Biology Questions and Answers
anemia, hypoproteinemia and the
patient often seems pale.
- Which is the typical
feature of the hookworms
related to the way they obtain
food and explore the host?
Both Ancylostoma duodenale and
Necator amwith hooks oericanus havr “teeth” that he mouthpartselp the
fixation of the parasite in the human
intestine wall aninjury necessary to dd facilitaterain blood from the the tissue (^)
host. The structures are evolutionary
adaptationsof these animals. for the parasitic way of life
- Are hookworms
monoxenous or
heteroxenous?
Hookworms arlife cycle depends only e monoxenous, i.e., thon one host. eir
- What is the life cycle of
the hookworms?
Adult hookworms within the human
intestine reliminated elease ewith the human feces. Uggs that are (^) nder
adequate conditions of moisture and
temperatuand generate larvae. Tre the eggs mature he larvaein the soil
differentiate into thread-like infective
larvae skin, generally thrthat can penetrate though the feet. Thee human
larvae them gain the human circulation
and reach the lungs from where they go
to the airway and the pharynx. When
the larvae small intestine are swalloweand develop into adultd they enter the
worms and the cycle restarts.
- What are the main
prophylactic measures against
hookworm disease?
The main phookworm rophylacticdisease are: to avoid walking measures against (^)
barefoot on soils suspectecontamination; basic sanitaryd of conditions (^)
and appropriate dtreatment of infected people.estination of feces;
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