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Averting Confusion! Two Types of Cholesterol Blood or serum cholesterol –Circulates in the bloodstream Dietary Cholesterol –Comes from food we eat (

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Presentation on theme: "Averting Confusion! Two Types of Cholesterol Blood or serum cholesterol –Circulates in the bloodstream Dietary Cholesterol –Comes from food we eat ("— Presentation transcript:

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2 Averting Confusion!

3 Two Types of Cholesterol Blood or serum cholesterol –Circulates in the bloodstream Dietary Cholesterol –Comes from food we eat ( remember it comes from only animal products)

4 Cholesterol FACTS Produced in the liver and cells Waxy substance Often confused with FAT Needed to perform a variety of functions in the human body.

5 Cholesterol in the blood stream comes from two sources Your body produces it. A Diet high in Cholesterol- for some people DO YOU KNOW? What type of fat has more of an effect on blood cholesterol than eating foods high in dietary cholesterol?

6 The Good, The Bad (and the ugly?) Cholesterol in your blood is carried by two types of lipoproteins –HDL ( high density lipoproteins) THE GOOD Connected to a decreased risk of heart disease –LDL (low density lipoproteins) THE BAD Connected to an increased risk of heart disease

7 Listen to an explanation of how HDL and LDL work in the arteries. Draw your interpretation on your paper.

8 Atherosclerosis the build up of a waxy plaque on the inside of blood vessels

9 Influences on blood cholesterol Make good FOOD CHOICES –Too much trans and saturated fat can raise LDL levels Keep fat intake to < 30% of calorie intake EXERCISE –Aerobic exercise can increase HDL levels Stop Smoking –Smoking has an adverse effect on HDL.

10 The Numbers You Want Total cholesterol 200 or less HDL > 35 LDL< 130


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