Parasitology Diagnostic Methods

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What is the diagnostic stage of Trypanosoma spp?

Trypomastigote (correct)
Promastigote
Amastigote
Epimastigote

What is the location of the kinetoplast in trypomastigotes?

Anteriorly located
Laterally located
Posteriorly located (correct)
Centrally located

How is Trypanosoma cruzi transmitted to human hosts?

Through direct contact with an infected animal
When the feces of the bug containing the trypomastigote is deposited near the bite site (correct)
Through contaminated food and water
Through the bite of the Reduvid bug

What is the primary method of prevention and control for Trypanosoma spp?

Use of nets, window screens, protective clothing, and insect repellents to avoid insect vector (A) Signup and view all the answers

What is the common reservoir host for Trypanosoma cruzi?

All of the above (D) Signup and view all the answers

What is the treatment option for Trypanosoma spp that may develop resistance?

Sodium stibogluconate (C) Signup and view all the answers

What is the purpose of the Cellophane tape or Scotch Tape Preparation?

To detect the presence of pinworm, Enterobius vermicularis (B) Signup and view all the answers

What is the most common symptom of Visceral Leishmaniasis or Kala-azar?

Intermittent fever (D) Signup and view all the answers

What type of blood smear is used to identify the species of a parasite?

Thin blood smear (C) Signup and view all the answers

What is the purpose of examining Cerebrospinal Fluid?

To detect the presence of amebic infections (C) Signup and view all the answers

What is the vector responsible for transmitting Leishmania tropica complex?

Phlebotomus sandfly (A) Signup and view all the answers

What is the primary location of the disease caused by Leishmania tropica complex?

Lymphoid tissue of the skin (D) Signup and view all the answers

What is the term for the stage of a parasite that enters the host?

Infective Stage (D) Signup and view all the answers

What is the purpose of collecting tissue and biopsy specimens?

To detect the presence of Leishmania, Toxoplasma gondii, and Trichinella spiralis (D) Signup and view all the answers

What is the primary diagnostic test for Visceral Leishmaniasis?

Giemsa stained blood smear specimen (D) Signup and view all the answers

What is the primary treatment for Visceral Leishmaniasis?

Amphotericin B (Ambisome) (B) Signup and view all the answers

What is the term for the process by which trophozoites differentiate into cyst forms?

Encystation (A) Signup and view all the answers

What is the characteristic of the initial lesion of Old World Cutaneous Leishmaniasis?

A small, pruritic red papule (C) Signup and view all the answers

What is the purpose of collecting Genitourinary Secretions?

To detect the presence of Schistosoma haematobium and Trichomonas vaginalis (B) Signup and view all the answers

What is a characteristic of protozoa?

They are single-celled eukaryotic organisms (D) Signup and view all the answers

What is the common name of the disease caused by Leishmania tropica complex?

Baghdad or Delhi Boil (B) Signup and view all the answers

What is the purpose of using insect repellents in prevention and control of Leishmaniasis?

To reduce the risk of vector transmission (D) Signup and view all the answers

What is the primary mode of acquisition for Naegleria infection?

Through transnasal contact with contaminated water while swimming (C) Signup and view all the answers

What is the typical clinical presentation of Naegleria infection in patients?

Asymptomatic Infection with colonization of the nasal passages (B) Signup and view all the answers

How does Naegleria amoeba enter the central nervous system?

Through the nasal mucosa and cribriform plate (D) Signup and view all the answers

What is the typical outcome of untreated Primary Amoebic Meningoencephalitis (PAM)?

Death within one week after symptoms appear (A) Signup and view all the answers

What is the purpose of adequate chlorination of swimming pools and hot tubs?

To prevent Naegleria infection (C) Signup and view all the answers

What is the primary laboratory diagnosis for Naegleria infection?

Finding of ameboid trophozoites in the CSF (C) Signup and view all the answers

What is the name of the disease caused by Trypanosoma Cruzi?

Chagas Disease (C) Signup and view all the answers

Parasitology Diagnostic Methods

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