A. Its active form is calcitriol
B. Increase calcium absorption from the intestines
C. Its deficiency results in rickets
D. Its decrease cause phosphate reabsorption from the kidneys
Related Mcqs:
- Which of the following are the sources of Vit C_________________?
A. Apple
B. Fresh green vegetables
C. Citrus fruits
D. Both B and C - Mineral present in Vit B12 is_____________?
A. Selenium
B. Cobalt
C. Iron
D. Calcium - Vit-K deficiency is indicated by___________?
A. Low platelet count
B. Increased prothrombin time
C. Decreased prothrombin time
D. None of the above - Vit B12 is absorbed in the_____________?
A. Stomach
B. Terminal ileum
C. Lower jejunum
D. Proximal ileum - Which of the following tooth structure during formation is most effected due to Vit – A deficiency_____________?
A. Enamel
B. Dentin
C. Cementum
D. Periodontal Ligament - Which of the following is least affected in Vit – C deficiency______________?
A. Gingival Fibres
B. Periodontal ligament
C. Blood Vessels of the gingiva
D. Epithelial lining of the mucosa - One of the earliest symptoms of Vit. A deficiency is________________?
A. Nyctalopia
B. Xerophthalmia
C. Bitot’s spot
D. Keratomalacia - Intrinsic factor for absorption of Vit B12 secreted in ______________?
A. Duodenum
B. Stomach
C. Intestine
D. Ileum - All of the following are true about manifestations of vitamin E deficiency except_____________?
A. Hemolytic anemia
B. Posterior column abnormalities
C. Cerebellar ataxia
D. Autonomic dysfunctions - Which of the following about biological membrane is true ?
A. Lipid moiety is amphipathic
B. Rigid assembly of protein, lipid and carbohydrate
C. Symmertrical bi leaflet structures
D. Lipid and protein moiety are held by covalent interactions
