Anatomy & Physiology II Homework Questions (Ch 21-23)
Compared to arteries, veins....
have thinner walls
Arrange the structures in the following list in the order that blood will encounter as it flows from the output to the input side of the cardiovascular flow circuit
4. Elastic Arteries
5. Medium Veins
6. Large Veins
7. Muscular Veins
large vessels that return blood to the heart
Venous valves are responsible for...
channeling blood toward the heart
Factors that increase the risk of atherosclerosis include..
lack of exercise
What structure do RBCs move through single file?
Which kind of vessel is also called a resistance vessel?
The common iliac artery is an example of which type of artery..
Venoconstriction reduces the diameter of which vessel?
Complications related to arteriosclerosis account for roughly _____ percent of deaths in the united states
What vessels hold the largest percentage of the blood supply?
The main control of peripheral resistance occurs in the...
Resistance is a force that
decreases blood flow
When renin is released from the kidney...
angiotensinogen is converted into angiotensinogen II
The blood colloid osmotic pressure mostly depends on the
concentration of plasma proteins