Food Science Flashcards

Info from Brown 5th Ed.

1
Q

These are types of humectants

A

glycerin

sorbitol

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2
Q

What do humectants do

A

retain moisture

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3
Q

what are examples of anti-caking agents (chemical compounds)

A

calcium silicate
iron ammonium citrate
silicon dioxide

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4
Q

what do anti-caking agents do

A

prevent moisture absorption

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5
Q

what are examples of anti-caking agents used in the kitchen

A

salt
baking powder
confectioner’s sugar

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6
Q

what types of foods can you find humectants used in

A

shredded coconut
masrshmallows
soft candies

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7
Q

what are examples of leavening agents

A

baking soda
monocalcium phosphate
calcium carbonate

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8
Q

what are examples of stabilizers/thickeners/binders

A
gelatin
pectin
guar gum
carrageenan
xanthan gum
whey
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9
Q

what are examples of emulsifiers

A
soy lecithin
monoglycerides
diglycerides
egg yolks
polysorbates
sorbitan monostearate
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10
Q

examples of fat replacers

A
olestra
cellulose gel
carrageenan
polydextrose
guar gum
xanthan gum
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11
Q

examples of flavor enhancers

A

MSG
soy protein
inosinate

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12
Q

examples of preservatives

A
ascorbic acid
citric acid
Na benzoate
Ca propionate
Na nitrite
Ca sorbate
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13
Q

what are emulsifiers used for

A

salad dressings
peanut butter
chocolate
margarine

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14
Q

what is a food infection

A

illness from ingesting a food containing large numbers of bacteria

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15
Q

what is a food intoxication

A

illness resulting from ingestion of food containing a toxin

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16
Q

what is a toxin-mediated infection

A

a foodborne illness where bacteria creates toxins inside the intestine

17
Q

what foods cause listeria monocytogenes

A

raw milk
cheese
vegetables

18
Q

what are the main symptoms of listeria monocytogenes

A

meningoencephalitis
stillbirths
septicemia

19
Q

what is the latency period for listeria monocytogenes

A

3-70 days

20
Q

what is the latency period for salmonella

A

2-7 days

21
Q

what are the main symptoms of salmonella

A
diarrhea
abdominal pain
chills
fever
vomiting
22
Q

what are the foods that cause salmonella

A

undercooked eggs
raw milk
meat
poultry

23
Q

what is the latency period of shigella

A

4-7 days

24
Q

what are the main symptoms of shigella

A
diarrhea
fever
nausea
vomiting
cramping
25
Q

what foods cause shigella

A

raw foods

26
Q

what is the latency period of streptococcus

A

1-3 days