1. Year 10 GCSE PE A healthy, active lifestyle and your muscular system

2. Starter 1. Use the mark scheme to mark your homework in red pen 2. Complete corrections in green pen 3. Stick into book and fill in your mark in the homework tracker at the front of your book

3. Learning Objectives 1. Can I explain the role of the muscular system during physical activity? (continued) 2. Do I know and understand the immediate and regular effects of exercise on the muscular system?

4. Task In your pairs, discuss the sporting example provided on the picture - What joint is the movement occurring at? - What movement has occurred at the joint? - Which muscle is concentric? - Which muscle is eccentric?

5. Effects of Exercise Immediat e Effects Increased demand for energy Increased carbon dioxide production Increased temperature Waste product (Lactic Acid) is produced Muscle fatigue

6. Effects of Exercise Long term effects Increased strength of ligaments Increased strength of tendons Increased strength of skeletal muscle Increased size of skeletal muscle (Hypertrophy) Increased mitochondria (site of aerobic respiration) Increased Myoglobin (oxygen store)

7. Plenary One partner to perform a movement with a body part – the other partner to identify the muscle contracting