Of the nonbicarbonate buffer systems, which one is the most important?
a. Hemoglobin
b. Inorganic phosphates
c. Organic phosphates
d. Plasma proteins
ANS: A
The nonbicarbonate buffers in the blood. Of these, hemoglobin (Hb) is the most important be-cause it is the most abundant.
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A) audi/o. B) mast/o. C) ot/o. D) tympan/o.
The ________, or tailbone, is a small, triangular-shaped bone that is made up of three to five fused vertebrae.
Fill in the blank(s) with the appropriate word(s).
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