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biology qt3 > meninges- spinal cord > Flashcards

meninges- spinal cord Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

meninges

A

covering over brain tissue/ spinal cord

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2
Q

meningitis

A

infection of the meninges

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3
Q

is meningitis contagious

A

yes

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4
Q

what kind of symptoms does meningitis have

A

flu like

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5
Q

encephalitis

A

brain swelling

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6
Q

hydrocephalus

A

H2o on the brain

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7
Q

what causes encephalitis

A

germ

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8
Q

cerebrospinal fluid

A

fluid in brain and spinal cord

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9
Q

function of cerebrospinal fluid

A

cushion (protection)

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10
Q

what is the blood brain barrier made of

A

capillaries

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11
Q

function of blood brain barrier

A

prevent certain substances from entering brain tissue

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12
Q

what things cross the blood brain barrier

A

glucose, essential amino acid, H2o

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13
Q

concussion

A

bruised brain;dizzy, dont go to sleep, comes back

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14
Q

contusion

A

brain tissue bruised and damaged, doesnt come back

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15
Q

CVA full name

A

cerebro vascular attack

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16
Q

CVA

A

stroke:3rd leading cause of death in US

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17
Q

cause if CVA

A

high BP

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18
Q

TIA full name

A

transcient Ischemic attack

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19
Q

TIA

A

(5-50 min); temporary numbness, impaired speech; a warning; brain tissue dies

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20
Q

alzheimers

A

progressive degeneration of the brain

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21
Q

what have scientists discovered about Alzheimer’s

A

protein deposits might be linked

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22
Q

is there a cure for Alzheimer’s

A

no cure

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23
Q

cause of alzheimers

A

unknown

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24
Q

is Alzheimers genetic

A

possibly

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25
Q

what is the protein called that might be the cause of alzheimers

A

tau

26
Q

how much of the pop has epilepsy

A

1%

27
Q

epilepsy

A

seizures, muscle spasms, effects nerve impulses

28
Q

what can trigger epilepsies

A

light

29
Q

what does epilepsy effect

A

nerve impulses

30
Q

what can help epilepsy

A

implant or medication

31
Q

what do people say they feel before epilepsy

A

hear, smell, and see things; sensory neurons off

32
Q

parkinsons

A

tremors, lost control of skeletal muscles

33
Q

cause of parkinsons

A

lack of dopamine

34
Q

huntingtons disease

A

insane behavior around age 40

35
Q

describe the uniqueness of Huntington’s disease

A

dominate gene

genetic

36
Q

polio

A

effects muscles

37
Q

what causes polio

A

virus in water (pools)

38
Q

when did polio really take over

A

1950’s

39
Q

what is the cure for polio

A

never fully cured but vaccines

40
Q

can polio be triggered

A

yes

41
Q

spina bifida

A

too many holes in the sacrum so bacteria gets in, paralisis

42
Q

what can spina bifida lead to

A

paralysis

43
Q

what can they do to help spina bifida

A

put catheter in

44
Q

orthostatic hypotension

A

NS “firing” slower, BP down, signal to medulla is down (dizzy), 1 place too long,molder people

45
Q

how is your blood pressure in orthostatic hypotension

A

low

46
Q

how does the signal to the medulla get affected by orthostatic hypotension

A

slower

47
Q

symptoms of orthostatic hypotension

A

dizzy

48
Q

cause of orthostatic hypotension

A

1 place too long

49
Q

who does orthostatic hypotension tend to affect

A

older people

50
Q

shingles

A

lines of blisters above the waste

51
Q

what is shingles caused by

A

herpes virus

52
Q

what is connected to shingles

A

chicken pox

53
Q

what causes shingles

A

stress

54
Q

how long is the spinal cord

A

17”

55
Q

where is the spinal cord

A

enclosed in the vertebrae (back bone), covered by meninges and contain CSF

56
Q

what covers the spinal cord

A

meninges

57
Q

what does the spinal cord contain

A

CSF

58
Q

what is the spinal cord involved in

A

reflexes

59
Q

how many nerves are in the spinal cord

A

31 pairs

60
Q

what is the end of the spinal cord called

A

cauda equina

biology qt3 (26 decks)

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