Protists 2

Question 1

mucosoflagellates taxonomy

Answer 1

• kingdom- protozoa
• class- excavata
  order- muscoflagellates

Question 2

mucosoflagellates what family

Answer 2

• trichomonadida
• diplomonadida
• naegleria

Question 3

trichomonadida id

Answer 3

• pear shaped w/ single nucleus

- 3-5 anterior flagella w/ undulating membrane

Question 4

trichomonadida transmission

Answer 4

• transmitted from host to host in feces or genital fluids

- do not have cyst stage involved in transmission

Question 5

trichomonadida organ/ cell involved

Answer 5

• associated with alimentary or genital tract

Question 6

trichomonadida taxonomy

Answer 6

• kingdom- protozoa
• class- excavata
  order- muscoflagellates
  family- trichomonadida

Question 7

trichomonad vaginalis taxonomy

Answer 7

• kingdom- protozoa
• class- excavata
  order- muscoflagellates
  family- trichomonadida

Question 8

trichomonad vaginalis host

Answer 8

humans

Question 9

trichomonad vaginalis dx

Answer 9

• vaginitis in women

Question 10

trichomonad vaginalis and men

Answer 10

men are asymptomatic carriers

Question 11

tritrichomonas foetus taxonomy

Answer 11

• kingdom- protozoa
• class- excavata
  order- muscoflagellates
  family- trichomonadida

Question 12

tritrichomonas foetus host

Answer 12

cattle

Question 13

tritrichomonas foetus id

Answer 13

• pleiomomorphic
• varries in length
• 3 anterior and 1 trailing flagella

Question 14

tritrichomonas foetus transmission

Answer 14

• transferred from penis to vagina during sex

- semen usually not infectious unless contaminated w/ prepucial fluid

Question 15

tritrichomonas foetus organ/ cell effected

Answer 15

• vagina
• uterus
• macerated fetus
• prepuce
• penis
• epididymus
• vas deferens

Question 16

tritrichomonas foetus dx

Answer 16

• bovine genital trichomoniasis->
  infertility
  aborption
  pyo

Question 17

tritrichomonas foetus bull

Answer 17

• infection w/o signs in bull

- bull responsible for spread

Question 18

tritrichomonas blagburni taxnomy

Answer 18

• kingdom- protozoa
• class- excavata
  order- muscoflagellates
  family- trichomonadida

Question 19

tritrichomonas blagburni host

Answer 19

cat

Question 20

tritrichomonas blagburni transmission

Answer 20

direct feal-oral contact

Question 21

tritrichomonas blagburni dx

Answer 21

large bowel d+

Question 22

tritrichomonas blagburni vs tritrichomonas foetus

Answer 22

many believe they’re the same but gene sequencing and pathogeniciticy say otherwise

Question 23

histomonas meleagridis taxnomy

Answer 23

• kingdom- protozoa
• class- excavata
  order- muscoflagellates
  family- trichomonadida

Question 24

histomonas meleagridis host

Answer 24

• chickens
• turkey
• gallinaceous birds

Question 25

histomonas meleagridis transmission

Answer 25

through egg of nematode (heterakis gallinarum)

Question 26

histomonas meleagridis organ effected

Answer 26

cecum and liver

Question 27

histomonas meleagridis dx

Answer 27

- sulfer colored d+ in turkeys bc infection of liver - chickens cecal lesions - called blackhead?

Question 28

diplomonadida taxnomy

Answer 28

- kingdom- protozoa - class- excavata order- muscoflagellates family- diplomonadida

Question 29

diplomonadida transmission

Answer 29

transmission from host to host in feces or genital fluids

Question 30

diplomonadida organ effected

Answer 30

associated with alimentary or genital tract

Question 31

giardia taxnomy

Answer 31

- kingdom- protozoa - class- excavata order- muscoflagellates family- diplomonadida

Question 32

giardia hosts

Answer 32

- fish - amphibia - birds - mammals

Question 33

giardia lifecycle

Answer 33

- Cyst in external environ -> ingested by vertebrate -> Excystation in small intestines -> Multiply by binary fission -> Trophozoite stays in mucosa or becomes cyst -> Excreted as cyst which cont cycle or trophozoite which disintegrates

Question 34

giardia id

Answer 34

- 2 nuclei | - 6 anterior and 2 posterior flagella

Question 35

giardia transmisssion

Answer 35

- cyst is stage passed from host to host (monotonous lifecycle) - Ingestion of cysts in contaminated water, food, or by contact w/ infected individuals or fomites

Question 36

giardia organ affected

Answer 36

small intestine vertebrates

Question 37

giardia trophozoite form transmission

Answer 37

- Trophpo-zoites passed in stool but do not survive in environ

Question 38

giardia trophozoite form motility

Answer 38

Trophpzoite form swim around attached to mucosa by sucking discs on bottom & use flagella to pump out water so stick better

Question 39

giardia cysts special characteristics

Answer 39

Glycoproteins that come out & bubble to surface forming open meshwork cyst instead of hard cyst that lasts years

Question 40

naegleria taxonomy

Answer 40

- kingdom- protozoa - class- excavata order- muscoflagellates family- naegleria

Question 41

naegleria host

Answer 41

- facultative amoeba free living most of the time but serious dx if enter vertebrate

Question 42

naegleria organ/ cell effected

Answer 42

- nostrils = where become pathogenic | - brain

Question 43

naegleria dx

Answer 43

- fatal fulminant primary amoebic meningoencephalitis b/c feed and reproduce v rapidly in brain

Question 44

naegleria fowleri taxnomy

Answer 44

- kingdom- protozoa - class- excavata order- muscoflagellates family- naegleria

Question 45

naegleria fowleri host

Answer 45

- humans - sheep - cattle - tapir

Question 46

naegleria fowleri lifecycle

Answer 46

3 stages - cyst - trophozoite - flagellated form

Question 47

naegleria fowleri transmission

Answer 47

go up nose during water activities

Question 48

naegleria fowleri organ effected

Answer 48

- migrate to brain from nasal cavity via olfactory nerves - trophozoite in css and tissue - flagellated form occasionally in csf

Question 49

naegleria fowleri location

Answer 49

- california | - brazil

Question 50

naegleria fowleri found in what

Answer 50

- fresh water - soil - thermal dc of power plants - heated pools - aquiariums - sewage