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BIO 315- General Parasitology NCSU Exam 1.
BIO 315- General Parasitology NCSU Exam 1.
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BIO 315- General Parasitology NCSUExam 1
Baylisascaris- hosts - ANS-Secondary: rodents and birds, Primary: Raccoons and
recently humans
Baylisascaris- parasite type - ANS-round worm
difference between taeniasis and cysticercosis? - ANS-Both caused by different stages
of Taenia solium in humans. Taeniasis is the disease caused by the reproductive adult
tapeworm in a human, symptoms are mild and the main purpose is for the parasite to
reproduce. Cysticercosis is the disease caused by the larval stage in a human, the
larval stage is normally meant for pigs. The larval stage creates cysts in various parts of
a human, it becomes problematic when cysts are created in parts of the body vital for
survival such as the brain or heart.
intensity=? - ANS-number of parasites per in per infected individual.
#parasites/population
mean intensity=? - ANS-mean of parasites in *infected* individuals
Prevelance=? - ANS-percentage of infected individuals
Taenia solium- hosts - ANS-Secondary: Pigs, Primary: Human
Taenia solium- symptoms - ANS-Cysts in the brain or spinal chord: neurocysticercosis,
sometimes asymptomatic, seizures, headaches, confusion, issues with balance, brain
swelling, excess fluid around the brain
Cysts in the muscles: generally asymptomatic, may cause lumps under skin that can be
tender
Taenia solium- type of parasite - ANS-pork tapeworm
Taenia solium-life cycle - ANS-human passes eggs in feces > pig (IH) eats feces >
Cysticercus develops in skeletal muscle > human eats infected pork
Taenia solium-transmission - ANS-Transmitted when eggs of the adult tapeworm are
consumed. Adult tapeworm contracted through eating undercooked pork. The adult
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