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CNS > Test 1 #1 > Flashcards

Test 1 #1 Flashcards

1
Q

Anatomical divisions of nervous system

A

CNS

PNS

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2
Q

Functional divisions of Nervous system

A

Autonomic nervous system

Somatic nervous system

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3
Q

autonomic Nervous system consists of

A

internal organs

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4
Q

Somatic nervous system consists of (3)

A

skin
muscle
bone

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5
Q

_____ = brain and spinal cord

A

CNS

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6
Q

_____ = everything else

A

PNS

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7
Q

Main divisions of the brain (3)

A

forebrain
midbrain
hindbrain

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8
Q

Forebrain is aka _____

A

prosencephalon

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9
Q

forebrain divisions (2)

A

telencephalon

diencephalon

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10
Q

Telencephalon contains (3)

A

cerebrum
underlying basal ganglia
white matter

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11
Q

Diencephalon contains _____

A

thalamus, and everthing thalamus named

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12
Q

Midbrain is aka ______

A

mesencephalon

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13
Q

the midbrain includes (3)

A

cerebral peduncles
cerebral aqueducts
tectum

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14
Q

Hindbrain is aka _____

A

rhombencephalon

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15
Q

Hindbrain has 2 divisions

A

metencephalon

myelencephalon

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16
Q

Myelencephalon forms the _____

A

medulla

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17
Q

Metencephalon contains (2)

A

pons

cerebellum

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18
Q

Brain stem consists of these ONLY!! (3)

A

midbrain
pons
medulla

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19
Q

Layers that surround the CNS for protection (3)

A

dura mater
pia mater
arachnoid mater

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20
Q

____ insulates and cushions

A

CSF

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21
Q

There is a small amount of muscle around the _____, but a lot around the _____

A

brain, spinal cord

22
Q

The most well protected system is generally the most _____

A

Important

23
Q

Gray matter is a group of _____

A

cell bodies

24
Q

Gray matter has ______ fibers that contain______ that are short in length

A

unmyelinated, dendrites

25
Q

Gray matter does not have many _____

A

axons

26
Q

First part of a name is the _____, the second part of a name is the _____

A

origin, destination

27
Q

Gray matter is found in the _____ & _____ in the CNS, and _____ in the PNS

A

cortex, nuclei, ganglia

28
Q

White matter has _______ fibers

A

myelinated

29
Q

White matter has many _____

A

axons

30
Q

_____ gives myelinated fibers color

A

myelin

31
Q

_____ is a bundle of fibers

A

tact

32
Q

_____ is a tract through the brainstem

A

Lemniscus

33
Q

A ______ is a bundle or a cluster

A

fascicle

34
Q

Small bundle is called a _____

A

stria

35
Q

A _____ is a bundle of fibers that joins structures, resembles a foot or a leg

A

peduncle

36
Q

Spinoreticular is a(n) _____ tract

A

acending

37
Q

Reticulospinal tract is a(n) ____ tract

A

Decending

38
Q

ascending tract is

A

sensory

39
Q

decending tract is

A

motor

40
Q

A couple of tracts or fibers together is a(n) _____

A

reflex

41
Q

Motor control is controlled by (3)

A

basal ganglia
cerebellum
vestibular system

42
Q

Chemical senses (2)

A

taste, smell

43
Q

Homeostasis is a function of the _____

A

ANS

44
Q

The hypothalamus maintains homeostasis via ____ control, which is a _____ process

A

endocrine, slower

45
Q

ANS divisions (2)

A

sympathetic

parasympathetic

46
Q

Sympathetic nerves are _____ (location wise)

A

thoracolumbar

47
Q

Parasympathetic nerves are _____ (location wise)

A

craniosacral

48
Q

There are ____ cranial nerves, and _____ spinal nerves

A

12,31

49
Q

Blood is for _____, CSF is for _____

A

oxygen, insulation

50
Q

_____ is just a cell and is the basic functional unit of the nervous system

A

Neuron

CNS (15 decks)

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