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Autonomic Nervous system > ANS Effects On Organs > Flashcards

ANS Effects On Organs Flashcards

0
Q

Heart

Muscle

A

SNS stimulation: increases rate (B1), increases force of contraction (B1)

PNS stimulation: decreases rate, decreases force of contraction (especially atria)

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1
Q

Blood vessels

A

SNS stimulation: most often constricted

PNS stimulation: most often little/ no effect

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2
Q

Heart

Coronaries

A

SNS stimulation: Dilated (B2), constricted (a1)

PNS stimulation: Dilated

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3
Q

Lungs

Bronchi

A

SNS stimulation: dilated

PNS stimulation: constricted

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4
Q

Lungs

Blood vessels

A

SNS stimulation: mildly constricted

PNS stimulation: dilated?

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5
Q

Gut

Lumen

A

SNS stimulation: decreases peristalsis and tone

PNS stimulation: increases peristalsis and tone

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6
Q

Gut

Sphincter

A

SNS stimulation: increases tone (most times)

PNS stimulation: relaxed (most times)

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7
Q

Liver

A

SNS stimulation: glucose released

PNS stimulation: slight glycogen synthesis

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8
Q

Gallbladder
&
Bile ducts

A

SNS stimulation: relaxed

PNS stimulation: contracted

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9
Q

Kidney

A

SNS stimulation: decreased urine output and increased renin secretion

PNS stimulation: None

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10
Q 
Systemic arterioles
(Abdominal viscera)
A

SNS stimulation: constricted

PNS stimulation: None

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11
Q

Systemic arterioles

Muscle

A

SNS stimulation: constricted (a1)
Dilated (B1)
Dilated (cholinergic)

PNS stimulation: None

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12
Q

Systemic arterioles

Skin

A

SNS stimulation: constricted

PNS stimulation: None

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13
Q

Blood

Coagulation

A

SNS stimulation: increases

PNS stimulation: None

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14
Q

Blood

Glucose

A

SNS stimulation: increases

PNS stimulation: None

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15
Q

Blood

Lipids

A

SNS stimulation: increases

PNS stimulation: None

16
Q

Basal metabolism

A

SNS stimulation: increases (up to 100%)

PNS stimulation: None

17
Q

Adrenal Medullary secretion

A

SNS stimulation: increases

PNS stimulation: None

18
Q

Mental Activity

A

SNS stimulation: increases

PNS stimulation: None

19
Q

Piloerecter muscles

A

SNS stimulation: contracted

PNS stimulation: None

Autonomic Nervous system (2 decks)

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