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316 Final > ANS > Flashcards

ANS Flashcards

1
Q

Sympathetic

A

“Fight or flight”

PUPILS: dilate
LUNGS: dilate bronchioles
HEART: tachycardia
LIVER: increased glucose
BLOOD VESSELS: constrict
GI: relaxes SM
BLADDER: relaxes

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2
Q

Parasympathetic

A

“Rest and digest”

PUPILS: constrict
LUNGS: constrict/ inc secretions
HEART: decrease HR
BLOOD VESSELS: dilates
GI: inc peristalsis
BLADDER: constricts
SALIVARY GLANDS: inc salivation

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3
Q

SNS neurotransmitters

A

Norepinephrine and epinephrine

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4
Q

SNS receptors

A

Alpha and beta

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5
Q

PNS neurotransmitters

A

Acetylcholine

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6
Q

PNS receptors

A

Muscarinic and nicotinic

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7
Q

Alpha 1

A

Vasoconstriction BV
- inc BP
- inc blood return to heart
- inc circulation

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8
Q

Alpha 2

A

Vasodilates BV
- Dec BP

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9
Q

Beta 1

A

Affects heart
- inc HR
- inc force of contraction

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10
Q

Beta 2

A

Affects lungs (2 lungs, beta 2)
-bronchodilator
- Dec uterine contractions

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11
Q

Muscarinic

A

Affects SM and slows HR

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12
Q

Nicotinic

A

Affects skeletal muscle

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316 Final (8 decks)

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