Test 2 Practice Questions Deck 4 Flashcards

(46 cards)

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?

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
If I wanted to check an animal to see if it had a lesion on Cranial Nerve III, what drug would I use?
Pilocarpine
26
What drug is used to increase GI motility in a horse?
Neostigmine
27
What is used to treat animals with hyperthermia?
Dantrolene
28
What drug is given to a dog with intervertebral disk disease?
methocarbamol
29
What is given to an animal in order to intubate it?
Succinylcholine
30
What drug is excreted in the bile?
Vercuronium
31
What drug degenerates in plasma?
Atracurium
32
What drug is antagonized by suggamedex?
Rocuronium
33
What drug antagonizes NMBs?
Cholinesterase inhibitors
34
Which CNS depressants are associated with hyperglycemia?
Xylazine Acepromazine
35
What is the best sedative to use in a cat with cardiac disease?
Diazepam
36
37
Which drug targets pain transmission in the spinal cord?
Xylazine
38
Hypotension due to alpha-1 blockade is associated with
Chlorpromazine
39
Phenothiazines that can be used to treat motion sickness are:
Promethazine Trimeprazine
40
Why might Epinephrine cause greater hypotension when used with Acepromazine?
Epinephrine cannot activate A-1 receptors due to A-1 blockade by Acepromazine But it can cause vasodilation due to B-2 activation
41
Which drugs cause CNS depression due to GABA receptor agonism?
Etomidate Thiopental Diazepam
42
Which drug has no specific reversal agent?
Acepromazine
43
Which Alpha-2 agonist is the LEAST alpha-2 specific?
Xylazine
44
Alpha-2 agonist cardiac effects
Initial vasoconstriction and reflex bradycardia followed by vasodilation, decreased cardiac contractility, and decreased HR
45
Which group of CNS depressants can be used as EMETICS?
Alpha-2 agonists
46
Which drugs are associated with catecholamine induced arrythmias?
Thiopental Halothane Propofol