Protoza Flashcards

1
Q

single cell eukaryotic microorganism belonging to kingdom protista

A

protozoa

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2
Q

out of 10,000 species of parasitic protozoa man harbors only about how many species

A

70 species

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3
Q

protozoa wide range of what size

A

1 to 150 micrometer

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4
Q

if the protozoa is the phylum what are the subphylum

A

sarcomastigophora
sporazoa
cnidospora
ciliophora

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5
Q

the subphyllum sarcomastigophora has a superclass, what are those

A

mastigophora
opalinata
sarcodina

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6
Q

what are the major methods of transmission of protozoal infection

A

ingestion
anthropod vector
transmitted by sexual contact

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7
Q

amoeba that move by means of

A

pseudopodia

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8
Q

protozoa that possess one to several

A

flagella

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9
Q

protozoa that move by means of many __ on the cell surface

A

cilia

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10
Q

a unicellular, single “cell like unit”

A

protozoa

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11
Q

multicellular, a number of cells making up a complex individual

A

metazoa

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12
Q

it is a portion of cytoplasm, outer homogeneous part. for involvement of food by producing for involvement of food by producing pseudopodia

A

ectoplasm

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13
Q

a portion of cytoplasm, inner granular portion of cytoplasm that contains nucleus and other structures

A

endoplasm

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14
Q

it contains one or more nuclei or a central karyosome

A

nucleus

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15
Q

an extra nuclear chromatin material

A

chromatoid body

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16
Q

within the nucleus containing DNA (deoxyribonucleic acid)

17
Q

a non-nuclear DNA present in addition to nucleus

A

kinetoplast

18
Q

kinetoplast is seen in

A

trypanosome

19
Q

flagellum originates near the canatoplast, point of origin of flagellum is called

A

basal body

20
Q

fine, needle like filaments, covering the entire surface of the body

21
Q

trophos: nourishment
it is the active feeding and going stage of protozoa

A

trophozoite

22
Q

in asexual reproduction, it is a method of which a single parasite divides either longitudinally or transversely into two or more equal numbers of parasite

A

binary fission

23
Q

it is division of nucleus followed by division of cytoplasm

A

mitotic division

24
Q

in asexual reproduction, in which nucleus undergo several successive divisions within the schizont of produced large number of meroziles

A

multiple fission or schizogony

25
in asexual reproduction, some protozoa like toxoplasma, multiply by internal budding, resulting in the formation of two daughter cells
endodyogeny
26
in sexual reproduction, in ciliates, in which two organism join together and reciprocally exchange nuclear material
conjugation
27
required host, which they multiply asexually in the traffic stage and transfer from one host to another by the cystic form
single host
28
asexual method of reproduction occurs in one host (man) and a sexual method of reproduction in another host ( misquito)
second host
29
it includes those parasites, which have no permanent locomotory organs but move about with the aid of temporary prolongations of the body called pseudopodia
sarcodina (sarcos meaning flesh or body)
30
those protozoa which possess whip-like flagella
masrigophora (mastix meaning whip or flagellum)
31
formerly known as sporozoa
phylum apacomplexa
32
this protozoa are motil by means of cilia, which cover their entire body surface
phylum ciliphora
33
the only human parasite in the group of phylum ciliphora is
balantidium coli
34
contains many minute intracellular protozoan parasites, which frequently cause disease in immunodeficient subjects.
phylum microspora
35
what are those asexual reproduction
binary fission multiple fission or schizogony endodyogeny
36
what are those sexual reproduction
conjugation gametogony and syngamy