HS201 - (9) Minerals

HS201 - (9) Minerals - Minerals Prof Joan Salge Blake MS RD...

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Unformatted text preview: Minerals Prof Joan Salge Blake, MS, RD, LDN Figure 8.8 The Major Minerals • Major mineral: an essential mineral nutrient found in the human body in amounts greater than 5 grams . • Trace mineral: an essential mineral nutrient found in the human body in amounts less than 5 grams . – inorganic Major Minerals • Calcium • Sodium • Potassium Trace Minerals • Iron • Zinc Calcium • Role – Most abundant mineral in the body – ≈99% stored in bone and teeth 1% Calcium In Body Fluids DOES THE WORK OF AN ARMY : – Nerve transmission – Helps maintain normal blood pressure – Essential role in blood clotting – Maintains Heartbeat – Essential for Cell Membranes – Cofactor for several enzymes Dietary Calcium Deficiency • Withdrawals from the Bone ATM causes……. Peak Bone Mass • Up to about age 30 Unnumbered Figure 8.p283-1 Unnumbered Figure 8.p283-2 Osteoporosis (osteo=bone; porosis=porous) Risk Factors • Gender • Ethnicity • Age • Body Type • Family History • Sex Hormones • Medications • Smoking • Physical Activity • Alcohol • Inadequate Calcium and Vitamin D Calcium Calcium 1300 1000 1200 900 200 400 600 800 1000 1200 1400 14-18 Years Old 19-50 Years Old 51+ Years Old 3 Dairy Servings MILLIGRAMS OF CALCIUM Souces Unnumbered Figure 8.p277Unnumbered Figure 8....
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This note was uploaded on 01/30/2012 for the course SAR HS HS 201 taught by Professor Salge-blake during the Spring '11 term at BU.

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HS201 - (9) Minerals - Minerals Prof Joan Salge Blake MS RD...

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