Parasites

Question 1

Medically important parasites

Answer 1

1. Plasmodium
2. Leishmania
3. Trypanosoma
4. Enteric Protozoa
   A. Giardia
   B. Entamoeba
   C. Cryptosporidium
5. Schistosoma
6. Filariae (roundworms)

Question 2

Protozoa characteristics

Answer 2

1. Eukaryotic
2. Single called
3. Motile

Question 3

Protozoa transmission

Answer 3

1. Contaminated food/water
2. Sexual activity
3. Bite of vector
4. Thru placenta

Question 4

Protozoa organisms

Answer 4

1. Trichomonas
2. Giardia - diarrhea
3. Plasmodium = malaria
4. Leishmania
5. Trypanosoma
6. Toxoplasma
7. Cryptosporidium

Question 5

Antiprotozoals

Answer 5

1. Heavy metals - melarsoprol
2. Quinolone derivatives
3. Folic acid antagonists
4. Diaminopyrimidenes
5. Sulfonamides
6. Protein synthesis inhibitors
7. Clindamycin, tetracycline
8. Nitroimidazoles

Question 6

Helminths

Answer 6

1. Multicellular
2. Large parasitic worms
   A. Flukes
   B. Tapeworms
   C. Roundworms

Question 7

Anithelminthics

Answer 7

1. Benzimidazoles
2. Tetrahydropyrimidines - pyrantel pamoate
3. Piperzaines - diethelcarbamazine
4. Avermectins
5. Pyrazinoisoquinolines