MCQ IN MEDICINE

Detailed explanation-1: -Body lice are parasitic insects that live on clothing and bedding used by infested persons. Body lice frequently lay their eggs on or near the seams of clothing. Body lice must feed on blood and usually only move to the skin to feed.

Detailed explanation-2: -Body lice infestations (pediculosis) are spread most commonly by close person-to-person contact but are generally limited to persons who live under conditions of crowding and poor hygiene (for example, the homeless, refugees, etc.). Dogs, cats, and other pets do not play a role in the transmission of human lice.

Detailed explanation-3: -Infested clothing, bedding, and towels should be washed in hot water (at least 130°F) and then placed in a clothes dryer on the hot cycle to kill any lice and nits. In extreme cases, individuals may be treated with a pediculicide, which is a medicine that will kill body lice.

Detailed explanation-4: -Pediculus humanus capitis (head louse), Pediculus humanus corporis (body louse, clothes louse), and. Pthirus pubis (“crab” louse, pubic louse).