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ANAPHY > nervous system (LAB) > Flashcards

nervous system (LAB) Flashcards

1
Q

Contains nucleus surrounded by cytoplasm, organelles such as lysosomes, Mitochondria, Golgi complex

A

Cell body

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2
Q

What is the other name for rough ER

A

Nissl bodies

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3
Q

where is the site for CHON synthesis?

A

Nissl bodies

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4
Q

What is the use of CHONs?

A

used to replace organelles, growth of neurons, regenerate axons in the PNS

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5
Q

Define cytoskeleton

A

Providing cell shape and support while microtubule assist in moving materials between cell body & axon

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6
Q

Yellow to brown pigment

A

lipofuscin

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7
Q

occurs in aging neurons is a product of neuronal lysosome

A

lipofuscin

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8
Q

That has numerous receptor sites and chemical messenger from other cells

A

Dendrites

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9
Q

propagates nerve impulse towards another neuron, muscle fiber or gland

A

Axons

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10
Q

define axon hillock

A

joins axon

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11
Q

-closest to the hillock
-known as the trigger zone

A

initial segment

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12
Q

define axoplasm

A

-cytoplasm of the axon
-No rough ER, No CHON synthesis

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13
Q

plasma membrane of the axon

A

axolemma

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14
Q

define axon collaterals

A

side branch

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15
Q

when axon and collateral divides

A

axon terminals

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16
Q

define synapse

A

communication between neurons or between a neuron and effector cells

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17
Q

tips of the axon terminal

A

synaptic end bulbs

18
Q

swollen bumps

A

varicosities

19
Q

define synaptic vesicles

A

tiny membrane-enclosed sacs that stores neurotransmitters

20
Q

continuous with spinal cord

A

brain stem

21
Q

superior to brain stem

A

diencephalon

22
Q

Largest part and most superior

23
Q

posterior and inferior, “little brain”

A

cerebellum

24
Q

dura, mater, arachnoid mater, pia mater

A

cranial meninges

25
Q

C1-C8

A

cervical spine vertebrae

26
Q

T1-T12

A

thoracic spine vertebrae

27
Q

L1-L5

A

lumbar spine vertebrae

28
Q

S1-5

29
Q

coccyx

30
Q

CN1- sensory

A

olfactory nerve

31
Q

CN2- sensory

A

optic nerve

32
Q

CN3- motor

A

oculomotor nerve

33
Q

CN4- motor

A

trochlear nerve

34
Q

CN5-both

A

trigeminal nerve

35
Q

CN6- motor

A

abducens nerve

36
Q

CN7- both

A

facial nerve

37
Q

CN8- sensory

A

vestibulocochlear nerve

38
Q

CN9- both

A

glossopharyngeal nerve

39
Q

CN10- both

A

vagus nerve( the major parasympathetic nerve

40
Q

CN11- motor

A

spinal accessory nerve

ANAPHY (5 decks)

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