PE Week 2

Circulatory

Center is the heart, and the blood vessels carry blood with oxygen and nutrients, also removes carbon dioxide.

Skeletal

Support and protection. Reservoir for calcium. Weight baring exercises helps to strengthen.

Nervous

Brain and nerves. Uses and gathers info. Heart rate, breathing, motor skills. Exercise calms this and because of better circulation and less tension.

Muscular

Exercise increases strength, coordination, and balance. This plus connective tissues for posture and movement.

Digest

Breaks down food, removes waste. Exercise helps it function over time.

Arteries

Blood away from the heart, largest, walls are strong and flexible.

Capillaries

Smallest.

Veins

Blood away from the heart, has valves so it doesn’t go backwards.

Concentric

Out

Eccentric

In