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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Malonyl aciduria is seen in deficiency of_____________?
A Pyridoxine
B B12
C Folic acid
D Riboflavin
Correct Answer: B12
Biological activity of tocopherols has been attributed, in part to their actions as_____________?
A Antioxidant
B Anticoagulants
C Provitamin
D Antidotes for selenium poisoning
Correct Answer: Provitamin
Which vitamin is synthesized by intestinal bacteria ?
A Vit B
B Vit A
C Vit D
D Vit K
Correct Answer: Vit K
Of prime importance in the structure of flavoproteins is____________?
A Vit B6
B Vit B2
C Vit B1
D Vit A
Correct Answer: Vit B2
Vitamin also acting as hormones________________?
A Vitamin D
B Vitamin A
C Vitamin B1
D Vitamin C
Correct Answer: Vitamin D
Which of the following is correct about breakdown of hemoglobin (Hb)_____________?
A Hb→Heme→bilirubin→Urobilinogen
B Heme→Hb→Biliverdin→Urobilinogen
C Hb→Heme→Bilverdin→Uro bilinogen
D Hb→Heme→bilirubin→Urobilinogen→Biliverdin
Correct Answer: Hb→Heme→Bilverdin→Uro bilinogen
Creatine is formed metabolically from______________?
A Tryptophan
B Arginine
C Phenylalanine
D Histidine
Correct Answer: Arginine
Major source of ammonia in the kidney is___________?
A Urea Aspartate
B Aspartate
C Glutamine
D Glutamate
Correct Answer: Glutamate
Key enzyme in urea synthesis is____________?
A Urease
B Carbamyl synthetase
C Arginase
D Ornithine
Correct Answer: Carbamyl synthetase
Ammonia is detoxified in liver to form____________?
A Uric acid
B Glutamine
C Creatinine
D Urea
Correct Answer: Urea
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