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Pharmacology > Neurotransmitter Effects > Flashcards

Neurotransmitter Effects Flashcards

1
Q

Effects of Alpha Agonists on the Eye Pupil

A

Dilation

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2
Q

Effects of Alpha Antagonists on the Eye Pupil

A

Contriction

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3
Q

Effects of Muscarinic Agonists on the Eye Pupil

A

Constriction of sphincter muscles

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4
Q

Effects of Muscarinic Antagonists on the Eye Pupil

A

Dilation of Sphincter Muscles

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5
Q

Effects of Muscarinic Agonists on Eye Focus

A

Near sight improved (ciliary muscles contract to round the lens)

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6
Q

Effects of Muscarinic Antagonists on Eye Focus

A

Far sight improved (ciliary muscles relax to flatten lens)

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7
Q

Effects of Alpha Agonists on Salivary Glands

A

Inhibition of secretions

Thick mucus is secreted

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8
Q

Effects of Alpha Antagonists on Salivary Glands

A

Minimal stimulation of salivary glands

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9
Q

Effects of Muscarinic Agonists on Salivary Glands

A

Stimulation of watery, dilute saliva

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10
Q

Effects of Muscarinic Antagonists on Salivary Glands

A

Dries mouth

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11
Q

Effects of Beta 1 and Beta 2 Agonists on Bronchiole Diameter

A

Dilation (Increased diameter)

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12
Q

Effects of Beta 1 and Beta 2 Antagonists on Bronchiole Diameter

A

Constriction (Decreased diameter)

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13
Q

Effects of Muscarinic Agonists on Bronchiole Diameter

A

Constriction (Diameter decreases)

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14
Q

Effects of Muscarinic Antagonists on Bronchiole Diameter

A

Slight dilation possible

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15
Q

Effects of Beta 1 and Beta 2 Agonists on Bronchiole Secretions

A

Decreases

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16
Q

Effects of Beta 1 and Beta 2 Antagonists on Bronchiole Secretions

A

Increases

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17
Q

Effects of Muscarinic Agonists on Bronchiole Secretions

A

Increases

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18
Q

Effects of Muscarinic Antagonists on Bronchiole Secretions

A

Dryness

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19
Q

Effects of Beta 1 and Beta 2 Agonists on Heart Rate

A

Increases

20
Q

Effects of Beta 1 and Beta 2 Antagonists on Heart Rate

A

Decreases

21
Q

Effects of Muscarinic Agonists on Heart Rate

A

Decreases

22
Q

Effects of Muscarinic Antagonists on Heart Rate

A

Increases

23
Q

Effects of Beta 1 and Beta 2 Agonists on Heart Contractility

A

Stronger Contractility

24
Q

Effects of Beta 1 and Beta 2 Antagonists on Heart Contractility

A

May cause weaker contractility

25
Q

Effects of Muscarinic Agonists on Heart Contractility

A

May cause weaker contractility

26
Q

Effects of Muscarinic Antagonists on Heart Contractility

A

May cause stronger contractility

27
Q

Effects of Alpha Agonists on Blood Pressure

A

Increases pressure (Constriction of blood vessels)

28
Q

Effects of Alpha Antagonists on Blood Pressure

A

Decreases pressure, especially upon standing (Dilation of blood vessels)

29
Q

Effects of Beta 1 and Beta 2 Agonists on Blood Pressure

A

Usually increases pressure (Reduction of renin)

30
Q

Effects of Beta 1 and Beta 2 Antagonists on Blood Pressure

A

Usually decreases pressure mildly

31
Q

Effects of Muscarinic Agonists on Blood Pressure

A

Decreases via dilation of blood vessels and decreased heart rate

32
Q

Effects of Muscarinic Antagonists on Blood Pressure

A

Minor increase via constriction of blood vessels

33
Q

Effects of Alpha Agonists on GI Secretions

A

May increase slightly

34
Q

Effects of Muscarinic Agonists on GI Secretions

A

Increases secretions

35
Q

Effects of Muscarinic Antagonists on GI Secretions

A

Decreases secretions

36
Q

Effects of Alpha Agonists on GI Motility

A

Minor decrease in motility, secondary to sphincter constriction

37
Q

Effects of Alpha Antagonists on GI Motility

A

Only minor effects

38
Q

Effects of Beta 1 and Beta 2 Agonists on GI Motility

A

Decreases motility

39
Q

Effects of Beta 1 and Beta 2 Antagonists on GI Motility

A

Increases motility

40
Q

Effects of Muscarinic Agonists on GI Motility

A

Increases motility

41
Q

Effects of Muscarinic Antagonists on GI Motility

A

Decreases motility

42
Q

Effects of Beta 1 and Beta 2 Agonists on the Urinary Bladder Wall

A

Relaxation of wall

43
Q

Effects of Beta 1 and Beta 2 Antagonists on the Urinary Bladder Wall

A

Constriction of wall

44
Q

Effects of Muscarinic Agonists on the Urinary Bladder Wall

A

Stimulation of bladder wall (creates sense of urinary urgency)

45
Q

Effects of Muscarinic Antagonists on the Urinary Bladder Wall

A

Inhibition of bladder wall

Pharmacology (10 decks)

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