Unit 2 Flashcards
inhabits the digestive tract of humans, birds, and amphibians where infection is by ingestion of cysts in contaminated water
Giardia
Causes watery, sometimes foul smelling diarrhea
Giardia
Genus Gardia class and order?
Class Fornicata
Order Diplomonads
Genus Giardia
- Infects the urogenital tract of humans
- Sexually transmitted but has NO symptoms in males yet causes vaginitis in females
Class Parabasalia
Species Trichomonas vaginalis
Mutualistic symbionts in the guts of the termites
Responsible for digesting cellulose
Termites provide protection to these species
Class Parabasalia
Species Trichonympha and Spirotrichonympha
What species of Phylum Euglenozoa, Subphylum Kinetoplasta
- One of the most studied groups
- Inhabit the blood of fish, amphibians, reptiles, birds, and mammals
- Humans and domesticated animals – sleeping sickness
Trypanosoma
When a human is bitten, causes fever, headaches, flu-like symptoms
If left untreated, can cause neurological symptoms such as personality changes
Tsetse fly (Glossina sp.)
What phylum?
Photoautotrophic, Heterotrophic
Characterized by two flagella – one wrapped around their body and one extending behind them
Phylum Dinoflagellata
Phylum Viridiplantae representative single-celled species
Chlamydomonas sp.
Phylum Viridiplantae representative colonial species
Gonium sp.,
Eudorina sp.,
Pandorina sp.
Testate amebas with lobose pseudopodia such as
Arcella sp.
Disease-Causing Amoebozoans
Kills cells of the human cornea
From contaminated contact lenses
Acanthamoeba castellani
Disease-Causing Amoebozoans
Lives in the large intestine of humans
Amebic dysentery: characterized by abdominal pain, diarrhea, or bloody diarrhea
Carried in the blood to the liver and other organs causing damage
Passed on via contaminated food and water
Entamoeba histolytica
Free-living ciliates
Stentor sp.
Vorticella sp.
Euplotes sp.
Paramecium sp.
