1. Chapter 3 9/10/13

2. What condition occurs when the blood supply is cut off within heart? A. Stroke B. Diabetes C. Atherosclerosis D. Heart Attack

3. When a person’s body cannot regulate sugar levels, it is called? A. Cancer B. Diabetes C. Obesity D. Osteoporosis

4. What are the 3 types of eating disorders? 1. Anorexia – not eating enough 2. Bulimia – eating a lot then purging 3. Binge Eating – eating a lot in short time without purging

5. Chapter 3.2 Objectives: 1. Explain how good fitness helps your back work efficiently 2. Describe some common posture problems 3. List some biomechanical principles that will help you improve posture and avoid back problems

6. Back Problems How does good fitness help the back operate efficiently? 1. Everything is balanced up your spine which allows your upper body to move around Lordosis – Too much arch in the lower back

7. Posture Problems Ptosis – Protruding abdomen Kyphosis – Rounded back and shoulders Good Posture 1. Helps you look good 2. Helps prevent back problems 3. Helps you work and play more efficiently

8. Back/Posture Improvement and Maintenance Use the large muscles of the body when lifting When lifting, keep your weight (hips) low Divide a load to make it easier to carry Avoid twisting while lifting Push or pull objects rather than lift them Avoid bent-over position when sitting, standing, or lifting

9. Applying Biomechanical Principles Laws of Motion – Newton’s laws stating the amount of force exerted on an object in relation to mass and acceleration Force – The amount of energy exerted on an object