Instructions. Choose “slide show option” Choose “start at the beginning” Click on each slide and read the statement about a change during physical activity. Guess the answer Then click on the slide and the correct answer will be displayed. Good Luck!. Body Changes During Physical Activity.
Study Quiz for Physical Education
Florence Sawyer School
The heart beats
Breathing rate increases, becoming
faster and deeper
Increased breathing rate loads more _______ into the blood for delivery it to the muscle cells.
Red blood cells carry oxygen.
Muscle cells use oxygen and produce carbon dioxide and lactic acid as waste products during ________ _______.
What cells remove carbon dioxide,
which is produced
when muscles move?
red blood cells
Increased breathing rate cleans ______ ______ out of blood faster.
Lactic acid and carbon dioxide build up in muscle cells during endurance activities, such as running, and cause
cramps or “stitches”
How do you get rid of cramps from activity?
Slow your pace down a little and keep breathing deeply.
Muscles work hard, which makes you feel ____.
The body sweats to ____ itself.
Sweating makes you ______.
Increased heart rate also delivers more oxygen to the_____.
Oxygen delivered to the brain during activity helps the brain work better and gives a feeling of well being.
True or False?
How much physical activity should all children do every day?