Week 123: Depression Flashcards by Hannah Wheldon-Holmes

Q

What does acetylcholine increase?

A

Sweat and salivary secretions
Memory
Muscle contractions

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Q

What does acetylcholine decrease?

A

Heart rate

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Q

What drugs can increase acetylcholine?

A

Nicotine

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Q

What drugs block acetylcholine?

A

Benzodiazepans
Atropine
Benztropine
Curare

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Q

What does norepinephrine increase?

A

Heart rate
Alertness
Happiness

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Q

What does norepinephrine decrease?

A

Blood circulation

- Pain

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Q

What drugs can increase norepinephrine?

A

Amphetamine
Cocaine
Tricyclic antidepressants
MAOIs
LSD

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Q

What drugs can block norepinephrine?

A

Propranolol
Clonidine
Phentolamine

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Q

What does dopamine increase?

A

Alertness

- Happiness

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Q

What does dopamine decrease?

A

Hunger

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Q

What drugs can increase dopamine?

A

Amphetamine
Cocaine
MAOIs
LSD

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Q

What drugs can block dopamine?

A

Antipsychotics

- Tetrabenzine

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Q

What does serotonin increase?

A

Happiness

- Fullness

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Q

What does serotonin decrease?

A

Pain

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Q

What drugs can increase serotonin?

A

Amphetamine
Cocaine
LSD
SSRIs
Tricyclic antidepressants
MAOIs

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Q

What does glutamate do?

A

The most common excitatory neurotransmitter

Q

What does GABA increase?

A

Sleepiness

Q

What does GABA decrease?

A

Anxiety
Alertness
Memory
Muscle tension

Q

What drugs can increase GABA?

A

Alcohol
Barbiturates
Benzodiazepines
Neurosteroids

Q

What drugs can block GABA?

A

Flumazenil

Q

What do opioid receptors increase?

A

Sleepiness

Q

What do opioid receptors decrease?

A

Anxiety
Pain

(endorphins)

Q

What drugs can increase opioid effects?

A

Morphine

- Heroin

Q

What drugs can block opioid receptors?

A

Naloxone

What do cannabinoid receptors increase?

- Hunger

What drugs can increase effects of cannabinoid receptors?

- Marijuana | - Nabilone

What does histamine increase?

- Wakefulness - Stomach acid - Itchiness

What does histamine decrease?

- Hunger

What drugs can increase histamine?

- Opiates

What drugs can block histamine?

- Benadryl | - Antipsychotics