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Pharmacology Unit 3 > Barbiturates > Flashcards

Barbiturates Flashcards

1
Q

barbiturates are non __________

A

reversible

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2
Q

barbiturates must be metabolized by the _______ and eliminated by the ________

A

liver
kidney

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3
Q

what can barbiturates cause if given perivascular

A

tissue sloughing

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4
Q

two profound depressions caused by barbiturates

A

cardiac and pulmonary

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5
Q

recovery time for barbiturates

A

very slow (makes patients cold)

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6
Q

three classes of barbiturates

A

Long-acting
Short-acting
Ultrashort-acting

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7
Q

which barbiturate is long acting

A

phenobarbital

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8
Q

which barbiturate used twice daily oral use prevents the frequency and severity of idiopathic seizures

A

phenobarbital

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9
Q

duration of action for phenobarbital

A

4 to 8 hours

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10
Q

which barbiturate is often labeled in grains

A

phenobarbital

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11
Q

what barbiturate is short acting

A

pentobarbital

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12
Q

what is pentobarbital used for

A

euthanasia

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13
Q

what barbiturates is ultrashort acting

A

thiopental (Pentothal)

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14
Q

which barbiturate is used as an anestheisa induction agent

A

thiopental (Pentothal)

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15
Q

how must thiopental (pentothal) be given, to prevent what

A

must be given IV, can cause tissue sloughing

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16
Q

what kind of dogs can thiopental (Pentothal) not be used in and why

A

skinny dogs (Sighthounds)

because they are highly fat soluble

17
Q

what can Thiopental (Pentothal) cause when used for induction

A

apnea

18
Q

what can Thiopental (Pentothal)
cause if given too slowly

A

CNS excitement (give first 1/3 quickly, second 2/3 slowly)

Pharmacology Unit 3 (23 decks)

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