Fungi and other Microorganisms Flashcards
Example board question
Yeast versus mold:
Yeast are ___ cells and divid through ____ ____ or ____. They are small microscopic fungi.
Mold is _____ that can grow in ____.
Single
Nuclear fission
Budding
Multicellular
Hyphae
Some microorganisms can switch back and fourth between the yeast and mold state. Those fungi are called ____.
Dimorphic
The fungi- Mold:
There are two groups of fungi: ____ and ___.
Macroscopic
Microscopic
Cells of the microscopic fungi exist in two morphological types:
___ and ___
Yeast
Hyphae
Yeast has a ____ shape, uses ____ reproduction, it grows swelling on its surface called ____.
Round
Asexual reproduction
Buds
Hyphae (mold) are ____ cells. They can have ____ hyphae or ____ hyphae.
Long
Septa
Nonseptate
Penicillin has ____ hyphae.
Septate
The fungi- Yeast:
Can form _____ which is a bud on a bud in the incomplete stage of budding. ___ ___ are left on the surface where buds have came off.
Pseudohypha
Bud scars
Fungi have ____ ____ organelles because it is a eukaryote. They have ___ ___, can be targeted for treatment.
Membrane bound
Cell walls
Fungi are ____ meaning they don’t make food for themselves. Most of them are ____ meaning they feed off dead matter. They can also be ____ where they feed off living things.
Heterotrophic
Saprobe
Parasites
Fungi- spore formation:
This is ____ reproduction. A spore is produced by a particular mold called a ___ ____. Each ___ ___ is unique to the type of fungi. These get released out in to the environment and land, germinate, and turn into a ___.
Sexual
Fruiting body
Reproductive hyphae
Hyphae
Fungi- spore classification:
If the fruiting body have a sac like structure it is called a ____. If it does not have a sac like structure it is called ___.
Sporangiospore
Conidia
Fungi classification:
Picture of aspergillus fumigatus
Major fungal infections of humans. Know this table:
The Helminths are ____. Including tap worms and flat worms, vary in size. They cause disease. At some stage in their life they are all _____.
“Worms”
Microscopic
Helminths:
Two major groups:
___ worms are thin and segmented body plans
___ worms have long nonsegmented body plans
Flat
Round
Roundworm example:
____ causes infection in the large intestine. Have tapered and curves cylindrical shape. Cycle starts with a person ingesting an ____ that hatches in the intestine. You have male and female worms that mate and the female deposits eggs in the ____, causes a lot of scratching.
Roundworm
Pinworm
Egg
Anus
Protozoa:
Are eukaryotic organisms, classified by the way they ____. Some use flagella, some use pseudopod, some have cilia, some don’t have the ability to move.
Move
Protozoa are all ____ or single cell colonies. They are ___. Can be parasitic
Unicellular
Heterotrophic
Protozoa life cycle:
____ and ___ formation where they are protected and not feeding.
All have the ____ feeding stage, not all can form cysts.
Cyst and spore
Trophozoite
Table of Protozoa, don’t memorize. Just appreciate the different types and classification
Sample infection of Chagas (Protozoa):
Uses a vehicle, usually an ____. Spreads to other animals. Associated with _____ symptoms.
Insect
Cardiovascular
