This document discusses several essential trace elements that are necessary for human health. It outlines zinc's role in various processes like growth, immune function, and wound healing. Zinc deficiency can cause issues like growth problems in children or loss of taste and smell in adults. The document also briefly mentions potassium deficiency symptoms, iron deficiency leading to anemia, calcium's importance for bones and teeth, phosphorus' role in energy metabolism, and sodium. Finally, it notes the health effects of excess lead and arsenic exposure, such as various cancers and blue baby syndrome.
4. • Second most abundant trace element.
• Cofactor – DNA polymerase, alkaline phosphatase,
carboxypeptidase
• Regulate – growth, immune system, collagen
synthesis, wound healing, bone metabolism,
reproduction, taste, smell and vision.
5. Body content : 2.5 g
muscle 60%, bone 30%, tissue and organ 10%
• Daily requirement : 3-14 mg
• Diet rich in Zn : red meat, sea food, pumpkin,
cashews, beans, dark chocolate, fish.
6. Zndeficiency
• Leukemia
• Cirrhosis
• Hepatitis
• Sickle cell anemia
• Malnutrition
Symptoms
• In children- growth retardation and skelton
abnormalities.
• In adults- decrease smell and taste, appetite,skin
lesions and hair loss.
18. • Plays imp role in how body uses carbohydrates and fats.
• Also needed for the body to make protein for the
growth, maintenance and repair of cells and tissues.
