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Pharmacology 1 Practice Questions > Test 2 Practice Questions Deck 4 > Flashcards

Test 2 Practice Questions Deck 4 Flashcards

1
Q

Why is prazosin better than phenoxybenzamine?

A

Prazosin is selective for alpha-1 agonists

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2
Q

Where do you see ephedrine/pseudoephedrine used?

A

Hermal Remedies (Ma Huang)

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3
Q

What is the difference between Phenylpropylamine and Phenoxybenzamine?

A

Phenylpropylamine treats urinary incontinence

Phenoxybenzamine treats urinary retention

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4
Q

What does Reserpine do?

A

Calming agent for horses on stall rest

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5
Q

Detomidine and Romifidine are used for

A

Horses for sedation in standing procedures

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6
Q

What animals use Dexmedetomidine?

A

Small animals

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7
Q

What animals use Xylazine?

A

Horses, Large animals

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8
Q

What species is most sensitive to Xylazine?

A

Ruminants

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9
Q

When would you use Atipamezole?

A

To antagonize Dexmedetomidine

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10
Q

When would you use Yohimbine?

A

To antagonize Xylazine

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11
Q

Alpha-2 antagonists are used for

A

Sedation AND analgesia

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12
Q

T/F:

Acepromazine is a sedative, muscle relaxant, and analgesic

A

FALSE!!!!

NOT an analgesic!

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13
Q

What is the “IM” version of Benzodiazepams?

A

Midazolam

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14
Q

What drug may cause hepatic necrosis in cats?

A

Diazepam and Midazolam

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15
Q

What drug is used to stop a chicken from feather plucking?

A

Haloperidol

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16
Q

What drug is used to calm pigs in a crowded trailer?

A

Azaperone

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17
Q

If a dog was showing signs of restlessness and urinary retention, this may be a side effect of which drug, that was originally prescribed to treat hypotension?

A

Phenylephrine

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18
Q

What drug is used to diagnose Narcolepsy in a horse?

A

Physostigmine

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19
Q

What drug is used to diagnose Horner’s Syndrome?

A

Phenylephrine

20
Q

What drug would I use if I want to reduce fat deposition and increase muscle deposition in my finishing cows?

A

Ractopamine or Zilpaterol

21
Q

Which drugs can I use to treat Glaucoma?

A

Brimonidine and Timolol

22
Q

If a dog had both organophosphate and carbamate toxicity, what drug is used to counteract the effects?

A

Atropine

23
Q

Because Rabbits metabolize atropine too quickly, what is used instead?

A

Glycopyrrolate

24
Q

If I wanted to give a retinal exam, what drug would I use?

A

Tropicamide

(increases IOP, but short lasting)

25
Q

If I wanted to check an animal to see if it had a lesion on Cranial Nerve III,

what drug would I use?

A

Pilocarpine

26
Q

What drug is used to increase GI motility in a horse?

A

Neostigmine

27
Q

What is used to treat animals with hyperthermia?

A

Dantrolene

28
Q

What drug is given to a dog with intervertebral disk disease?

A

methocarbamol

29
Q

What is given to an animal in order to intubate it?

A

Succinylcholine

30
Q

What drug is excreted in the bile?

A

Vercuronium

31
Q

What drug degenerates in plasma?

A

Atracurium

32
Q

What drug is antagonized by suggamedex?

A

Rocuronium

33
Q

What drug antagonizes NMBs?

A

Cholinesterase inhibitors

34
Q

Which CNS depressants are associated with hyperglycemia?

A

Xylazine

Acepromazine

35
Q

What is the best sedative to use in a cat with cardiac disease?

A

Diazepam

36
Q
A
37
Q

Which drug targets pain transmission in the spinal cord?

A

Xylazine

38
Q

Hypotension due to alpha-1 blockade is associated with

A

Chlorpromazine

39
Q

Phenothiazines that can be used to treat motion sickness are:

A

Promethazine

Trimeprazine

40
Q

Why might Epinephrine cause greater hypotension when used with Acepromazine?

A

Epinephrine cannot activate A-1 receptors due to A-1 blockade by Acepromazine

But it can cause vasodilation due to B-2 activation

41
Q

Which drugs cause CNS depression due to GABA receptor agonism?

A

Etomidate

Thiopental

Diazepam

42
Q

Which drug has no specific reversal agent?

A

Acepromazine

43
Q

Which Alpha-2 agonist is the LEAST alpha-2 specific?

A

Xylazine

44
Q

Alpha-2 agonist cardiac effects

A

Initial vasoconstriction and reflex bradycardia

followed by vasodilation, decreased cardiac contractility, and decreased HR

45
Q

Which group of CNS depressants can be used as EMETICS?

A

Alpha-2 agonists

46
Q

Which drugs are associated with catecholamine induced arrythmias?

A

Thiopental

Halothane

Propofol

Pharmacology 1 Practice Questions (6 decks)

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