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Head and Neck > CN Name Category Function Pathway > Flashcards

CN Name Category Function Pathway Flashcards

0
Q

Optic

A

Special sensory (special somatic afferent)
f(x): vision
P: Optic canal ->orbit

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1
Q

Olfactory

A

special sensory (special visceral afferent)
f(x): smell
P: cribiform plate of ethmoid

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2
Q

Occulomotor

A

somatic motor
f(x): extraocular eye muscles

parasympathetic
f(x): muscles around lens of eye
P: Cavernous sinus -> superior orbital fissure -> orbit

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3
Q

Trochlear

A

Somatic Motor
f(x): eye muscle
P: Cavernous sinus -> Superior orbital fissure -> Orbit

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4
Q

Trigeminal (just categories and f(x)s)

A

Brachial Motor (V3 only)
f(x): Muscles of mastication and a few others
General Sensory V1
General Sensory V2
General Sensory V3
f(x): Sensory to practically all of the head

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5
Q 
Trigeminal Pathways
Brachial Motor (only V3)
General Sensory V1
General Sensory V2
General Sensory V3
A

Brachial Motor (only V3)
P: Foramen ovale -> infratemporal fossa -> muscle
General Sensory V1
P: Cavernous Sinus -> superior orbital fissure -> orbit
General Sensory V2
P: Cavernous sinus ->foramen rotundum -> pterygopalatine fossa -> inferior orbital fissure -> infraorbital canal ->infraorbital foramen -> branch
General Sensory V3
P: Foramen ovale -> infratemporal fossa -> branch

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6
Q

Abducens

A

Somatic Motor
f(x): eye muscle
P: Cavernous sinus -> sup. orbital fissure

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7
Q

Facial

A 
Branchial Motor
f(x): stylopharangeus muscle
Parasympathetic (Visceral motor)
f(x): lacrimal and mucous gland of palate
Parasympathetic (Visceral motor)
f(x): submandibular and sublingual glands
General Sensory
f(x): small areas around the ear
Special Sensory
f(x): taste from anterior 2/3 of tongue
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8
Q

Facial (pathways)
Branchial Motor (muscles of facial expression and three others)
Parasympathetic (Visceral motor) (lacrimal and mucous gland of palate)
Parasympathetic (Visceral motor) (submandibular and sublingual glands)
General Sensory (small areas around the ear)
Special Sensory (taste from anterior 2/3 of tongue)

A

Branchial Motor
P: Internal acoustic meatus -> facial canal -> stylomastoid foramen -> muscle
Parasympathetic (Visceral motor)
P: IAM -> facial canal (greater petrosal n.) -> pterygoid canal -> pterygopalatine fossa (all things maxillary)
Parasympathetic (Visceral motor)
P: IAM -> facial canal (chorda tympani n.) -> petrotympanic fissure -> infratemporal fossa -> hooks up with V3 (all things mandibular)
General Sensory
P: IAM -> facial canal -> stylomastoid foramen -> branches
Special Sensory
P: IAM -> facial canal (chorda tympani) -> middle ear -> petrotympanic fissure -> infratemporal fossa ->tongue

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9
Q

Vestibulocochlear

A

Special Sensory
f(x): hearing and balance
P: internal acoustic meatus

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10
Q

Glossopharyngeal

A 
Branchial motor
f(x): stylopharangeus muscle
general sensory
f(x): posterior 1/3 of tongue and pharynx
visceral sensory
f(x): carotid body/sinus
parasympathetic
f(x): parotid gland
general sensory
f(x): middle ear
special sensory
f(x): taste - posterior 1/3 of tongue
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11
Q

Glossopharyngeal (pathways)
Branchial motor f(x): stylopharangeus muscle
general sensory f(x): posterior 1/3 of tongue and pharynx
visceral sensory f(x): carotid body/sinus
parasympathetic f(x): parotid gland
general sensory f(x): middle ear
special sensory f(x): taste - posterior 1/3 of tongue

A 
Branchial motor
P: Jugular foramen -> stylopharyngeus m.
General Sensory
P: JF -> tongue and pharynx
Visceral Sensory
P: JF -> carotid body and sinus
Parasympathetic
P: JF -> tympanic canal into temporal bone -> middle ear -> back out through foramen ovale -> infratemporal fossa
general sensory
P: JF -> tympanic canal into temporal bone -> middle ear
special sensory
P: JF -> tongue
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12
Q

Vagus

A

Branchial Motor
f(x): pharynx, larynx and soft palate
Parasympathetic (Visc. Motor)
f(x): Smooth muscle and the glands of the pharynx, larynx, throat and abdomen
Visceral Sensory
f(x): Visceral sensation from thorax and abdomen
General Sensory
f(x): small area of ear and tympanic membrane, dura mater of post. cranial fossa, larynx
Special Sensory
f(x): taste - epiglottis

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13
Q

Vagus (pathways)
Branchial Motor f(x): pharynx, larynx and soft palate
Parasympathetic (Visc. Motor) f(x): Smooth muscle and the glands of the pharynx, larynx, throat and abdomen
Visceral Sensory f(x): Visceral sensation from thorax and abdomen
General Sensory f(x): small area of ear and tympanic membrane, dura mater of post. cranial fossa, larynx
Special Sensory f(x): taste - epiglottis

A 
Branchial motor
P: JF -> muscle
Parasympathetic (Visc. Motor)
P: JF -> muscle
Visceral Sensory
P: JF -> thorax and abdomen
General Sensory
P: JF -> small area of ear and tympanic membrane, dura mater of post. cranial fossa, larynx
Special Sensory
P: JF -> epiglottis
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14
Q

Accessory

A

Branchial Motor
f(x): Neck muscles
P: foramen magnum -> jugular canal

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15
Q

Hypoglossal

A

Somatic Motor
f(x): tongue muscles
P: hypoglossal canal

16
Q

Special Sensory

A 
1
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7 
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9 
10
17
Q

Somatic Motor

18
Q

General Sensory

19
Q

Branchial Motor

20
Q

Parasympathetic

21
Q

Visceral Sensory

Head and Neck (3 decks)

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