THE RESPIRATORY SYSTEM

Question 1

AIR IS MADE UP OF (…)

Answer 1

OXYGEN- (21% INHALED 16% EXHALED)
CARBON DIOXIDE- (0.04% INHALED 4% EXHALED)
NITROGEN- (79% INHALED 79% EXHALED)

Question 2

WHAT IS THE TIDAL VOLUME

Answer 2

THE AMOUNT OF AIR YOU BREATHE IN OR OUT DURING ONE BREATH

Question 3

TIDAL VOLUME (…) DURING EXERCISE

Answer 3

INCREASES

Question 4

WHY DOES THE TIDAL VOLUME INCREASE DURING EXERCISE

Answer 4

1) TO BRING IN MORE OXYGEN INTO THE MUSCLES AND REMOVE LACTIC ACID FROM THEM
2) TO BREATHE OUT THE EXTRA CARBON DIOXIDE PRODUCED DURING AEROBIC ACTIVITY

Question 5

WHAT IS THE VITAL CAPACITY

Answer 5

THE MOST AIR YOU COULD POSSIBLY BREATHE INB AFTER BREATHING OUT THE LARGEST VOLUME OF AIR YOU CAN

Question 6

THE (…) YOUR VITAL CAPACITY THE MORE (…) YOU XAN TAKE IN

Answer 6

LARGER/OXYGEN