Biochemistry Quiz#10 Fat Soluble Vitamins

1. A 4-year-old child presents with night blindness and dry, scaly skin. On examination, you observe Bitot's spots on the conjunctiva. Which of the following vitamins is likely deficient in this patient? 

Question 1 of 5

2. A patient who is taking high doses of isotretinoin for severe acne reports severe headache, blurred vision, and vomiting. Which of the following is the most likely cause of these symptoms? 

Question 2 of 5

3. A patient with a history of malabsorption syndrome presents with easy bruising and prolonged bleeding time. Which of the following vitamins is most likely deficient in this patient? 

Question 3 of 5

4. A 2-year-old child presents with bowed legs, a protruding abdomen, and delayed tooth eruption. The child is exclusively breastfed and has had minimal exposure to sunlight. Which of the following conditions is the child most likely suffering from? 

Question 4 of 5

5. A patient presents with muscle weakness, loss of proprioception, and ataxic gait. On further examination, you note that the patient has a history of chronic malabsorption. Which of the following vitamins is most likely deficient in this patient? 

Question 5 of 5


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