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Head and Neck > Autonomics > Flashcards

Autonomics Flashcards

1
Q

The sympathetic system is AKA?

Preganglionic neurons originate where?

A

Thoracolumbar division

T1-L2

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2
Q

Stress causes an increase in?

A 
BP
Heart Rate
Vasodilation of blood vessels in extremities
Pupils dilate
Sweating increases
Digestion stops
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3
Q

Where is the sympathetic chain ganglia located? (Sympathetic trunk)

A

Both sides of spine

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4
Q

What’s the name of a specialized ganglion?

A

Adrenal Medulla

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5
Q

Ganglias are made from?

A

Neuro crest cells

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6
Q

What color are Preganglionics?

A

White

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7
Q

What color are Postganglionics?

A

Gray

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8
Q

Which type is myelinated?

Preganglionics or Postganglionics

A

Preganglionics

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9
Q

Preganglionic neurons will begin where?

A

Lateral gray horn T1-L2

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10
Q

Postganglionic neurons will reside where?

A

In chain C-S

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11
Q

The preganglionic fibers run with the ____ ____ and then connect to the ganglia by the ____ ____

A

ventral rami; rami communicans

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12
Q

White rami run __ the ganglia (T1-L2 ONLY)

A

TO

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13
Q

Gray rami run ____ the ganglia

A

FROM

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14
Q

Preganglionic fibers can run ___ and ____ the chain?

A

UP and DOWN

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15
Q

Postganglionic fibers distributed primarily along branches of ____ and ____ ____ aa.

**(wrap around to go to destination)

A

Internal and External Carotid aa.

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16
Q

All sympathetics in head originate from spinal cord levels?

A

T1-T2

17
Q

All sympathetics in head are _____; synapse in ____ ____ ____

A

postganglionic; superior cervical ganglion

18
Q

How many ganglions in the Neck and what are there names?

A

3
Inferior Cervical
Middle Cervical
Superior Cervical

19
Q

Parasympathetics are AKA?

A

Craniosacral division

20
Q

Where do Parasympathetics begin?

A

At Cranial nerves: 3, 7, 9, 10
or
Sacral levels: 2, 3, 4

21
Q

Parasympathetics decrease in?

A 
BP
Heart rate
increase digestion
salivation
constrict pupils
energy storage
22
Q

Ganglia in walls of organs are?

Except in head

A

Intramural

23
Q

In head, postganglionic cell boddies located in ganglia hanging off a branch of the _____ nerve

A

trigeminal

24
Q

Chorda tympani leaves facial n, passes through middle ear cavity and joins which nerve?

A

lingual

25
Q

CN 9 exits the skull where?

A

Jugular Foramen with 10 and 11

26
Q

Preganglionic parasympathetics cell bodies are in the?

A

BRAIN

27
Q

Preganglionic parasympathetics axons distribute CN 3, 7, & 9 and synapse on one of four ganglia for?

A

The head

28
Q

Preganglionic parasympathetics axons distribute CN 10 and synapse on _____ ganglion for?

A

autonomic; Neck

Head and Neck (10 decks)

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