Fat Soluble Vitamins

Fat Soluble Vitamins

Question 1. Fat-soluble vitamins
Answer:

Vitamins A, D, E & K are fat-soluble vitamins

Properties:

• Their availability in diet, absorption & transport is associated with fat
• They are soluble in fats & oils & in fat solvents
• They are stored in the liver & adipose tissues
• They are not readily excreted in urine
• They are isoprenoid compounds
• They have a variety of functions

“Understanding fat-soluble vitamins through FAQs: Types, functions, and uses explained”

Question 2. List four features of vitamin A deficiency
Answer:

• Features of vitamin A deficiency are

1. Night blindness
2. Xerophthalmia
3. Keratomalacia
4. Retarded growth

“Common challenges in mastering fat-soluble vitamins notes effectively: FAQs provided”

Question 3. Vitamin D 
Answer:

1. It is a fat-soluble vitamin
2. It resembles sterols in structure
3. Its best source is sunlight
4. Its active form is calcitriol
5. It is involved in calcium metabolism
6. Required in bone formation
7. Its daily requirement is 400IU
8. Its deficiency leads to rickets in children & osteomalacia in adults

“Importance of studying fat-soluble vitamins for medical students: Questions explained”

Question 4. Pellagra 
Answer:

1. A deficiency of niacin causes pellagra
2. It is referred to as 3D disease
3. D- Dermatitis
   • It is inflammation of the skin
   • It is found in the areas of the skin that are exposed to sunlight
4. D- Diarrhea
   • It is in the form of loose stools
   • Prolonged diarrhea leads to weight loss
5. D- Dementia
   • Associated with degeneration of nervous tissue
   • It includes:
     • Anxiety
     • Irritability
     • Poor memory
     • Insomnia