MCQ Book Questions

Q50760. Preformed Vitamin A is supplied by

Q50761. Retinol and retinal are interconverted requiring dehydrogenase or reductase in the presence of

Q50762. Fat soluble vitamins are

Q50763. The international unit of vitamin A is equivalent to the activity caused by

Q50764. Lumirhodopsin is stable only at tempera- ture below

Q50765. Retinol is transported in blood bound to

Q50766. The normal serum concentration of vitamin A in mg/100 ml is

Q50767. One manifestation of vitamin A deficiency is

Q50768. Deficiency of Vitamin A causes

Q50769. An important function of vitamin A is

Q50770. Retinal is a component of

Q50771. Retinoic acid participates in the synthesis of

Q50772. On exposure to light rhodopsin forms

Q50773. Carr-Price reaction is used to detect

Q50774. The structure shown below is of

Q50775. Vitamin D absorption is increased in

Q50776. The most potent Vitamin D metabolite is

Q50777. The normal serum concentration of 25-hydroxycholecalciferol in ng/ml is

Q50778. The normal serum concentration of 1,25- dihydroxycholecalciferol in pg/ml is

Q50779. The normal serum concentration of 24,25- dihydroxycholecalciferol in ng/ml is