Deck 54: Pharmacotherapy of Protozoal and Helmintic Infections

Question 1

The primary symptom of enterobiasis is:
1)Perianal itching, especially at night.
2)Severe diarrhea with dehydration.
3)Erythematous rash on the chest and body.
4)Chronic cough with sweating at night.

Answer 1

1

Question 2

The nurse asked to identify the most likely infestation site of helminths would be correct in identifying the:
1)Intestine.
2)Eyes.
3)Feet.
4)Lungs.

Answer 2

1

Question 3

The nurse would correctly understand that pharmacotherapy of cryptosporidiosis is targeted at treating:
1)Cough.
2)Vomiting.
3)Diarrhea.
4)Bullous rash.

Answer 3

3

Question 4

A patient taking metronidazole telephones the nurse to report that his urine has turned a very dark color.The nurse correctly responds by saying:
1)"This is a common side effect, and is produced by the medication."
2)"This indicates an allergic response to the drug; please come in immediately."
3)"This could be an indication of a problem with your kidneys.Increase your fluid intake to 2,000 mL per day."
4)"This might happen to your skin as well.Do not be alarmed."

Question 5

The growing stage of a protozoan is termed a:
1)Cyst.
2)Trophozoite.
3)Vector.
4)Worm.

Question 6

A nurse teaches a health education class for grade school children in a rural community.Which information should the nurse include to reduce the incidence of helminthiasis?
1)"Do not share hair combs and brushes with your friends."
2)"Do not drink after one another."
3)"Wash your hands after going to the restroom and before eating."
4)"Limit the amount of sandwiches that you eat."

Question 7

What drug would the nurse expect to be the first choice of drugs ordered during the chemoprophylaxis stage in the treatment of malaria?
1)Chloroquine
2)Doxycycline
3)Mefloquine
4)Primaquine

Question 8

Trichomoniasis is a disorder affecting the:
1)Respiratory system.
2)Integumentary system.
3)Gastrointestinal system.
4)Reproductive system.

Question 9

A nurse would be correct to teach the patient taking chloroquine (Aralen)that even after leaving the affected area, the drug must be continued for:
1)3-5 days.
2)2 weeks.
3)1 month.
4)3 months.

Question 10

Although other forms of transmission are possible, amebiasis is primarily acquired through:
1)Respiratory droplets.
2)Open sores.
3)Ingestion.
4)Blood transfer.

Question 11

The nurse understands that a patient with which condition might respond abnormally to primaquine therapy?
1)G-6-PD deficiency
2)Trisomy 13
3)Gout
4)Diabetes insipidus

Question 12

The nurse understands that amebiasis is treated with:
1)Pentamidine.
2)Tinidazole.
3)Nitaxoanide.
4)Metronidazole.

Question 13

The nurse is teaching a pharmacology course when a student comments that bacteria and protozoans are alike.The nurse would be correct in noting that, in contrast to bacteria, protozoans:
1)Go through maturation stages in the host.
2)Do not have vectors.
3)Are more easily treated.
4)Are short-lived.

Question 14

Following treatment with praziquantel (Biltricide)for tapeworm infestation, the nurse would expect to administer:
1)An antacid.
2)Yogurt.
3)A laxative.
4)A liquid diet.

Question 15

What information should the nurse provide to the parents of a child being treated for enterobiasis (pinworms)?
1)Everyone in the family should be treated.
2)One dose of mebendazole will cure the infection.
3)Special precautions should be employed in disposing of bowel contents.
4)A stool specimen analysis will be needed to determine if the treatment was successful.

Question 16

What is the primary determining factor for drug selection in malaria?
1)Age
2)Infection cycle
3)Infecting organism
4)Geographical location

Question 17

Which priority principles must the nurse understand to effectively administer pharmacotherapy for protozoan and helminth infections? Select all that apply.
1)Infestation is present before symptoms appear.
2)Agents to treat these disorders have significant side effects.
3)Patient compliance dictates treatment outcomes.
4)Most therapies require single-day dosing.
5)Used appropriately, therapies are highly successful.

Question 18

When oral mebendazole (Vermox)is prescribed for the treatment of scariasis, the nurse would expect the drug regimen to be administered:
1)As a single dose.
2)Over three days.
3)For seven days.
4)For one month.

Question 19

The nursing student asks about the relationship between the life cycle of the Plasmodium and treatment of malaria.The faculty member bases the answer on which concept?
1)There is no true relationship.
2)The life cycle of the Plasmodium follows the course of the disease.
3)The cycle of the Plasmodium dictates drug choice.
4)Identification of the Plasmodium differentiates the type of malaria.

Question 20

Giardiasis is a disorder affecting the:
1)Respiratory system.
2)Integumentary system.
3)Gastrointestinal system.
4)Renal system.