The Autonomic System Flashcards

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1
Q

what is the autonomic nervous system apart of?

A

PNS

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2
Q

what is the autonomic system regulated by?

A

hypothalamus

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3
Q

what are the 2 components of the autonomic system?

A

sympathetic
parasympathetic

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4
Q

what is the parasympathetic division?

A

‘rest & digest’ - restores normal bodily functions after extra stimulation of sympathetic system.

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5
Q

whats the neurotransmitter involved in the parasympathetic division

A

acetylcholine

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6
Q

whats the sympathetic division

A

‘fight or flight’ - prepares body for physical activity

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7
Q

whats the neurotransmitter involved in the sympathetic division

A

noradrenaline

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8
Q

what happens with the eyes in the PS & S?

A

PS - constricts the pupil
S - dilates pupil

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9
Q

what happens with the salivary glands in the PS & S?

A

PS - stimulates salivation
S - inhibit salivation

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10
Q

what happens with the heart in the PS & S?

A

PS - slows heartbeat
S - accelerates heartbeat

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11
Q

what happens with the lungs in the PS & S?

A

PS - constricts bronchi
S - dilate bronchi

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12
Q

what happens with the stomach in the PS & S?

A

PS - stimulates digestion
S - inhibits digestion

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13
Q

what happens with the liver in the PS & S?

A

PS - stimulates bile release
S - stimulates glucose release

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14
Q

what happens with the intestines in the PS & S?

A

PS - stimulates peristalsis & secretion
S - inhibit peristalsis & secretion

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15
Q

what happens with the bladder in the PS & S?

A

PS - contracts bladder
S - relaxes bladder

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16
Q

what happens with the kidneys in the S?

A

stimulates epinephrine & norepinephrine release