1. What does it mean to say that HSV-1 is often latent? It is always present...

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Biology

1. What does it mean to say that HSV-1 is often latent?
It is always present in infected individuals, but lesions may besmall or hidden
It is normally difficult to detect even when causing an activeinfection unless appropriate screening tests are conducted
It undergoes periods of inactivity when it resides in trigeminalnerve ganglia and does not cause symptoms
It undergoes cycles of rapid growth and slower growth, affectingthe symptoms that can be observed
2. Which of the following is NOT a disease caused by afungus?
thrush
coccidioidomycosis
â€œathleteâ€™s footâ€
carbuncles
3. The relatively mild viral disease that causes a rash on thetrunk typically in infants and toddlers and is self limitingusually caused by human herpesvirus-6, or sometimes humanherpesvirus-7, is better known as
chickenpox
fifth disease
measles
roseola
4. Inhalation of respiratory secretions is involved in thetransmission of the following, EXCEPT
rubella
influenza
SARS
parvovirus

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Ans 1 Correct option It undergoes periods of inactivity when it resides in trigeminal nerve ganglia and does not cause symptoms Explanation In humans this virus infects the oral mucosa Then it enters into the trigeminal nerve ganglia and remains there as an inactive virus or as a latent virus During this phase no symptoms are observed hence the virus is called latent which means hidden The explanation See Answer

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