Step 1 - Neuro - Cranial Nerves

Front 1

Only CN without thalamic relay to cortex

Back 1

CN I (olfactory)

Front 2

Pupillary constriction

Back 2

CN III (oculomotor)

Front 3

Cranial nerves that carry parasympathetics

Back 3

CN III (oculomotor), CN VII (facial), CN IX (glossopharyngeal), CN X (vagus)

Front 4

Accomodation

Back 4

CN III (oculomotor)

Front 5

Eyelid opening

Back 5

CN III (oculomotor)

Front 6

Eyelid closing

Back 6

CN VII (facial)

Front 7

Taste from anterior 2/3 tongue

Back 7

CN VII (facial)

Front 8

Lacrimation

Back 8

CN VII (facial)

Front 9

Salivation

Back 9

CN VII (facial), CN IX (glossopharyngeal)

Front 10

Parotid gland

Back 10

CN IX (glossopharyngeal)

Front 11

Cranial nerve that passes through parotid

Back 11

CN VII (facial)

Front 12

Submandibular gland

Back 12

CN VII (facial)

Front 13

Sublingual gland

Back 13

CN VII (facial)

Front 14

Stapedius

Back 14

CN VII (facial)

Front 15

Taste from posterior 1/3 tongue

Back 15

CN IX (glossopharyngeal)

Front 16

Carotid body sinus chemo- and baroreceptors

Back 16

CN IX (glossopharyngeal)

Front 17

Stylopharyngeus

Back 17

CN IX (glossopharyngeal). Elevatates pharynx and larynx.

Front 18

Taste from epiglottic region

Back 18

CN X (vagus)

Front 19

Aortic arch chemo- and baroreceptors

Back 19

CN X (vagus)

Front 20

Swallowing

Back 20

CN IX, CN X

Front 21

Coughing

Back 21

CN X (vagus)

Front 22

Elevation of palate

Back 22

CN X (vagus)

Front 23

Elevation of pharynx and larynx

Back 23

CN IX (glossopharyngeal)

Front 24

Talking

Back 24

CN X (vagus)

Front 25

Tongue movement

Back 25

CN XII (hypoglossal)

Front 26

Mastication

Back 26

CN V (trigeminal)

Front 27

Cranial nerves that synapse in the nucleus solitarius

Back 27

CN VII, IX, X (sensory: taste, baroreceptors, gut distension)

Front 28

Cranial nerves that synapse in the nucleus ambiguus

Back 28

CN IX, X, XI (motor: swalling, palate elevation)

Front 29

Gut distension

Back 29

CN X (vagus)

Front 30

Location of CN III nucleus

Back 30

Midbrain

Front 31

Location of CN IV nucleus

Back 31

Midbrain

Front 32

Location of CN V nucleus

Back 32

Pons

Front 33

Location of CN VI nucleus

Back 33

Pons

Front 34

Location of CN VII nucleus

Back 34

Pons

Front 35

Location of CN VIII nucleus

Back 35

Pons

Front 36

Location of CN IX nucleus

Back 36

Medulla

Front 37

Location of CN X nucleus

Back 37

Medulla

Front 38

Location of CN XI nucleus

Back 38

Medulla

Front 39

Location of CN XII nucleus

Back 39

Medulla