Respiration 02

1. The diaphragm is .......

   • a lining of the lungs
   • a muscle which connects the ribs
   • a sheet of muscle under the lungs
   • the windpipe

2. When we inhale which one of the following is NOT correct?

   • More space is formed in the thorax (volume increases)
   • The air pressure in the chest (thorax) increases
   • The diaphragm contracts
   • The rib muscles contract

3. When we exhale which one of the following is NOT correct?

   • Less space is formed in the thorax (volume decreases)
   • The air is forced out of the thorax
   • The diaphragm relaxes
   • The rib muscles contract

4. The trachea (windpipe) is kept open because it is made of rings of .......

   • bone
   • capillaries
   • cartilage
   • muscle

5. Oxygen is transported to all parts of the body by .......

   • blood plasma
   • dissolving in water
   • red blood cells
   • white blood cells

6. For aerobic respiration, which two substances are needed?

   • Glucose and carbon dioxide
   • Glucose and water
   • Oxygen and glucose
   • Oxygen and water

7. Which of the following are products of respiration?

   • Energy, carbon dioxide and water
   • Energy, glucose and carbon dioxide
   • Energy, oxygen and glucose
   • Energy, oxygen and water

8. Respiration occurs in .......

   • only cells in the arms and legs
   • only heart cells
   • only muscle cells
   • all cells

9. Which of the following is NOT true about the effect of exercise?

   • Breathe more quickly
   • Heart beats faster
   • Less oxygen and glucose get to the muscles
   • Pulse rate increases

10. Which of the following is NOT involved in removing carbon dioxide from the body?

    • Carbon dioxide diffuses into blood plasma
    • Carbon dioxide diffuses into the alveoli
    • Carbon dioxide dissolves in water
    • Carbon dioxide is transported in bloodstream to lungs

Quiz written by Sue Davison