WorksheetsN10 Chapter Review
Total questions: 72
Worksheet time: 36mins
Vitamins are essential nutrients.
true
false
Vitamins and supplements are the same thing.
true
false
A deficiency in Vitamin A can cause
blindness
dementia
bone deformities
rashes
A deficiency in Vitamin D can cause
blindness
dementia
bone deformities
rashes
Dietary folate helps to prevent
blindness
dementia
bone deformities
rashes
neural tube defects
Which vitamin is involved in blood clotting?
A
D
E
K
B
Which of the following impact bioavailability? (Check all that apply.)
efficiency of digestion
source of vitamin
how food is prepared
organic or inorganic status
fat or water solubility
Vitamins contribute calories to the body.
true
false
Vitamins are (a) , meaning they are needed in mg or ug amounts.
The (a) nature of vitamins leaves them susceptible to destruction by light, heat, cooking, and oxygen.
Some substances are (a) to vitamins and must be converted to an active form within the body.
Which of the following describes water-soluble vitamins? (Check all that apply.)
B and C
concentration regulated by kidneys
only need to eat periodically
risk of toxicity over time
A, D, E, K
Which of the following describes fat-soluble vitamins? (Check all that apply.)
B and C
concentration regulated by kidneys
only need to eat periodically
risk of toxicity over time
A, D, E, K
Many coenzymes are
saccharides
vitamins
proteins
peptides
The type of reaction that occurs when a molecule is broken down by an enzyme.
Denatured
Catabolic reaction
Anabolic Reaction
Decomposition
Substances that co-operate with an enzyme to help it and its substrate fit together better
competitive inhibitor
active site
denature
coenzyme
The molecule that an enzyme acts on
active site
coenzyme
substrate
protein
Thiamin needs typically met by food if sufficient calories are eaten
true
false
Which of the following is a good source of thiamin?
fortified cereal
banana
egg
tofu
broccoli
Which of the following is one of the best sources of thiamin per kcal? (Check all that apply.)
fortified cereal
pork chop
egg
soy milk
broccoli
(a) can impair absorption of thiamin.
(a) is a muscle-wasting disease of chronic thiamin deficiency.
Milk is typically kept in light-protective containers because _____ is easily broken down by UV exposure.
riboflavin
thiamin
niacin
cobalamin
folate
Which of the following is one of the best sources of riboflavin per kcal? (Check all that apply.)
fortified cereal
liver
tofu
milk
broccoli
Someone who relies on corn for the majority of protein in their diet might develop
pellagra
beriberi
pernicious anemia
spina bifida
A person appears very red and says their skin tingles. They may have taken a large amount of _____ as a supplement.
riboflavin
niacin
cobalamin
Vitamin C
Which of the following is one of the best sources of niacin per kcal? (Check all that apply.)
fortified cereal
liver
strawberries
tuna
broccoli
A person who eats a low-carb diet may have to depend on (a) to produce the glucose needed to power their brain.
This B vitamin can be produced by the gut microbiome in small amounts.
biotin
niacin
cobalamin
riboflavin
Pantothenic acid has roles in each of the following EXCEPT
cellular respiration
hemoglobin synthesis
lipid synthesis
hormone synthesis
neural tube development
This B vitamin can be damaged or destroyed by heat, making fresh fruits and vegetables the best sources of its bioavailable form.
biotin
niacin
cobalamin
riboflavin
pyridoxal
In order to be activated, folic acid requires: (Check all that apply.)
Vitamin B12
conversion by villi enzymes
water
ATP
animal-based foods
Which of the following is one of the best sources of folate per kcal? (Check all that apply.)
fortified cereal
lentils
asparagus
tuna
broccoli
Aspirin and antacids can interfere with _____ _____ absorption.
(a)
_____ _____ in gastric juice is required for B12 absorption to occur in the small intestine.
(a)
Vitamin C is an important (a) for collagen synthesis.
The UL for Vitamin C in healthy adults is ___ mg/day.
