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BCH 203 > LAST CLASS NT > Flashcards

LAST CLASS NT Flashcards

1
Q

Why is There a delay at synapses delay at synapses

A

because chemical transmission between neurons is slower than electrical transmission (action potential) within a neuron.

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2
Q

Neurotransmitters are produced in the —- of a neuron

A

cell body

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3
Q

Normally, the concentration of Ca2+ in the pre-synaptic neuron is —— (by the action of a ———).

A

very low

Ca pump

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4
Q

Effect of physostigmine in nerve transmission

A

inhibit the enzymes that break down acetylcholine

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5
Q

physostigmine, reversible or not

A

Reversible

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6
Q

——- is Involved with thought, feeling, motivation, and behavior, movement, attention, decision making

A

Dopamine

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7
Q

List 2 neurotransmitters involved with memory and learning

A

Ach and glutamate

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8
Q

—-NT is useful in forming memories

A

Noradrenaline

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9
Q

—-NT is involved in reward mechanisms in the brain

A

Dopamine

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10
Q

——- is to emotion and mood AS ——- is to scheduling dream sleep

A

Serotonin

Ach

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11
Q

—— NT plays a role in perception.

A

Serotonin

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12
Q

——— NT is tied to migraines, irritable bowel syndrome, and fibromyalgia

A

Serotonin

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13
Q

Fibromyalgia is ——

A

Widespread muscle pain and tenderness.

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14
Q

hemlock is to —- AS Hallucinogens are to ——-

A

Acetcycoline receptor sites

Serotonin receptors sites

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15
Q

botulin causes——

A

paralysis

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16
Q

The botulin derivative botox is used by many people to ——-

A

temporarily eliminate wrinkles.

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17
Q

there is no link between acetylcholine and Alzheimer’s disease
T/F

A

F

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18
Q

There is about a —% ——— of acetylcholine in the brains of people suffering from ——, which is a major cause of ——.

A

90% loss

Alzheimer’s

senility

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19
Q

——-NT is associated with bringing our nervous systems into “high alert.”

A

Norepinephrine

20
Q

Stress tends to——- our store of adrenalin

-Exercise tends to—— it

A

deplete

increase

21
Q

Amphetamines (“—-“) work by ——— of norepinephrine, as well as other neurotransmitters called dopamine and serotonin

A

speed

causing the release

22
Q

Effect of nicotine and heroin on dopamine??

A

increase the levels of dopamine.

23
Q

If it feels good,——- neurons are probably involved!

A

dopamine

24
Q

schizophrenia has been shown to involve —- amounts of dopamine in the—— lobes

A

excessive

frontal

25
Q

Effect of alcohol on dopamine levels

A

Increases it

26
Q

too—— dopamine in the —- of the brain are responsible for Parkinson’s disease

A

little

motor areas

27
Q

low dopamine is not related to social anxiety.

T/F

A

F

28
Q

Valium works by —- to the —— receptor sites and thereby —- the effects of ——-

A

binding

GABA

enhancing

GABA.

29
Q

People with too—— GABA tend to suffer from anxiety disorders

A

little

30
Q

Effect of alcohol on gaba

A

chemicals in alcohol actually reduce the production of GABA in the brain and throughout the body

31
Q

Effect of barbiturates on gaba transmission

A

Aid it

32
Q

—-NT is actually toxic to neurons

A

glutamate

33
Q

ALS, more commonly known as ——- disease, results from excessive ——- production.

A

Lou Gehrig’s

glutamate

34
Q

Too—— serotonin has been shown to lead to depression

A

little

35
Q

OCD. Stands for??

A

obsessivecompulsive disorder

36
Q

Low levels of —-NT can lead to OCD,suicide, or no anger control

A

Serotonin

37
Q

Endorphin is short for “————.”

A

endogenous morphine

38
Q

Too little serotonin also leads to an increased appetite for protein.
T/F

A

F. carbohydrates (starchy foods)

39
Q

Endorphins are structurally similar to ——-

A

Opiods

40
Q

Too little —— can cause trouble sleeping

A

Serotonin

41
Q

Prozac works on which NT? And how

A

Serotonin

By preventing its reuptake

42
Q

Hallucinogens such as —-, ——, ——, and —- work by attaching to serotonin receptor sites

A

LSD

mescaline

psilocybin

ecstasy

43
Q

Effect of endorphins on mood and pain

A

Elevates mood

Blocks pain

44
Q

opioid drugs work by attaching to —— receptor sites.

A

endorphin’s

45
Q

—— is the neurotransmitter that allows bears and other animals to ——-

A

Endorphins

hibernate

46
Q

Effect of Heroin on heart-rate, respiration, and metabolism in general

A

It’s slows them

BCH 203 (6 decks)

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