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Medic > Epinephrine > Flashcards

Epinephrine Flashcards

1
Q

Class

A

Sympathomimetic

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2
Q

Mechanism of action

A

Direct-acting alpha and beta agonist

Histamine-1 blocker

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3
Q

Alpha mechanism

A

Vasoconstriction

Decreases size of container, raises CO

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4
Q

Beta-1 mechanism

A

Positive inotropic, chronotropic, and dromotropic effects

Makes heart beat faster, harder, and nerve impulses

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5
Q

Inotropic

A

Affect the force of cardiac contraction

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6
Q

Chronotropic

A

Affects heart rate

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7
Q

Dromotropic

A

Affects conduction velocity through the conducting tissue of the heart

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8
Q

Beta-2 mechanism

A

Bronchial smooth muscle relaxation and dilation of skeletal vasculature

Makes breathing easier by opening bronchioles and decreasing airway swelling

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Medic (2 decks)

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