MDCAT Vitamins Mastery Quiz
Test your knowledge on essential vitamins with 8 medium-difficulty MCQs. Focus on roles, deficiencies, and applications to ace MDCAT-style questions!
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Quiz Questions & Answers
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Question 1: Which vitamin is primarily responsible for blood clotting?
Vitamin K
Vitamin D
Vitamin C
Vitamin A
Question 2: What is the main function of Vitamin C in the body?
Vision improvement
Energy metabolism
Bone health
Collagen synthesis and antioxidant protection
Question 3: A deficiency in Vitamin D can lead to which condition?
Night blindness
Scurvy
Rickets or osteomalacia
Beriberi
Question 4: In a scenario where a patient has prolonged bleeding after injury, which vitamin deficiency might be suspected?
Vitamin K
Vitamin E
Vitamin A
Vitamin B12
Question 5: Which vitamin acts as a coenzyme in energy production from carbohydrates?
Vitamin B1 (Thiamine)
Vitamin A
Vitamin K
Vitamin C
Question 6: Myth busting: Is Vitamin C effective in preventing the common cold?
No, it's irrelevant to respiratory health
Yes, it boosts immunity to eliminate all viruses
Yes, it cures colds completely
No, it only slightly reduces duration in some cases
Question 7: What role does Vitamin A play in vision?
Forms rhodopsin for low-light vision
Enhances focus in bright light
Improves color perception only
Prevents cataracts directly
Question 8: Consequence of Vitamin E deficiency: Which system is most affected?
Nervous system, leading to ataxia
Cardiovascular system
Digestive system
Respiratory system