Biology 10 Chapter 10 - Gaseous Exchange - 6

Biology 10 Chapter 10 - Gaseous Exchange - 6

1. Which function is not performed by the fluid enclosed by the lung membranes?

a) Lubrication
b) Expanding of lungs
c) Contraction of lungs
d) Transport

2. The physical movement associated with gaseous exchange is called?

a) Breathing
b) Respiration
c) Circulation
d) Gas movement

3. During inspiration?

a) The rib muscles relax and ribs are lowered
b) The rib muscles contract and ribs are raised
c) The rib muscles contract and ribs are lowered
d) The rib muscles relax and ribs raised

4. During inspiration?

a) Diaphragm contract and raised
b) Diaphragm contract and lowered
c) Diaphragm expand and lowered
d) Diaphragm relax and raised

5. During inspiration?

a) Pressure on lungs decreased
b) None
c) Pressure on lungs increased
d) Area of thorasic cavity is decreased

6. During inspiration?

a) The lungs contract and air pressure within them decreases
b) The lungs expand and air pressure within them increase
c) The lungs expand and air pressure within them decreases
d) The lungs contract and air pressure within them increases

7. During expiration?

a) Rib muscles relax and ribs lowered
b) Rib muscles relax ribs raised
c) Rib muscles contract and ribs lowered
d) Rib Muscles contract and ribs raised

8. During expiration?

a) Diaphragm muscle relax and it becomes more done shaped
b) Diaphragm muscle contract and it becomes less done shaped
c) Diaphragm muscle contract and it becomes more done shaped
d) Diaphragm muscles relax and it becomes less dome shaped

9. During expiration?

a) Space in chest cavity decreases
b) Lung pressure increased
c) Both (i) and (ii)
d) Space in chest cavity increases

10. Gas exchange takes place?a) In blood
b) In trachea
c) In lungs
d) In Heart

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