Look at the following diagram of the human circulatory system:
A. Name the following blood vessels or heart chambers:
I.) 10 ii.) 16 iii.) 5 iv.) 2 v.) 4 vi.) 15 vii.) 12
B.) give the number of the vessels which:
I.) carries the blood with the least carbon dioxide
ii.) carries blood with the most amino acids after a meal.
