Selenium
The normal limit of Selenium for human consumption is 50-100 mg/day and the normal serum level is 50-100 mg/day. Selenium dependent enzymes include glutathione Peroxidase and 5-de-iodinase. Selenium concentration in testis is thehighest in adult. It is very necessary for normal development and maturation of sperm. Selenium toxicity could be termed as selenosis. The toxicity symptoms include hair loss, falling of nails, diarrhea, weight loss and garlicky odor in breath.
Intext Questions
1. The normal limit of Selenium for human consumption is …………… mg/day
2. Glutathione peroxides is a ……………… dependent enzyme
Mangsnese
The normal limit of Manganese for human is 5mg/day. The major source of Manganese are nuts. In metabolism, its absorption is inhibited by iron. In blood, it binds with transmanganin and excreted through bile.
Intext Questions
1. The major source of Manganese is ………………
2. Manganese are excreted through ………………
1. In this lesson you have learnt about the importance and types of clinically significant mineral elements.
2.Mineral elements are solid crystalline, chemical elements that cannot be decomposed and synthesized by ordinary chemical reactions.
3. They are present in both plants and animals to execute specific functions and the amount to be required is largely determined by certain inherentfactors.
4.Minerals although nutritionally required in smaller amounts are essential for maintenance and productionpurposes. However the major and trace minerals are needed by the body in large and small amount respectively.
5. Generally, deficiencies of most minerals are shown by a reduced appetite and production, slow growth and occasionally death.
Terminal Questions
1. Write a short note on minerals?
2. What are the elements of major and minor minerals?
3. Write a note on calcium and its finctions?
4. What are the functions of phosphorous?
5. Narrate the importance of iron?
Answers To Intext Questions
1 to 1.5 kg
2.Ca
3. Vitamin D
4. Hypercalcemia
1. 80 %
2. 3-4
3. Phosphorus
1. 300 to 400
2. Magnesium
3. Glucose
1. Adults 20 mg/day
Children 20 – 30 mg/day
Pregnant women 40 mg/day
2. Anemia
3. Transferin
1. 100
2. X-linked
3. Brain basal ganglia
1. Beans and nuts
2. 300
3. 10
1. Fluoride
2. Fish
1. 50-100
2. Selenium
1. Nuts
2. Bile
