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micro lecture exam 3 > Protozoans packet > Flashcards

Protozoans packet Flashcards

1
Q

what are the different types of phylum?

A 
amoebas
ciliates
flagellates/hemoglagellates
apicomplexa 
dinoflagellates
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2
Q

what are some non-pathogen amoebas?

A

Amoeba proteus
Entamoeba gingivalis
Entamoeba coli
Radiolaria and Foraminifera

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3
Q

what are some pathogen amoebas?

A

Entamoeba histolytica
Iodamoeba butschlii
Endolimax nana
Naegleria fowleri

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4
Q

what makes an amoeba a pathogen or a non-pathogen?

A

non-pathogen amoeba don’t have any RBC

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5
Q

which amoeba could you find near oil?

A

Radiolaria and Foraminifera

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6
Q

which amoeba is a commensal in mouth?

A

Entamoeba gingivalis

-no effect on human

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7
Q

which amoeba is a mutualist in colon?

A

Entamoeba coli

-benefits colon: human makes vit. B complex, vit. K

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8
Q

what is the structure of ciliates?

A

oval or pear-shaped

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9
Q

what is the locomotion of ciliates?

A

cilia

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10
Q

which phylum is the most structurally advanced?

A

ciliates

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11
Q

what is ciliates asexual reproduction?

A

fission- mitosis

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12
Q

what is ciliates sexual reproduction?

A

conjugation- mitosis and meiosis

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13
Q

what are examples of a non-pathogen ciliate?

A

Paramecium caudatum

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14
Q

what are examples of a pathogen ciliate?

A

Balantidium coli

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15
Q

what does a pellicle do in a ciliate?

A

prevents osmotic shock

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16
Q

what does contractile vacuole do in a ciliate?

A

prevents osmotic shock

17
Q

what shape does Paramecium caudatum have?

A

“slipper-like” outline

18
Q

what structure do flagellates have?

A

pear-shaped or spindle shaped

19
Q

what are flagellates asexual reproduction?

A

fission

20
Q

what are flagellates sexual reproduction?

A

gametes

21
Q

what makes a flagellate a plant?

A

if it has chloroplast

22
Q

what is an eye spot in a flagellate?

A

organelle that senses light

23
Q

what is an example of a non-pathogen flagellate?

A

euglena species

24
Q

how does the euglena species get it’s nutrition?

A

chemoorganotrophs and photolithotrophs

25
Q

is Euglena viridis classified as protozoan or algae?

A

both

26
Q

why is Euglena viridis classified as a protozoan and algae?

A

animal: lacks true cell wall, flagella, cytostome
plant: chloroplast

27
Q

what is an example of a diplomonads (flagellates)?

A

Giardia lamblia

28
Q

what is an example of a parabasalids (flagellates)?

A

Trichomonas vaginalis

29
Q

what are hemoflagellates?

A

blood parasites

30
Q

what are examples of hemoflagellates?

A

Trypanosoma cruzi
Trypanosoma gambiense
Trypanosoma rhodesiense

31
Q

what is apicomplexa locomotion?

A

nonmotile

32
Q

are all apicomplexas pathogens?

A

yes

33
Q

what are some example of an apicomplexa?

A

Plasmodium species
Toxoplasma gondii
Cryptosporidium parvum

34
Q

what is dinoflagellates locomotion?

A

flagellate

35
Q

what is produces in dinoflagellates?

A

neurotoxins (some species produce)

36
Q

what are some examples of dinoflagellates?

A

Genus: Alexandrium
Genus: Pfiesteria

micro lecture exam 3 (5 decks)

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