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Why do we need energy?
-build new compounds
-ion balance in cells
How do we define energy?
-amt. Of heat needed to increase the temp. of 1 gram of water 1 deg. C (celsious)
-referred to as kilocalorie
What r the 3 national health statuses?
What r the two deficiencies in undernutrition, and wut do they mean?
Subclinical: no symptons visible.
Clinical: symptoms visible
List two negative effects of overnutrition.
Nut. Assessment; what r the ABCDE's?
-nutrients, metabolites in blood, urine, etc.
-physical evidence of poor health
-edu. And env. background
What influences disease risk?
-lifestyle and diet
-genetic mutations in some diseases
What are 6 steps in the scientific method?
1) phenomena observed
2) hypothesis generated
3) research conducted
4) hypothesis is proven/disproven, model formed
5) research results are peer-reviewed
6) results r published and additional expriments r planned.
Are dietary supplements regulated by the FDA?
No. No approval rq'd.
Doesn't need to be proven safe