Question 39

Mandibular

Answer 39

(V3) Mixed "Mandible and also is a motor" Sensory to lower face Motor to muscles of mastication

Question 40

Facial Location

Answer 40

The Face

Question 41

Facial Functions

Answer 41

Muscles of facial expression Secretomotor to all glands of head except parotid Taste to anterior 2/3 of tongue

Question 42

Glossopharyngeal

Answer 42

"Square root of nine, need to know three things"

Question 43

Glossopharyngeal Functions

Answer 43

``` Secretomotor to Parotid Motor to Stylopharyngeus Taste and Feel to Posterior Tongue 1/3 Sensory to Throat Carotid Receptors ```

Question 44

Carotid Receptors

Answer 44

Sense Blood Pressure. Called Cartoid Body

Question 45

Vagus

Answer 45

"The Wanderer, Lost in Vegas"

Question 46

Vagus Location

Answer 46

Motor Nuclei in Medula Oblongata

Question 47

Hypoglossal Nerve Test

Answer 47

One side of the tongue sticks out longer meaning one side may not work

Question 48

Vagus Functions

Answer 48

Innervates many of the thoracic and abdominal organs Motor to Pharynx and Larynx (Sensory and Motor Voice Box) Sensory and motor to SMooth Muscle, Cardiac Muscle and glands in much of thorax and abdomen