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WorksheetsBlood Vessel Quiz
Total questions: 11
Worksheet time: 21mins
William Harvey discovered all of the following concerning blood circulation except
Blood flow is unidirectional
Blood is pumped out through the veins in and returns through the arteries.
Vessels too small to be seen link arteries and veins
Rate of flow is too high for the body to consume the blood. It must be recycled.
Whose theories did William Harvey's discoveries overturn?
Galen
Aristotle
Hippocrates
Ptolemy
Which vessels maintain the highest blood pressure?
Veins
Capillaries
Arteries
What tissues are present in the artery wall that help maintain blood pressure?
Epithelial tissue
Nervous tissue
Elastic tissue
Muscle tissue
Which layer of the artery wall contains smooth muscle and elastic fibers?
tunica externa
tunica media
tunica intima
How many layers of cells make up the wall of a capillary?
1
2
3
4
Which tissues contain no capillary beds?
biceps
lens
intestinal mucosa
cornea
What is the diameter of a capillary?
1 millimeter
1 micrometer
100 micrometers
10 micrometers
What percent of a sedentary person's blood is in the veins?
60%
70%
80%
90%
All of the following assist venous blood flow except
Skeletal muscle contraction
Valves in veins
Fidgeting while sitting
Sleeping in a recliner
Which of the three blood vessel layers is present in arteries, veins, and capillaries?
tunica intima
tunica media
tunica externa
