Infectious Diseases — Flashcards

Flashcard 61: The pre-patent period of P. falciparum is _____

Answer: 5-7 days

Extra: Intrinsic incubation period (sporozoite entry to clinical symptoms): - P. falciparum: 12 days - P. vivax: 14 days - P. ovale: 14 days - P. malariae: 28 days Extrinsic incubation period (in mosquito): 10-21 days depending on temperature.

Flashcard 62: Shanchol vaccine is used for _____ strain of cholera

Answer: O1 and O139

Flashcard 63: _____ is the most efficient mode of transmission of HIV

Answer: blood

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Flashcard 64: 1. Identify → _____ 2. Features → _____ 3. Spreads → _____

Answer: Sandfly (Phlebotomine)

Extra: The Sandfly (Phlebotomine) is the vector for Leishmaniasis (Kala-azar and Oriental Sore) and Sandfly fever. Key morphologic features include its small size (about 1/4th of a mosquito), hairy body, and wings held at a 45-degree angle (lanceolate shape).

Flashcard 65: 1. Identify → _____ 2. Only tool for HIV/STD prevention that women can initiate and control.

Answer: Female Condom

Flashcard 66: _____ index is the early warning signal for plague

Answer: cheopis

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Flashcard 67: KFD is spread by _____ vector

Answer: hard tick

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Flashcard 68: disinfectant of choice for hep B is _____

Answer: sodium hypochlorite

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Flashcard 69: _____ is the only non mosquito borne disease covered by NVBDCP

Answer: kala azar

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Flashcard 70: maximum infectivity of mumps is at _____

Answer: onset of parotitis

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