Question

what is
deficiency and deficiency disease.​

Answer 1

Answer:

Deficiency is a lack or storage of functional entity, by less than normal or necessary supply pr function.

A Disease such as scurvy caused by lack of essential dietary elements and especially a vitamin or mineral

Answer 2

Answer:

DEFICIENCY - In medicine, a deficiency is a lack or shortage of a functional entity, by less than normal or necessary supply or function.

DEFICIENCY DISEASE - A disease caused by the lack of an element in the diet, usually a particular vitamin or mineral.

Explanation:

Deficiencies

• Calcium - Osteoporosis, Rickets, Tetany.
• Iodine deficiency - Goiter.
• Selenium deficiency - Keshan disease.
• Iron deficiency - Iron deficiency anemia.
• Zinc - Growth retardation.
• Thiamine (Vitamin B1) Beriberi.
• Niacin (Vitamin B3) Pellagra.
• Vitamin A - Nightblindness.
• Vitamin C - Scurvy
• Vitamin D - Rickets

Signs and symptoms of vitamin deficiency anemia include:

• Fatigue.
• Shortness of breath.
• Dizziness.
• Pale or yellowish skin.
• Irregular heartbeats.
• Weight loss.
• Numbness or tingling in your hands and feet.
• Muscle weakness.

Treatment involves eating a healthy diet and taking folic acid supplements as prescribed by your doctor. In most cases, folic acid supplements are taken orally. Once your body's level of folate increases to normal, you may be able to stop taking the supplements.