Neurotransmitters Flashcards

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1
Q

catecholamine
Plays a role in the experience of emotions
Controls alertness and wakefulness
Primary neurotransmitter in the sympathetic nervous system
Released by the adrenal medulla

A

Epinephrine (acts as a hormone) and norepinephrine (acts as a neurotransmitter)

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2
Q

Low levels of norepinephrine causes

A

Depression

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3
Q

High levels of norepinephrine causes

A

Anxiety and mania

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4
Q

Epinephrine is secreted from

A

Adrenal medulla

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5
Q

Catecholamine

Plays a role in movement and posture

A

Dopamine

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6
Q

Imbalances of dopamine lead to what disorder?

A

Schizophrenia

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7
Q

High levels of dopamine are found where?

A

Basal ganglia

Helps smooth movements and maintain postural stability

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8
Q

Loss of dopaminergic neurons in the basal ganglia lead to what disease ?

A

Parkinson’s disease

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9
Q

Plays a role in regulating mood, eating, sleeping, and dreaming

plays a role in depression and mania

A

Serotonin

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10
Q

Too much serotonin produce what kind of mind states

A

Manic states

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11
Q

Too little serotonin lead to

A

Depression

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12
Q

Produces inhibitory post synaptic potentials - causing hyper polarization

Stabilizes neural activity in the brain

Acts as a “brain stabilizer”

A

GABA

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13
Q

Naturals painkillers produced by the brain

A

Endorphins and enkephalins

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14
Q

Hormones are released from what system?

A

Endocrine

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15
Q

How do hormones travel through the system ?

A

Travel to their target destination through the blood stream

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16
Q

“Master” gland located on the base of the brain

A

Pituitary gland

17
Q

Anterior pituitary

A

Releases hormones that regulate activities of endocrine glands

Is controlled by the hypothalamus

18
Q

Found in the CNS and PNS

Transmits nerve impulses to the muscles

In PNS: Used by the parasympathetic and small use by the sympathetic nervous system

Linked to attention and arousal

A

Acetylcholine