Question 1

Which vitamin deficiency is most likely to result in night blindness and keratomalacia?

Accepted Answer

Vitamin A

Question 2

A patient presents with macrocytic anemia. Which vitamin deficiency is most likely responsible?

Accepted Answer

Vitamin B9 (Folate)

Question 3

Which vitamin is fat-soluble and essential for blood clotting?

Accepted Answer

Vitamin K

Question 4

A deficiency in which vitamin can lead to Wernicke-Korsakoff Syndrome, especially in chronic alcoholics?

Accepted Answer

Vitamin B1 (Thiamin)

Question 5

Which vitamin is water-soluble, acts as an antioxidant, and helps with iron absorption?

Accepted Answer

Vitamin C

Question 6

A patient with a diet low in dairy and leafy greens is most at risk for which deficiency disease?

Accepted Answer

Rickets

Question 7

Which vitamin overdose is associated with hypervitaminosis D and increased risk of heart failure?

Accepted Answer

Vitamin D

Question 8

Which vitamin is necessary for the conversion of tryptophan to niacin and its deficiency can cause nerve damage?

Accepted Answer

Vitamin B6 (Pyridoxine)

Question 9

A patient with a diet high in raw egg whites may develop a deficiency in which vitamin, leading to dermatitis and neurological symptoms?

Accepted Answer

Vitamin B7 (Biotin)

Question 10

Which vitamin is most likely to cause toxicity symptoms such as drowsiness if consumed in excess?

Accepted Answer

Vitamin B1 (Thiamin)

Question 11

Which vitamin is essential for collagen synthesis and its deficiency leads to scurvy?

Accepted Answer

Vitamin C

Question 12

A patient with a history of chronic alcoholism is at risk for which vitamin deficiency that can cause neurological symptoms?

Accepted Answer

Vitamin B1 (Thiamin)

Question 13

Which vitamin is most likely to cause liver damage if consumed in excess?

Accepted Answer

Vitamin B3 (Niacin)

Question 14

Which vitamin is necessary for the absorption of calcium and phosphorus, and its deficiency can cause osteomalacia in adults?

Accepted Answer

Vitamin D

Question 15

Which vitamin is most likely to be deficient in a vegan diet, leading to megaloblastic anemia and neurological symptoms?

Accepted Answer

Vitamin B12

Question 16

Which vitamin is fat-soluble, found in leafy greens, and can cause increased risk of clotting in patients on anticoagulants if consumed in excess?

Accepted Answer

Vitamin K

Question 17

Which vitamin is water-soluble, helps convert food into energy, and is found in dairy, meat, and green leafy vegetables?

Accepted Answer

Vitamin B2 (Riboflavin)

Question 18

A patient presents with pellagra, characterized by dermatitis, diarrhea, and dementia. Which vitamin deficiency is most likely?

Accepted Answer

Vitamin B3 (Niacin)

Question 19

Which vitamin is necessary for the synthesis of DNA and RNA, and its deficiency during pregnancy can lead to neural tube defects?

Accepted Answer

Vitamin B9 (Folate)

Question 20

Which vitamin is most likely to cause diarrhea, nausea, and heartburn if consumed in excess?

Accepted Answer

Vitamin B5 (Pantothenic Acid)

Comprehensive Study Notes: Proteins, Water, Alcohol, Lipids, Carbohydrates, and Vitamins

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