Biology Questions and Answers

(Greg DeLong) #1

Biology Questions and Answers



  1. What is the difference
    between taeniasis and
    cysticercosis?


Taeniasisby the adult tapeworm is the parasiticinstalled within disease caused
the human intestine.
Cysticercosis occurs when humans
ingest eggs or pregnant proglottidstaenias, for example, through badly of
washed food or self infection. In
cysticercosisintermediate hosts of humans assume th the parasite ae role ofnd


the cysticerciorgans like muscles, brai develop within n, eyes andhuman (^)
subcutaneous tissue. The brain
infestation by known as neurocysticercosis,cysticerci, a condition is
extremely severe and may lead to
death.
In the normal life cycle of taenias the
humans ardevelop taeniasis,e the definitive hosts and a less serious
disease, and not cysticercosis.



  1. If a person eats raw or
    badly cooked meat infected by
    Taenia solium or Taenia
    saginata will this person
    develop taeniasis or
    cysticercosis?


If a person eats raw or meat infected by Taenia solium badly cookedor
Taenia saginata he or she will develop
the disease taecontaminated raw niasis. The ingestion ofor badly cooked
infected meat means that cysticerci are


being ingested. Taffected by taeniases since he human thin his oen will ber her (^)
gut the cysticerci may develop into an
adult tapeworm.



  1. How does self infection by
    tapeworms occur?


Taeniasismost severe form of the worm infection, patients may develop the (^)
cysticercosis, because their feces
contain eggs and pregnant proglottidsthe taenia and there is risk of self of
infection due to bad hygienic habits, like
not washinIf these individg the hands aftuals ingest the eggs ofer defecatio n.
the parasite they can develop
cysticercosis too.



  1. What are some
    prophylactic measures for
    tapeworm infections?
    The main ptaeniasis and cysticercosisrophylactic measur are: not toes against
    ingest raw or badly cooked swine or


bovine meat; sanitary epeople; appropriate destination ducation of feces;of the (^)
adequate treatment of infected people.



  1. What is ascaris? What is
    the disease caused by this
    worm?


Ascaris,animal of the nematode phylum, or Ascaris lumbricoides, is ani.e., a (^)
roundworm. common worm Ascarisinfection o causesf the intestine. ascariasis, a
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