Vitamins

Question 1

What is the primary food source of Vitamin A?

Answer 1

Carrots, sweet potatoes, and leafy green vegetables.

Question 2

What is the main function of Vitamin B1 (Thiamine)?

Answer 2

It helps convert carbohydrates into energy. (pentose phosphate pathway)

Question 3

What deficiency is associated with Vitamin D?

Answer 3

Rickets in children and osteomalacia in adults.

Question 4

What is the toxicity level of Vitamin A?

Answer 4

Toxicity can occur at levels above 3,000 mcg per day.

Question 5

Fill in the blank: Vitamin E is primarily found in _____ and nuts.

Answer 5

vegetable oils

Question 6

What is the upper intake level for Vitamin B6?

Answer 6

100 mg per day.

Question 7

What function does Vitamin K serve in the body?

Answer 7

It is essential for blood clotting.

Question 8

What food is a rich source of Vitamin B12?

Answer 8

Meat, fish, and dairy products.

Question 9

True or False: Vitamin C can be synthesized by the human body.

Answer 9

False

Question 10

What are the symptoms of Vitamin B3 (Niacin) deficiency?

Answer 10

Pellagra, characterized by dermatitis, diarrhea, and dementia.

Question 11

Which vitamin is crucial for vision?

Answer 11

Vitamin A

Question 12

What is the main function of Vitamin E?

Answer 12

It acts as an antioxidant that prevents oxidation of LDLs

Question 13

Fill in the blank: A deficiency in Vitamin K can lead to _____ problems.

Answer 13

blood clotting

Question 14

What is the toxicity level for Vitamin D?

Answer 14

Toxicity can occur at levels above 4,000 IU per day.

Question 15

Which vitamin is important for Amino acid metabolism and neurotransmitter synthesis (PLP)

Answer 15

Vitamin B6

Question 16

What foods are high in Vitamin C?

Answer 16

Citrus fruits, strawberries, and bell peppers.

Question 17

True or False: All B vitamins can be found in animal products.

Answer 17

False

Question 18

What is the primary role of Vitamin B2 (Riboflavin)?

Answer 18

Redox reactions (FAD and FMN cofactors) - e- (TCA/e- chain),fatty acid beta oxidation

Question 19

What foods are rich in Vitamin K?

Answer 19

Leafy green vegetables like spinach and kale.

Question 20

What is the upper intake level for Vitamin A?

Answer 20

3,000 mcg per day.

Question 21

What is the function of Vitamin B5 (Pantothenic Acid)?

Answer 21

It is involved in the synthesis of coenzyme A, important for fatty acid metabolism.

Question 22

Which vitamin is essential for the formation of red blood cells?

Answer 22

Vitamin B12

Question 23

True or False: Vitamin E is only found in animal sources.

Answer 23

False

Question 24

What deficiency can lead to scurvy?

Answer 24

Vitamin C deficiency.

Question 25

Fill in the blank: Vitamin B9 (Folate) is crucial for _____ synthesis.

Answer 25

DNA

Question 26

What are the symptoms of Vitamin A toxicity?

Answer 26

Nausea, headaches, dizziness, and blurred vision.

Question 27

What is the primary food source of Vitamin B6?

Answer 27

Poultry, fish, potatoes, and non-citrus fruits.

Question 28

What is the function of Vitamin B7 (Biotin)?

Answer 28

Converts pyruvate to oxoalate.

Question 29

What is the primary function of Vitamin A?

Answer 29

Vitamin A is essential for vision, immune function, and skin health.

Question 30

Which food is a rich source of Vitamin C?

Answer 30

Citrus fruits, such as oranges and lemons, are rich sources of Vitamin C.

Question 31

True or False: Vitamin D can be synthesized by the body when exposed to sunlight.

Answer 31

True

Question 32

What is the upper intake level for Vitamin B6 in adults?

Answer 32

The upper intake level for Vitamin B6 in adults is 100 mg per day.

Question 33

Fill in the blank: A deficiency in Vitamin E can lead to ________ symptoms.

Answer 33

neurological

Question 34

What are common symptoms of Vitamin K deficiency?

Answer 34

Common symptoms include easy bruising and excessive bleeding.

Question 35

Which vitamin is primarily found in green leafy vegetables?

Answer 35

Vitamin K

Question 36

What is the main function of Vitamin B12?

Answer 36

Vitamin B12 is crucial for red blood cell formation and neurological function.

Question 37

True or False: Fat-soluble vitamins can be stored in the body's fatty tissues.

Answer 37

True

Question 38

What is a potential toxicity symptom of excessive Vitamin A intake?

Answer 38

Symptoms of Vitamin A toxicity can include dizziness, nausea, and headaches.

Question 39

Which vitamin is primarily associated with preventing neural tube defects during pregnancy?

Answer 39

Folate (Vitamin B9)

Question 40

What type of supplement is often used to increase Vitamin D levels?

Answer 40

Vitamin D3 (cholecalciferol) supplements are commonly used.

Question 41

What deficiency symptoms are associated with Vitamin C?

Answer 41

Deficiency symptoms of Vitamin C include scurvy, fatigue, and gum disease.

Question 42

Which vitamin helps in the absorption of calcium?

Answer 42

Vitamin D

Question 43

Fill in the blank: The upper intake level for Niacin (Vitamin B3) is ________ mg per day.

Answer 43

35

Question 44

What are common food sources of Vitamin E?

Answer 44

Common sources include nuts, seeds, and vegetable oils.

Question 45

True or False: Water-soluble vitamins are not stored in the body.

Answer 45

True

Question 46

What is the primary function of Vitamin K?

Answer 46

Vitamin K is essential for blood clotting.

Question 47

Which vitamin is critical for collagen synthesis?

Answer 47

Vitamin C