AHS 307 - Antiparasitic Drugs

48 Questions | By Notabean | Last updated: Jan 31, 2013 | Total Attempts: 314

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Covers material from the antiparastic drug lecture and chapter 15.

Questions and Answers

1.

Benzamidazoles do not interfere with the nervous system of the worm, but rather its energy metabolism.
- A.
  
  True
- B.
  
  False
2.

Oldest benzamidazole. Does not kill the migratory phases of nematodes - only parasites present in the stomach.
- A.
  
  Thiabendazole
- B.
  
  Oxybendazole
- C.
  
  Mebendazole
- D.
  
  Fenbendazole
- E.
  
  All of the above
3.

Most common benzamidazole. Works against ascarids, hookworms, whipworms, and Taenia pisiformis.
- A.
  
  Thiabendazole
- B.
  
  Oxybendazole
- C.
  
  Mebendazole
- D.
  
  Fenbendazole
- E.
  
  All of the above
4.

An animal with fleas is said to be "infected with fleas."
- A.
  
  True
- B.
  
  False
5.

Safe for use with kittens/small animals, but requires a long treatment. Popular for ear mites.
- A.
  
  Thiabendazole
- B.
  
  Oxybendazole
- C.
  
  Mebendazole
- D.
  
  Fenbendazole
- E.
  
  All of the above
6.

Levamisole is a large animal Imidazothiazole that works systemically to kill ascarids, hookworms, whipworms, and strongyles, as well as microfilaria.
- A.
  
  True
- B.
  
  False
7.

Mechanism of action is to mimic/stimulate the nematode's cholinergic nervous sytem, leading to paralysis of the parasite.
- A.
  
  Benzamidazole
- B.
  
  Imidazothiazole
- C.
  
  Tetrahydropyrimidines
8.

Effective against pinworms in horses. Causes paralysis of the worm.
- A.
  
  Levamisole
- B.
  
  Pyrantel tartrate
- C.
  
  Fenbendazole
- D.
  
  Piperazine
9.

Levamisole is primarily used in...
- A.
  
  Horses
- B.
  
  Pigs
- C.
  
  Dogs
- D.
  
  Cats
10.

Select all that are true about organophosphate nematodal drugs.
- A.
  
  Effective against bots in horses.
- B.
  
  Wide margin of safety
- C.
  
  SE: SLUD
- D.
  
  Used as a feed additive in beef and dairy cattle.
- E.
  
  Also used as a tapeworm treatment for small animals.
11.

Select all that are true about Piperazine.
- A.
  
  Used in a wide range of animals
- B.
  
  Only used for small animals
- C.
  
  Kills only ascarids
- D.
  
  Narrow margin of safety
- E.
  
  OTC drug
12.

Collies, being especially sensitive to ivermectin, should not be treated with ivermectin except at a deworming dose rate.
- A.
  
  True
- B.
  
  False
13.

The number one cause of death during a heartworm treatment is pulmonary embolism caused by killing off the heartworms too quickly.
- A.
  
  True
- B.
  
  False
14.

An animal under what age can be immediately started on Heartguard without a heartworm test?
- A.
  
  3 months
- B.
  
  6 months
- C.
  
  12 months
- D.
  
  Every animal must be tested for heartworm, regardless of the age.
15.

Which anti-cestodal drug works by disentegrating the worm's outer tissue covering?
- A.
  
  Praziquantel
- B.
  
  Fenbendazole
- C.
  
  Albendazole
- D.
  
  Clorsulon
16.

Which anti-cestodal drug is a cheaper treatment for cat tapeworms, but not dogs.
- A.
  
  Praziquantel
- B.
  
  Fenbendazole
- C.
  
  Albendazole
- D.
  
  Clorsulon
17.

Which anti-cestodal drug, if given too close to the sciatic nerve can cause paralysis?
- A.
  
  Praziquantel
- B.
  
  Fenbendazole
- C.
  
  Albendazole
- D.
  
  Clorsulon
18.

Which of these drugs is used as a drench in cattle to treat liver fluke?
- A.
  
  Praziquantel
- B.
  
  Fenbendazole
- C.
  
  Albendazole
- D.
  
  Clorsulon
19.

Which of these drugs is best for the treatment of lung trematodes in small animals?
- A.
  
  Praziquantel
- B.
  
  Fenbendazole
- C.
  
  Albendazole
- D.
  
  Clorsulon
20.

Anticoccidial drug for small animals. Reduces the number of oocytes shed.
- A.
  
  Sulfadimethoxine
- B.
  
  Amprolium
- C.
  
  Monensin
- D.
  
  Decoquinate
- E.
  
  Metronidazole
21.

Anticoccidial drug for use in cattle and goats.
- A.
  
  Sulfadimethoxine
- B.
  
  Amprolium
- C.
  
  Monensin
- D.
  
  Decoquinate
- E.
  
  Metronidazole
22.

First line of defense against giardia.
- A.
  
  Sulfadimethoxine
- B.
  
  Amprolium
- C.
  
  Monensin
- D.
  
  Decoquinate
- E.
  
  Metronidazole
23.

Heartworm in cats presents as a respiratory disease.
- A.
  
  True
- B.
  
  False
24.

Where are adult heartworms most likely to be found?
- A.
  
  Pulmonary artery
- B.
  
  Vena cava
- C.
  
  Right ventricle
- D.
  
  Right atrium
25.

Heartguard
- A.
  
  Selamectin
- B.
  
  Ivermectin
- C.
  
  Milbemycin
- D.
  
  Caparsolate

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