(Solved): Use the following diagram of the human heart to answer Questions 910 9. Which shows the correct ...

Use the following diagram of the human heart to answer Questions $9?10$ 9. Which shows the correct sequence of blood flow in the heart? a. III $?$ IV $?$ I b. IV $?$ III $?$ II c. $\mathrm{VII}?\mathrm{VIII}?\mathrm{I}$ d. $\mathrm{VIII}?\mathrm{VII}?\mathrm{VI}$ 10. In which blood vessel connected to the heart does blood have the lowest concentration of carbon dioxide? a. V b. VI c. II d. I