AP BIOLOGY

Detailed explanation-1: -Ectoparasites include scabies (Sarcoptes scabiei), the common bed bug (Cimex lectularius), fleas, and lice, including the body louse (Pediculus humanis), pubic louse (Phthirius pubis), and head louse (Pediculus humanus capitis).

Detailed explanation-2: -Although the term ectoparasites can broadly include temporarily blood-sucking arthropods such as mosquitoes, this term is generally used more narrowly to refer to pathogens such as ticks, fleas, lice, parasitic flies and mites that attach or burrow into the skin and remain there for relatively long periods of time2.

Detailed explanation-3: -Pediculus humanus capitis, the head louse, is an insect of the order Psocodea and is an ectoparasite whose only host are humans. The louse feeds on blood several times daily and resides close to the scalp to maintain its body temperature.

Detailed explanation-4: -Answer. Answer: Ectoparasitic are parasites that live on the outer surface of the host and generally attach themselves during feeding Example : musquito, leech, lous, ticks etc.