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Life sciences > Sympathetic + Parasympathetic Nervous Systems > Flashcards

Sympathetic + Parasympathetic Nervous Systems Flashcards

1
Q

Strengths + accelerates heartbeat

A

Heart in sympathetic nervous system

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2
Q

Skin + viscera blood vessels in sympathetic nervous system

A

Constrict arteries
Raises blood pressure

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3
Q

Heart, lung + skeletal muscle blood vessels in sympathetic nervous system

A

Dilate arteries to allow more blood flow

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4
Q

Digestive tract in sympathetic nervous system

A

Slows down peristalsis to decrease digestion

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5
Q

Urinary bladder in sympathetic nervous system

A

Relaxes the bladder wall

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6
Q

Bladder and anal sphincters in sympathetic nervous system

A

Causes contraction

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7
Q

Bronchial tube muscles in sympathetic nervous system

A

Muscles relax to dilate air passages for easier breathing

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8
Q

Iris muscles in sympathetic nervous system

A

Radial muscles contract to dilate the pupil

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9
Q

Sweat glands in sympathetic system

A

Increases sweat secretion

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10
Q

Liver in sympathetic nervous system

A

Stimulates breakdown of glycogen into glucose

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11
Q

Salivary glands in sympathetic nervous system

A

Decreases saliva secretion

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12
Q

Tear glands in sympathetic nervous system

A

Little effect

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13
Q

Adrenal medulla in sympathetic nervous system

A

Stimulates Adrenalin secretion

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14
Q

Kidney in sympathetic nervous system

A

Decreases urine secretion

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15
Q

Heart in parasympathetic nervous system

A

Weakens and slows down heartbeat

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16
Q

Viscera and skin blood vessels in parasympathetic nervous system

A

Dilate arteries
Lowers blood pressure

17
Q

Kidney in parasympathetic nervous system

A

Increases urine secretion

18
Q

Adrenal medulla in parasympathetic nervous system

A

No effect

19
Q

Tear glands in parasympathetic nervous system

A

Increases tear secretion

20
Q

Salivary glands in parasympathetic nervous system

A

Increases saliva secretion

21
Q

Liver in parasympathetic nervous system

A

Has little effect on glucose release

22
Q

Sweat glands in parasympathetic nervous system

A

Has little effect on secretion

23
Q

Iris muscles in parasympathetic nervous system

A

Circular Iris muscles contract which constricts the pupil

24
Q

Bronchial tube muscles in parasympathetic nervous system

A

Muscles contract which causes air passages to constrict

25
Q

Bladder and anal sphincters in parasympathetic nervous system

A

Causes relaxation

26
Q

Urinary bladder in parasympathetic nervous system

A

Contracts bladder wall

27
Q

Digestive tract in parasympathetic nervous system

A

Speeds up peristalsis which increases digestion

28
Q

Heart, lung and skeletal muscle blood vessels in parasympathetic nervous system

A

Constricts arteries which reduces blood flow

Life sciences (6 decks)

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