1. What is the synonym of Vitamin D?

Actinidin

Calciferol

Norepinephrine

Ethanol

2. Along with UVB radiation Vitamin D3 can be produced photochemically in the skin from...

Cholesterol

Uric acid

Urea

Creatine

3. The Vitamin D synthesis (production) takes place in ...

Heart / pancreas

Hypothalamic / pituitary

Liver / kidney

Spleen / stomach

4. In childhood a Vitamin D deficiency leads to a bone softening disease called ...

Anaemia

Down's syndrome

Pellagra

Rickets

5. In adults a Vitamin D deficiency leads to a disease called ...

Hypothyroidism

Osteomalacia

Alopecia

Celiac disease

6. How much is the adequate intake (AI) of Vitamin D for infants, children, men and women?

5 micrograms / day

50 micrograms / day

5 milligrams / day

50 milligrams / day

7. Which food has the highest Vitamin D content?

Olive oil

Cod liver oil

Butter

Calf's heart

8. Which hormone increases the synthesis of Vitamin D?

Epinephrine

Insulin

Renin

Parathyroid hormone

9. What is the main task of Vitamin D in the human body?

Regulation of calcium and phosphate metabolism

Size growth

Bilding of secondary sex characteristics

Haematopoiesis (formation of blood cellular components)