Author Question: How is the bulk of carbon dioxide transported in blood? (Read 31 times)

Anajune7 · **on:** May 27, 2020

Question 1

Which respiratory-associated muscles would contract or relax during forced expiration, for example blowing up a balloon?
◦ diaphragm would contract, external intercostals would relax
◦ external intercostals would contract and diaphragm would relax
◦ diaphragm contracts, internal intercostals would relax
◦ internal intercostals and abdominal muscles would contract

Question 2

How is the bulk of carbon dioxide transported in blood?
◦ as carbonic acid in the plasma
◦ chemically combined with the heme portion of hemoglobin
◦ chemically combined with the amino acids of hemoglobin as carbaminohemoglobin in the red blood cells
◦ as bicarbonate ions in plasma after first entering the red blood cells

ryhom · **Reply #1 on:** May 27, 2020

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