At the same pressure, about 25 times more CO2 will dissolve in plasma as O2. Why does this occur?
A. CO2 will pass through the RBC membrane better than O2.
B. CO2 has a higher solubility than O2.
C. CO2 molecules move faster than O2.
D. O2 will bind to hemoglobin (Hb) more effectively than CO2, and so there is no need to dissolve in plasma.
Answer: B. CO2 has a higher solubility than O2.
You might also like to view...
The parasympathetic fibers of the ________ nerves innervate smooth muscles of the eye that cause the lenses to bulge to accommodate close vision
A) oculomotor (III) B) abducens (VI) C) optic (II) D) trochlear (IV)
The _____________is the female reproductive gland that matures the egg/ova.
Fill in the blank(s) with the appropriate word(s).
Which of the following molecules is NOT made from cholesterol?
A. Prostaglandins B. Progesterone C. Estrogen D. Bile salts E. Testosterone
Neurons of the thalamus that are part of sensory conduction pathways are considered
A. primary neurons. B. secondary neurons. C. tertiary neurons. D. quaternary neurons.