What is the advantage of a closed circulatory system over an open one?
A) Blood flows more slowly in a closed system.
B) In a closed system, the blood comes nearer to each cell.
C) A closed system carries more blood.
D) There are more blood cells in a closed system.
E) A closed system moves blood more efficiently.
Correct Answer:
Verified
Q14: The aorta
A) connects the right and left
Q15: In animals that have open circulatory systems,
Q16: Which of these animals has a closed
Q17: If a person's blood pressure is 120/70,
Q18: In mammals, blood with a low oxygen
Q20: The left ventricle is more muscular than
Q21: Plasma contains all of the following components
Q22: Plasma is primarily
A) cells.
B) water.
C) salt.
D) gases.
E)
Q23: Each of the following types of white
Q24: The valve is between the right ventricle
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