2000
3000
90
75
Vitamin C can cause (a) to be absorbed more readily, possibly leading to toxicity, especially in non-menstruating people.
The best sources of vitamin C are
fresh fruits and vegetables
dietary supplements
prescription-strength supplements
fortified cereals
organ meats
Vitamin C is easily destroyed by
oxygen
light
heat
cutting
Which of the following is one of the best sources of Vitamin C per kcal? (Check all that apply.)
broccoli
strawberries
red bell pepper
egg
cheddar cheese
(a) serving(s) of fresh fruits or vegetables can meet the RDA for Vitamin C.
This disorder mainly affects the big toe and is caused by a buildup of uric acid.
rickets
osteomalacia
gout
strain
scurvy
Which of the following conditions would NOT put someone at risk of a Vitamin C deficiency?
smoking
recovering from surgery
recovering from the flu
atrophic gastritis
Select an appropriate answer to fill in the blanks.
Antioxidants works by _______ or ______ oxidation of a compound.
causing, allowing
causing, preventing
preventing, blocking
allowing, blocking
Atom or molecule with an unpaired electron is
free trial
cubalah
free radical
air pollution
Which of the following is water soluble antioxidant?
Vitamin A
Vitamin C
VItamin E
Coenzyme Q 10
Found in watery parts of foods, such as juice.
water-soluble vitamins
fat-soluble vitamins
Found in fatty parts of foods, such as oils.
water-soluble vitamins
fat-soluble vitamins
Absorbed directly into the blood.
water-soluble vitamins
fat-soluble vitamins
Absorbed by lymphatic system and then transported into the blood.
water-soluble vitamins
fat-soluble vitamins
Need to consume these frequently due to limited storage capacity in the body.
water-soluble vitamins
fat-soluble vitamins
At risk of reaching toxic levels due to efficient long-term storage in the body.
water-soluble vitamins
fat-soluble vitamins
Thiamin
B1
B2
B3
B6
B12
Riboflavin
B1
B2
B3
B6
B12
Niacin
B1
B2
B3
B6
B12
Pyridoxine
B1
B2
B3
B6
B12
Cobalamin
B1
B2
B3
B6
B12
Pernicious anemia can cause a deficiency in this vitamin
B1
B2
B3
B6
B12
Beri beri is a deficiency disease of this vitamin
B1
B2
B3
B6
B12
Alcohol use can cause a deficiency in this vitamin
B1
B2
B3
B6
B12
Milk is usually stored in opaque containers to protect this vitamin from degradation.
B1
B2
B3
B6
B12
People with liver damage may appear "flushed" due to a deficiency of this vitamin.
B1
B2
B3
B6
B12
Some vegetarians and vegans require supplementation of this this vitamin because its absorbable food sources are animal-based foods only.
B1
B2
B3
B6
B12
A metabolic coenzyme found in liver, soy, fish, grains, and by-products of GI bacteria metabolism.
biotin
pantothenic acid
folate
choline
A part of co-enzyme A, this vitamin is found in meats, grains, and broccoli and is easily destroyed by food processing.
biotin
pantothenic acid
folate
choline
This coenzyme is needed for DNA synthesis and activation of vitamin B12.
biotin
pantothenic acid
folate
choline
The synthetic version of this vitamin has a higher bioavailability than natural sources.
biotin
pantothenic acid
folate
choline
Cereals are fortified with this vitamin as a public health measure to reduce the occurrences of neural tube defects.
biotin
pantothenic acid
folate
choline
Not technically a vitamin, this organic substance is needed to make the neurotransmitter acetylcholine and can become deficient following liver damage.
biotin
pantothenic acid
folate
choline
Which of the following are alternate names for Vitamin C? (Check all that apply.)
antiscorbutic factor
ascorbic acid
scurvy
Vitamin B12
pantothenic acid
Which vitamin is a cofactor in collagen formation?
B1
B3
C
folate
niacin
