1) If the volume of the lungs increases, what happens to the airpressure inside the lungs?
Select one:
a. increases twice the amount of the increase in volume
b. increases
c. remains constant
d. increases and possibly damages the lungs
e. decreases
2) During exercise, which of the following contract for activeexhalation?
Select one:
a. rectus abdominis and internal intercostal muscles
b. pectoralis major and serratus anterior muscles
c. diaphragm and internal intercostal muscles
d. rectus abdominis and diaphragm muscles
e. diaphragm and external intercostal muscles
3) All of the following are matched correctly EXCEPT
Select one:
a. Inhalation at rest, Diaphragm
b. Exhalation at rest, Elasticity
c. Exhalation when exercising, Rectus abdominis
d. Inhalation at rest, Internal intercostals
e. Inhalation when exercising, Sternocleidomastoid
4) What would cause vasodilation in the lungs?
Select one:
a. Parasympathetic innervation
b. Asthma
c. Decreased oxygen pressure
d. Breath-hold
e. Increased oxygen pressure
