protozoa

Question 1

meaning of protos

Answer 1

first

Question 2

meaning of zoon

Answer 2

animals

Question 3

outer hyaline portion

Answer 3

ectoplasm

Question 4

inner granular portion

Answer 4

endoplasm

Question 5

the most pathogenic amoeba

Answer 5

entamoeba histolytica

Question 6

infective stage of entamoeba histolytica

Answer 6

cyst

Question 7

treatment of entamoeba histolytica

Answer 7

metronidazole

Question 8

lab dx

Answer 8

stool (specimen)

Question 9

how many nucleus does e histolytica have?

Answer 9

1-4 nuclei

Question 10

how many nucleus does e coli have?

Answer 10

1-8 nuclei

Question 11

sausage-shaped with rounded ends/cigar chaped (cyst)

Answer 11

e histolytica

Question 12

broomstick like in appearance (cyst)

Answer 12

e coli

Question 13

size of trophozoite of e histolytica

Answer 13

12-60 um

Question 14

size of trophozoite of e coli

Answer 14

15-50 um

Question 15

centrally located karyosome (nucleus of trophozoite)

Answer 15

e histolytica

Question 16

eccentric (nucleus of trophozoite)

Answer 16

e coli

Question 17

long and fingerlike (pseudopodia)

Answer 17

e histolytica

Question 18

short, blunt (pseudopodia)

Answer 18

e coli

Question 19

progressive and directional (locomotion)

Answer 19

e histolytica

Question 20

non-progressive and sluggish (locomotion)

Answer 20

e coli

Question 21

ingests rbc (cytoplasm)

Answer 21

e histolytica

Question 22

bacteria, undigested food (cytolasm)

Answer 22

e coli

Question 23

its cytoplasm contains ingested wbc

Answer 23

e gingivalis

Question 24

there is no known cyst stage for this entamoeba

Answer 24

e gingivalis

Question 25

1st amoeba discovered in man

Answer 25

e gingivalis

Question 26

trophozoites are transmitted orally by kissing or fomites (such as eating utensils)

Answer 26

e gingivalis

Question 27

morphologically similar with e histolytica but with a different genome

Answer 27

e dispar

Question 28

spherical and usually measure 12 to 15 um

Answer 28

e dispar

Question 29

distinguished from e histolytica by pcr

Answer 29

e dispar

Question 30

their cysts are quadrinucleated with coarse cytoplasm

Answer 30

e hartmanni

Question 31

also known as "small race" amoeba

Answer 31

e hartmanni

Question 32

morphologically similar to e histolytica but smaller and no rbc inclusion

Answer 32

e hartmanni

Question 33

parasite of pigs and monkeys; rarely infect humans

Answer 33

entamoeba polecki

Question 34

distinguished from e histolytica by cyst

Answer 34

e polecki

Question 35

cysts are consistently uninucleated

Answer 35

e polecki

Question 36

smallest protozoa

Answer 36

endolimax nana

Question 37

classified as free-living entamoeba

Answer 37

e moshkovskii

Question 38

osmotolerant entamoeba

Answer 38

e moshkovskii

Question 39

has an iodine cyst

Answer 39

iodamoeba butschlii

Question 40

most common acanthamoeba spp

Answer 40

a castellani

Question 41

infective stage of a castellani

Answer 41

trophozoites

Question 42

generally related to destruction of brain tissue and the associated meningeal irritation

Answer 42

granulomatous amebic encephalitis (gae)

Question 43

associated with the use of improperly disinfected of soft contact lenses

Answer 43

acanthamoeba keratitis (ak)

Question 44

diagnosis for acanthamoeba keratitis

Answer 44

specimen discharges, epithelial biopsy and culture (with pygc medium antibiotics)

Question 45

meaning of pygc

Answer 45

peptone yeast glucose cysteine

Question 46

treatment for ak

Answer 46

surgical excision of the infected cornea, deep lamellar keratectomy

Question 47

antibiotics for ak

Answer 47

clotrimazole

Question 48

brain eating amoeba

Answer 48

naegleria fowleri

Question 49

diagnosis for naegleria fowleri

Answer 49

csf (presence of trophozoites), pcr and culture

Question 50

treatment for naegleria fowleri

Answer 50

amphotericin b with clotrimazole

Question 51

isolated from soil and dust

Answer 51

balamuthia mandrillaris

Question 52

mode of transmission b madrillaris

Answer 52

nasal and broken skin

Question 53

rarely isolated from human specimens

Answer 53

sappinia spp