BrainPOP Fitness

How can exercise help you live longer?

• By giving you immunity to certain viruses

• By strengthening your bones and nerves

• By reducing the risk of heart disease and diabetes

• By releasing endorphins that make you feel good

What is the main function of the circulatory system?

• To pump blood throughout the body

• To transmit chemical messages between the brain and the body

• To breathe in oxygen from the air outside

• To tone and strengthen your muscles

Oxygen has a beneficial effect on your body and brain. In the previous sentence, what does "beneficial" mean?

• Chemical

• Negative

• Unknown

• Positive

When you exercise, your brain releases hormones called endorphins. What is a synonym for "hormones?"

• Chemicals

• Electrical impulses

• Red blood cells

• Thoughts

Why isn't watching an exciting movie considered exercise?

• Because it can't help you relax

• Because it doesn't involve moving your body around

• Because it can't get your heart rate up

• Because you don't use oxygen when you watch a movie

Which of these statements is an opinion about fitness?

• Your body needs oxygen to function.

• Exercise and nutrition can make you healthier and stronger.

• Exercise can help you tone and firm your muscles.

• Running is the best way to burn calories.

Which of these is the best example of a nutritious meal?

• A meal that includes a variety of healthy foods.

• A meal that contains 500 calories or fewer.

• A meal that contains no carbohydrates whatsoever.

• A meal that contains only protein.

How can exercising the day before a big test help you?

• It will make your brain grow bigger, which makes you smarter

• It will make you more awake on the day of your test

• It will allow you to stay up all night studying

• It will help you relax and release stress

What can you infer from the fact that you can exercise by walking, or doing sit-ups in your room?

• Exercising outdoors can be dangerous to your health

• Buying a stationary bike or a treadmill is a waste of money

• If you want, you can exercise practically anywhere at anytime

• It's impossible to exercise outdoors during the winter

What might happen if you didn't exercise at all?

• You might become overweight

• You would save a lot of money

• Your body might be unhealthy, but your brain would become much healthier

• You would live a longer, healthier life