The PaCO2 will decrease when:
A. alveolar ventilation and CO2 production are increased, and dead space is increased
B. alveolar ventilation is decreased, CO2 production is unchanged, and dead space is increased
C. alveolar ventilation is increased, and CO2 production and dead space are decreased
D. both alveolar ventilation and CO2 production are decreased, and dead space is increased
ANS: C
You might also like to view...
Which does not describe the diaphragm?
A) Composed of smooth muscle B) Innervated by the phrenic nerve C) Separates the thoracic cavity from the abdominopelvic cavity D) Prime mover of inspiration
__________ are cells that phagocytize antigen-antibody complexes and destroy large parasites.
Fill in the blank(s) with the appropriate word(s).
The majority of the body's energy is stored as:
A) triglycerides. B) glycogen. C) amino acids. D) glucose.
The glial cell with perivascular feet that wrap around capillaries in the CNS is the
A. oligodendrocyte. B. neurolemmocyte. C. ependymal cell. D. astrocyte. E. microglial cell.