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HSP 218 > Fungi and Parasites > Flashcards

Fungi and Parasites Flashcards

1
Q

What are diff types of fungus?

A 
molds
yeast 
rusts
smuts
truffles
mushrooms
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2
Q

What are useful fungus?

A

beer, wine. alcohol
bread
cheese
antibotics

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3
Q

What does mycosis, allergies, and toxicosis? What are most probs caused by?

A

m: invasion of the living cell by the fungus
a: hypersensitivity to fungal byproducts
t: illness caused from ingesting toxins produced by fungi

toxicosis

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4
Q

What is needed for a spore to reproduce? where are they?

A

spores

under the gills of the mushroom

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5
Q

What should you do b4 eating a wild mushroom?

A
  1. properly identify spore prints

2. eat only 1 tsp and wait 24 hrs b4 eating more

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6
Q

What is ergotism? what does it produce?

A

a fungus that primarily grows on rye

a heat stable neurotoxin

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7
Q

What are symptoms of ergotism?

A

hallucinations
mild tingling of extremities
too much can cause burning/ constriction of blood vessels
leading to gangrene

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8
Q

What is aspergillus- aflatoxin and where does it come from? Who does it effect the most?

A

common fungus
peanut/ milk products
95% young ppl < 14yrs old

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9
Q

Where does come aspergillus- aflatoxin from?

A

damaged peanuts: used as animal feed

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10
Q

T/F: aspergillus- aflatoxin is both a toxin and a carcinogen and is associated w/ liver cancer

A

T

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11
Q

Where can molds grow?

A

any environment w/ moisture

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12
Q

What are the color of edible molds?

A

blue
white
green

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13
Q

What color are the toxic molds? What do you do if you see that?

A

red, yellow, black

throw away

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14
Q

What is yeast? Where is it found?

A

a single cell organism

bread, beer, alcohol, wine, fermented foods

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15
Q

What does yeast cause? At what temp is it easily killed? what are 2 foods that if not properly processed can cause spoilage?

A

spoilage
136
pickles

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16
Q

What are the 4 parasites?

A

trichinella spiralis
pork tapeworm
cryptosporidium
giardia

17
Q

What is trichinella spiralis responsible for? Where is it found?

A

trichinosis

round worm in omnivorous animals: humans, pigs, bears, rats, wild game

18
Q

What is the source of trichinella spiralis? where does it move too? what is it aka?

A

undercooked or raw meat
muscles: brain, liver, lungs, stomach
the great imitator

19
Q

WHat are the symptoms of trichinella spiralis? what is the incubation period?

A

10-14 days aftervomit, mild ab pain, general nausea, low grade fever, extreme tiredness
28: sever muscular stiffness, fever and rashes

20
Q

What is the treatment of trichinella spiralis? What can happen if left untreated?

A

medicine can destroy larva in intestinal tract
(will not destroy larva in muscles)
delirium and coma

21
Q

How do you prevent trichinella spiralis?

A 
cook meat to 145 F
never eat raw pork
don't cook raw pork in microwave
cook ground vension like pork
freeze pork for three weeks
22
Q

Where was the endemic of trichinella spiralis?

A

Japan and china

23
Q

What happens when pork tapeworm (taenia solium) section loses a head? Can it lay eggs?

A

another grows

yes

24
Q

when was Neurocysticericosis eradicated? why did it increase in US?

A

1940’s

immigrants: Central america, Asia

25
Q

What is the most common human parasite infection of the CNS?

A

Neurocysticericosis

26
Q

Where is Cryptosporidium/ Crypto found? How is it transmitted? What DOES NOT kill it?

A

contaminated water/ rec water swimming pools, berries
fecal to oral
bleach

27
Q

What are Cryptosporidium/ Crypto symptoms and the incubation period?

A 
7- 10 days
watery diarrhea
nausea vomiting
head ache
blurred vision
28
Q

What is the most common intestinal parasite? where is it prevalent? when are there more cases?

A

Giardia
developing countries
warm weather

29
Q

What are the sources of Giardia?

A 
improperly treated water
recreational water
produce
fecel- oral
zoonotic
30
Q

How do you prevent Cryptosporidium/ Crypto?

A 
practice good hygiene
avoid contaminated water
cautious while traveling 
avoid foods that might be contaminated
clean up after an ill person or dog
safe sex

HSP 218 (8 decks)

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