Potassium Balance: Why This Mineral Is Vital For Your Body

Potassium Balance: Why This Mineral Is Vital For Your Body

Question 1. Potassium balance.
Answer:

• The plasma concentration of potassium is 3.4- 5 mFq/1.
• This level is maintained by a balance between potassium loss & potassium intake

Question 2. Importance of iodine (or) Give the sources & functions of iodine
Answer:

Sources:

• Seafood
• Drinking water
• Vegetables
• Fruits

Functions:

• Required for the synthesis of thyroid hormones
• Protein-bound iodine level decreases in hypothyroidism & increases in hyperthyroidism

Question 3. Write the metabolism of copper & iodine
Answer:

Metabolism of copper:

• About 10% of copper is absorbed mainly in the duodenum
• Metallothionine facilitates its absorption
• Metabolism of iodine
• Iodine is absorbed in the form of iodide
• 30% of it is taken up by mucosal cells, the rest by skin & lungs
• It is stored in the organic form of iodothyroglobulin in the thyroid gland.
• It is excreted through the kidney, saliva, bile, skin & milk