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Health Proffessions > Nervous System: Class Notes > Flashcards

Nervous System: Class Notes Flashcards

1
Q

name highlighted

A

hypothalamus

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2
Q

Parasympathetic triggers what reactions

A

rest & digest

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3
Q

Pia Mater

A

Nearest meninge

rich supply of blood vessels

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4
Q

Sympathetic System, what it does, causes and creates

A

Fight or Flight

Mobilizes body during extreme situations like exercise or fear

Cause increased heart rate,pulse rate, deep breathing,dialated eyes& sweaty skin

Creates energy that allows to body to cope rapidly w/ threatening situations

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5
Q

name

and spell

A

V-e-n-t-r-i-c-l-e-s

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6
Q

Name the 2 parts the ANS system is divided into

A

Parasympathetic

Sympathetic

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7
Q

Effernt Nerves

A

Motor nerves that carry impulses from CNS to organs, glands, muscle. They effect the organ & bring a response

Efferent= engine(motor)

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8
Q

Keywords for a Certain type of nerve

Sensory

A

KEyword for Afferent NErves

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9
Q

Sympathetic (from ANS) triggers what reaction

A

fight or flight

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10
Q

Structures of CNS

A

Brain & Spinal Cord

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11
Q

Afferent Nerves

A

Sensory nerves that carry impulses to CNS from sensory receptors located in various parts of body

Think: They ASCEND=afferent

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12
Q

True or False Dura Matter has two T’s

A

FALSE!

dura mater has one t

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13
Q

look at it

A
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14
Q

Input sensory nerves do what

A

Information travels along afferent nerves to CNS

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15
Q

what 2 systems are in the ANS

A

Sympathetic

Parasympathetic

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16
Q

Anatomy of ANS

A

Ganglia on either side of spinal cord

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17
Q

When does the brain begin to develop during pregnancy

A

14 weeks; anterior end of tube begins to expand

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18
Q

Spell the 3 layers protecting the brain and spinal cord

A

M-e-n-i-n-g-e-s

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19
Q

Describe the PNS

A

Provide communication lines(like a phone)

Link all parts of body carrying impulses from CNS to the glands & muscles

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20
Q

What re the two types of nerves in the PNS

A

(12 pairs) Afferent

(31 pairs) Efferent

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21
Q

Parasympathetuc System

A

Allows to unwind & conserve energy

Most active when @ rest & not threatned

decrease demand on cardiovascular system

aka rest & digest and Housekeeping system

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22
Q

What neuronstransmitter is associated with PD

A

Dopamine

23
Q

PNS stands for…

(spell it)

A

P-e-r-i-p-h-e-r-a-l Nervous System

24
Q

What do the synaptic bulbs do

A

connect to dentrites that takes in electrical impulses

25
Q

Output

A

Response from CNS travels along nerves

26
Q

Nerves coming off the brain are called

A

Cranial Nerves

27
Q

The brain weighs around…

A

3 lbs

28
Q

The average adult brain is roughly the size of what

A

2 fist together

29
Q

The neuron takes in impulses from the ______.

A

dendrites at top of neuron

30
Q

Meninges

A

3 layers of connective tissue membrane that encloses brain and spinal cord

31
Q

The brain is commonly discussed in how many regions

A

4

32
Q

AD changes the ______ thinking of the brain

A

AD changes the cognitive thinking of the brain

33
Q

What does the brain feel like

A

cold oatmeal….so says Mrs.Massaro

34
Q

What is the CNS protected by

A

Meninges

CSF

bones of cranium

spinal coloumn

35
Q

Arachnoid Membrane

A

2cd meninge layer

looks like spider web

loosely attatches layers so CSF can move between

Fluid nourishes,cools,cushions & prevent shock and injury

36
Q

spell the middle membrane in the meninges

A

A-r-a-c-h-n-o-i-d Membrane

37
Q

PNS is made up of…

A

12 pairs of Cranial Nerves

31 pairs of Spinal Nerves

38
Q

Keywords for Efferent Nerves

A

Stimulate

Motor

39
Q

PD _____ neurons that deal with body movement

A

interupts

40
Q

Function of ANS, what its made of, and aka

A

Function: Motor subdivision that controlls body activity automatically

Composed of neurons that regulate cardiac muscle, smooth muscle and glands

Maintains homeostasis

Called involuntary nervous system

41
Q

KEyword for Afferent NErves

A

Sensory

42
Q

THe parasympathetic system promotes what

A

normal digestion

elimination

conservation of body energy

43
Q

ANS stands for

A

Autonomic Nervous System

44
Q

name colored meninges

A

blue- dura mater

green- arachnoid membrane

yellow- pia mater

45
Q

name what this is pointing to

A

thalamus

46
Q

Basic Anatomy of PNS is…

A

Spinal nerves

Cranial Nerves

47
Q

What neurontransmitters are linked to sleep cycles

A

Melatonin

Serotonin

48
Q

The space between neurons is called

A

Synaptic Cleft

49
Q

What is the PNS made of

A

Cranial and Spinal nerves

50
Q

Action of Mylein Sheath

A

insulate neuron axons

waxy and fatty, makes impulses move fast through axons

51
Q

name the highlighted

A

cerebrum

52
Q

Whats the small parts of the axon terminal called, and the circle at the end of it

A

Terminal end branches

Synaptic Bulb

53
Q

What neurotransmitter is linked to AD?

Spell it

A

A-c-e-y-t-l-c-h-o-l-i-n-e

Health Proffessions (77 decks)

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