Which statement is NOT true of the air pressures involved in breathing?
A)Intrapleural pressure is always below atmospheric pressure.
B)Atmospheric pressure is highest at sea level.
C)Intrapulmonic pressure constantly changes during breathing.
D)Enlargement of the chest cavity causes intrapulmonic pressure to increase.

Question

Quizplus · Accepted Answer

Enlargement of the chest cavity causes intrapulmonic pressure to decrease, not increase. This is because the increase in volume leads to a decrease in pressure, according to Boyle's law. Therefore, statement D is not true.

Which Statement Is NOT True of the Air Pressures Involved