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critical care > Vasoactive drugs > Flashcards

Vasoactive drugs Flashcards

1
Q

parasympathetic or sympathetic?
acetylcholine

A

parasympathetic

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2
Q

parasympathetic or sympathetic?
epinephrine

A

sympathetic

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3
Q

parasympathetic or sympathetic?
dobutamine

A

sympathetic

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4
Q

parasympathetic or sympathetic?
dopamine

A

sympathetic

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5
Q

parasympathetic or sympathetic?
phenylephrine

A

sympathetic

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6
Q

parasympathetic or sympathetic?
ephedrine

A

sympathetic

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7
Q

what to a1 receptors do?

A

vasoconstriction of peripheral blood vessels

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8
Q

what to beta 1 receptors do?

A

increases HR and contractility
(one heart)

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9
Q

what do beta 2 receptors do?

A

vasodilation and bronchodilation

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10
Q

what does dopamine do?

A

peripheral vasodilation

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11
Q

what do vasopressors do?

A

cause ARTERIOLE vasoconstriction and increase BP

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12
Q

what do inotropes do?

A

affects heart contractility

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13
Q

what do chronotropes do?

A

affects HR

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14
Q

what do dromotropes do?

A

affects cardiac conduction

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15
Q

symptoms of peripheral extravasation

A

burning
pain
edema
erythema
stinging

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16
Q

symptoms of central venous catheter extravasation

A

shoulder, neck, chest pain
cough
chest palpitations
fluid wave in chest or neck

17
Q

Interventions to when extravasated

A
  1. notify MD
  2. administer phentolamine & topical nitroglycerin
18
Q

DOPAMINE
a1
B1
B2
Heart rate
Contractility
Vasoconstriction

A

a1 - ++
B1 - ++++
B2 - ++
Heart rate - +++
Contractility - +++
Vasoconstriction - 0

19
Q

DOBUTAMINE
a1
B1
B2
Heart rate
Contractility
Vasoconstriction

A

a1 - +
B1 - ++++
B2 - +++
Heart rate - ++
Contractility - +++
Vasoconstriction - 0

20
Q

NOREPINEPHRINE
a1
B1
B2
Heart rate
Contractility
Vasoconstriction

A

a1 - ++++
B1 - ++
B2 - 0
Heart rate - +
Contractility - ++
Vasoconstriction - ++++

21
Q

EPINEPHRINE
a1
B1
B2
Heart rate
Contractility
Vasoconstriction

A

a1 - ++++
B1 - ++++
B2 - +
Heart rate - +++
Contractility - +++
Vasoconstriction - +++

22
Q

phenylepphrine
a1
B1
B2
Heart rate
Contractility
Vasoconstriction

A

(doesn’t affect the heart)
a1 - ++++
B1 - 0
B2 - 0
Heart rate - 0
Contractility - 0
Vasoconstriction - ++++

critical care (8 decks)

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