Which of the following factors contributes to the flow of blood in veins?
A) skeletal muscle contractions
B) the number of red blood cells in venous blood
C) the diameter of capillaries
D) blood pressure generated by the heart
Correct Answer:
Verified
Q23: Cells make up about what percentage of
Q24: Which kind of vessel has the lowest
Q25: Myocardial infarction, also called a heart attack,
A)
Q26: In which of the following human blood
Q27: As blood moves away from the heart
Q29: Blood flow through capillaries is controlled by
A)
Q30: Arteries are distinguished from veins based on
Q31: The diameter of a capillary is about
Q32: One way that substances move between blood
Q33: Which blood vessels have the thinnest walls?
A)
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