Practice Questions with A+ Answers | Final Exam
Guide FOR 2025/2026 (the most recent quizzes)
Which of the following condition results in sensitivity to high vitamin D intake? -
hyperparathyroidism
Vitamin B12 is found in animal based foods and requires intrinsic factor for absorption. -
true
what is a function of vitamin c - disable free radicals
what protein does vitamin k modify - osteocalcin
β-carotene is a source of: - vitamin a
what is choline - An essential water-soluble substance that has a role in homocysteine
metabolism
which of the following statements is TRUE - Beta-carotene can be converted into
retinoids.
what is a consequence of folate deficiency - spina bifida
Vitamin ______ acts as an antioxidant and is found in high amounts in the lungs. - E
Vitamin C deficiencies result in bleeding gums and is a vitamin that is needed in higher doses for
smokers. - true
Fat-soluble vitamins are more likely than water-soluble vitamins to be toxic if consumed in
excess. - true
what does vitamin D derive from - cholesterol
what is a function of folate - aid in cell specialization
Older adults may need to be concerned about which nutrient related to decreased production
of stomach HCl? - vitamin b12
what is the active form of vitamin D in the human body - vitamin d2
ergocalciferol
, vitamin d3
ALL ARE CORRECT
TRUE or FALSE: Because vitamin A is a fat-soluble vitamin, toxicity is common. - false
What cancer does vitamin A supplementation increase the risk of? - lung cancer
Which of the following is NOT associated with higher intakes vitamin D? - decrease in
insulin secretion
Vitamin ________ acts as an antioxidant and may play a role in lowering LDL (bad) cholesterol. -
E
Which of the following vitamins aids in the absorption of the mineral iron? - vitamin C
Which of the following is the least likely to have a vitamin D deficiency? - A caucasian
male living in south California
what is a consequence of niacin deficiency - pellagra
Doses above how many micrograms of vitamin A is linked to birth defects? - 3,000
TRUE or FALSE: Antioxidant supplementation can cure almost anything. - false
What are the active forms of vitamin A? - retinal and retinoic acid
Vitamin E is found in fats and oils and is an important antioxidant. - true
Which of the following nutrients is related to lowering the risk of neural tube defects? -
folate
What is a consequence of vitamin D deficiency? - Rickets
Bacteria in the gut can produce this nutrient, which is then available for absorption. -
vitamin k
In fetuses, vitamin A is important for the development of... - ear
Naturally occurring plant compounds that protect against certain diseases are known as -
phytochemicals
Which of the following does NOT have an Acceptable Macronutrient Distribution Range
(AMDR)? - vitamins
Which of the following is the most potentially toxic of all vitamins? - D