pick the right answer An apicomplexan known to infect individuals who consume un
ID: 206678 • Letter: P
Question
pick the right answer
An apicomplexan known to infect individuals who consume undercooked game meat containing zoitocysts.Several species of this parasite are known to infect reptiles, birds and mammals including humans. Identify the parasite and features associated with the parasite.
a.
Toxoplasma gondii
b.
Pneumocystis carinii
c.
Meischer's tubules
d.
Cyclospora cayatenesis
e.
Cryptosporidium parvum
f.
Sarcocystis spp.
a.
Toxoplasma gondii
b.
Pneumocystis carinii
c.
Meischer's tubules
d.
Cyclospora cayatenesis
e.
Cryptosporidium parvum
f.
Sarcocystis spp.
Explanation / Answer
The parasite is: f. Sarcocystis spp. ANSWER
The features associated with the parasite are:
1) Protozoan genus of parasites,
2) Known to infect mammals primarily
3) Some species even infect reptiles and birds.
4) Life cycle generally involves two host species
5) Sexual reproduction is carried out in the gut of the definitive host (generally a predator). It is later exuded in the solid excretions and ingested by the intermediate host (generally a prey) wherein it enters muscle tissue. Upon eating of prey by predator the cycle is complete.
6) Hence a key characteristic is showing of symptoms only in intermediate host.
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