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55 Cards in this Set
- Front
- Back
Archaea: What extreme environments are they found in?
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Hot springs, High Salt conc., Acidic Environs, High Pressure,
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Archaea: what is their cellular structure?
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Prokaryote
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Archaea: are they large?
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No they are microscopic.
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Archaea: Does their shape vary?
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Yes. They can be Cocci, Rods, Square, Star shaped.
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Archaea: Do they lack Peptigoglycan?
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Yes, Archaea lack Peptidoglycan.
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Prokaryotes: DO they have a cell wall?
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Yes.
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Prokaryotes: Appendages? What are they?
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Cilia, flagella
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Prokaryotes: What is the cell wall in plants and the cell wall in fungi?
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Cell wall in Plants = cellulose
cell wall in fungi = chitin |
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Prokaryotes: List structure inside (7 things)
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NNucleus, Nuclear membrane, nucleolus, linar chomosomes (many), cytoplasm organelles, cytoskeleton.
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What is the cell wall in Prokaryotes made of?
What is the cell wall in Eukaryotes made of? |
Prokaryote cell wall = peptidoglycan
Eukaryote cell wall = cellulose, chitin |
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Eukaryotic organisms of medical importance, name 4 types:
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1. Fungi (yeasts, molds, etc.)
2. flatworms (animals) 3. nematodes (Animals) 4. amebas (protists) |
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Fungus: YEAST
Name properties: |
Fungus: Yeast
- oval - unicellular - reproduce by budding - form pseudohyphae |
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Eukaryotic organisms of medical importance, name 4 types:
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1. Fungi (yeasts, molds, etc.)
2. flatworms (animals) 3. nematodes (Animals) 4. amebas (protists) |
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Fungus: Mold Form
Name some properties: |
Fungus: Mold Form
- thread like multicellular hyphae - vegetative hyphae - reproductive hyphae |
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Fungus: Dimorphismic
Name some properties: |
Fungus: Dimorphismic:
- yeast mold form - interconversion by temperature - growth emdium preferences |
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Hyphal morphology, what are the 2 ways
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Septate: Multi-nuclear
Non-Septate/ Coenocytic |
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Fungus: YEAST
Name properties: |
Fungus: Yeast
- oval - unicellular - reproduce by budding - form pseudohyphae |
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Fungus: Mold Form
Name some properties: |
Fungus: Mold Form
- thread like multicellular hyphae - vegetative hyphae - reproductive hyphae |
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Fungus: Dimorphismic
Name some properties: |
Fungus: Dimorphismic:
- yeast mold form - interconversion by temperature - growth emdium preferences |
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Hyphal morphology, what are the 2 ways
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Septate: Multi-nuclear
Non-Septate/ Coenocytic |
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Eukaryotic organisms of medical importance, name 4 types:
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1. Fungi (yeasts, molds, etc.)
2. flatworms (animals) 3. nematodes (Animals) 4. amebas (protists) |
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Fungus: YEAST
Name properties: |
Fungus: Yeast
- oval - unicellular - reproduce by budding - form pseudohyphae |
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Fungus: Mold Form
Name some properties: |
Fungus: Mold Form
- thread like multicellular hyphae - vegetative hyphae - reproductive hyphae |
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Fungus: Dimorphismic
Name some properties: |
Fungus: Dimorphismic:
- yeast mold form - interconversion by temperature - growth emdium preferences |
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Hyphal morphology, what are the 2 ways
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Septate: Multi-nuclear
Non-Septate/ Coenocytic |
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What are pseudohyphae?
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Elongated yeast cells but are not true hypahe.
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How do fungus reproduce?
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Asexually.
Budding in yeast. Fragmentation of hyphae. |
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How do spores form?
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Spore forming structures.
Sporangia: sac like structure Conidia: no sac (most common) |
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What are microconidia:
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Single celled
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What are Macroconida:
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multi-nucleated.
2 or more cells. |
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Animal Parasites: What is the multicellular chain in order.
6 steps |
Multicellular:
Helmenths Round Worms Flat Worms Flukes, Tapeworms |
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Animal Parasites: What is the Unicellular Chain in order: 5 things.
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Protozoa:
amebas, sporzonas, flagellates, cilliates |
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Ameboid known as
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Sarcondina.
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Ameboid / Sarcondina shape adn movement?
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Ameboids have irregular shape and move by pseudopodia-amoeboid movement.
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Most important human pathogen is:
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Entameoba histolytica
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Sporozoa are known as:
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sporozoans
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Do sporozoa exist in different forms?
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Yes, they do.
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Important human parasites include:
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Plasmodium sp. – malaria
Toxoplasma sp. - toxoplasmosis |
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Mastigophora are known as :
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Flagellates
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Intestinal and urogenital flagellates
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Garida and Trichomonas
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2 Blood flagellates
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Typanosoma and
Leshimania |
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* Ciliata are known as:
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Cilliates
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What is the only human pathogen among this groups?
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Balantidium coli
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How many nucleai?
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There are 2. Macro and Micro.
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Are metazoa unicellular or multicellular?
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Multicellular.
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Metazoa fall under 2 groups: What are they?
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1. Playhelminthes.
2. Nemathelminthes. |
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Example of a Platyhelminthes (flat worms):
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Flukes, Tapeworms
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Examples of Nemathelminthes
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Round worms.
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* Platyhelminthes: are known as... what kind of worm?
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Flat worms
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Do flat worms have a true body cavity?
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No.
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True or False? Platyhelminthes are flat DORSOVENTRAL section?
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True.
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What are the two subdivisions of Platyhelminthes?
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1. Trematoda: Leaf like
2. Cestoda: tape worm |
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* Nemathelminthes are known as:
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Nematoda, round worms
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Do nemathelminthes have segmented bodies?
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Yes.
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Are the sexes of nematheminthes seperate?
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yes.
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