1. Physical activity and fitness
Chapter 3: Health

2. The group of organs and tissues that transport essential materials to body cells and remove their waste products
Circulatory system

3. The body’s main source of energy
Circulatory system

4. Blood vessel that carries blood away from the heart to all parts of the body
(in red)
Artery

5. Blood vessel that carries blood back to the heart from all parts of the body
(in blue)
Vein

6. The smallest type of blood vessel
Capillary

7. Plasma The yellowish, watery portion of blood
Over half the volume of blood is plasma
Plasma

8. Part of the blood that helps it to clot
Platelets

9. Classified according to the type of red blood cells it contains

10. When a person’s heart is working harder than it should to push blood through his or her body
High blood pressure

11. Systemic circulation Sends blood to all body parts except the lungs
Blood returns from the lungs to the heart
Systemic circulation

12. Consists of bones, joints, and connecting tissue
Skeletal system

13. Store calcium
Make new blood cells
Support the body frame
Bones

14. A place where two or more bones meet
Joints

15. Skull joints are immovable

16. Can move in all directions
Ball and socket joints

17. Strong, flexible tissue that cushions bones and supports soft tissues
Cartilage

18. Tissues that move parts of the body and operate internal organs
Muscular system

19. Muscles Work as pairs in opposition to move bone
Contract and extend to cause movement
Muscles

20. Tissue that joins muscle to muscle, or muscle to bone
Tendon

21. The ability to handle the physical work and play of everyday life without becoming overly tired
Physical fitness

22. Physical activity that improves or maintains fitness
Exercise

23. The ability to perform vigorous physical activity without getting overly tired
Endurance

24. How much energy you use when you work out
Intensity

25. The ability of muscles to exert a force
Strength

26. The ability to move joints fully and easily
Flexibility

27. Increase flexibility and reduce the risk of injury during other exercises
Stretching exercises

28. Synthetic compounds that cause muscle tissue to develop at an abnormally high rate
Anabolic steroids

29. Gentle exercises that should always be included in a workout session
Warm up

30. Gentle exercises that let your body adjust to ending a workout
Cool down

31. Best exercise for heart and lung endurance
Swimming

32. This prefix refers to the heart
Cardio

33. Check your pulse in the middle of a workout to check your target heart rate

34. Exercising too hard or too often, without enough rest in between
Overtraining

35. Occurs when you lose an excessive amount of water from your body.
Can cause muscle cramps
Dehydration

36. Help restore fluids to your body after being involved in an activity for more than an hour
Sports drinks

37. Compared with team sports, an individual sport allows you more freedom to set your own schedule
Sport activities

38. It is best to choose a variety of foods from major food groups each day to give your body enough fuel to play a sport
Healthy eating

39. Avoiding injury Wear appropriate protective equipment
Warm up before game
Make sure you use proper techniques for your sport
Avoiding injury

40. Have fun and keep moving!
Remember….