Cardiovascular System

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What are the components of the CV system?
The Heart, Blood Vessels, Blood
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How many types of blood vessels are there? What are they called?
3-Veins, Arteries, Capillaries
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What do the veins do?
Bring de-oxygenated blood to the heart
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What do the arteries do?
Bring oxygenated blood away from the heart
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Where are the capillaries?
In the muscles and lungs
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What's the immediate effect on the CV system when exercising?
Heart contracts more often – increased heart rate. Heart contracts more powerfully – increased stroke volume, which is the volume of blood pumped from heart with each beat. Blood diverted to muscles. Blood temperature rises.
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What're the effects of regular training?
Heart muscle increases in size and strength. Lower resting heart rate, quicker recovery from exercise. Reduced risk of heart disease. Increased number of capillaries in muscles. Increased volume of blood and red blood cells.
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Other cards in this set

Card 2

Front

How many types of blood vessels are there? What are they called?

Back

3-Veins, Arteries, Capillaries

Card 3

Front

What do the veins do?

Back

Preview of the front of card 3

Card 4

Front

What do the arteries do?

Back

Preview of the front of card 4

Card 5

Front

Where are the capillaries?

Back

Preview of the front of card 5
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