Obesity exercise
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Created by:
hasseneman on March 25, 2012
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24 terms
Terms | Definitions |
|---|---|
 Obesity | A Preventable killer |
| Overweight is defined as a BMI between | 25 and 29.9 |
| BMI stands for | Body Mass Index |
| BMI is calculated on | height and weight |
| Cholesterol | Waxy, fat- like substance found in the plasma membrane of all cells |
| Cholesterol is needed for | 1) Plasma membranes of cells 2) Synthesis of hormones, bile and Vitamin D |
| lipoproteins | Packages in which Cholesterol is transported in the bloodstream |
| Low density lipoproteins (LDLs): | carry cholesterol to the body's tissues from the liver and small intestines |
| High-density lipoproteins (HDLs): | removes cholesterol from tissues/blood to the liver |
| Atherosclerosis | "Bad cholesterol". High levels lead to |
| Hypertension | Chronically high blood pressure |
| Blood pressure | The force applied against the walls of the arteries as the heart pumps blood through the body. |
| Normal blood pressure is | 120/80 or below |
| Systolic blood pressure | (HIGH) pressure exerted by blood against blood vessels when the heart contracts |
| Diastolic blood pressure | (LOW) pressure that exists between contractions, or when the heart is relaxing |
| Untreated hypertension | A person is 6 times more likely to have a heart attack |
| The Endocrine System | Control and regulates of processes in the body |
| Hormones | 1) A group of chemical messengers through which endocrine system works. 2) substances secreted by one group of cells that travel through the bloodstream and affect the activities of other cells. |
| Hormones produced by pancreas | Insulin & Glucagon |
| Insulin | reduces blood levels of glucose |
| Glucagon | increases blood levels of glucose |
| Diabetics | cells cannot take up glucose from blood |
| Insulin-dependent diabetes | Individuals lack insulin-secreting b cells Treated by daily injections of insulin |
| Noninsulin-dependent diabetes | Most patients have this form. Very low number of insulin receptors. Treated by diet and exercise |
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