Author Question: Which of these statements applies to the following reaction: Prot-NH2 + CO2 Prot-NHCOO + H+? a. ... (Read 100 times)

dalyningkenk · **on:** Jul 16, 2018

Which of these statements applies to the following reaction: Prot-NH2 + CO2 Prot-NHCOO + H+?

a. Approximately 20 of the total blood carbon dioxide is carried in this form.
b. It is second in importance to only the bi-carbonate buffer system.
c. It represents the formation of blood car-bamino compounds.
d. The resulting H+ ions are buffered by re-duced HCO3.

Question 2

In which of the following forms is/are carbon dioxide transported by the blood?

1. Chemically combined with proteins
2. Ionized as bicarbonate (HCO3)
3. Simple physical solution
a. 2 only
b. 3 only
c. 2 and 3 only
d. 1, 2, and 3

connor417 · **Reply #1 on:** Jul 16, 2018

Answer to Question 1

ANS: C
A small amount of the carbon dioxide leaving the tissues combines with plasma proteins to form these carbamino compounds.

Answer to Question 2

ANS: D
Approximately 45 to 55 ml/dl of carbon dioxide is normally carried in the blood in the following three forms: (1) dissolved in physical solution, (2) chemically combined with protein, and (3) ionized as bicarbonate.