Home
Flashcards
Preview
Structure and Function of the Cardiovascular System
Home
Get App
Take Quiz
Create
What is the cardiovascular system composed of?
The heart and a system of blood vessels to transport blood around the body
What does blood carry round the body?
Oxygen, carbon dioxide, urea, digested food, hormones, white blood cells and warmth
Do arteries carry blood to or away from the heart?
Away from the heart
What characteristics must arteries have?
Arteries must have strong elastic walls to cope with the surge of blood as it leaves the heart
What are capillaries?
Tiny vessels between the arterioles and veriules
What characteristics do capillaries have?
The walls are one cell thick allowing diffusion of gases (O
2
and CO
2
) and nutrients with ease
What are veins do?
Carry deoxygenated blood back to the heart
What characteristics do veins have?
Thinner walls than arteries. Have valves to stop blood flowing backwards. Blood pressure is much lower than in arteries.
What are the four chambers of the heart?
Left ventricle, right ventricle, left atrium and right atrium
Which are the right and left atrium?
A and C
Which are the right and left ventricles?
B and D
Label the aorta, vena carva, pulmonary vein and pulmonary artery
Author
Anonymous
ID
208272
Card Set
Structure and Function of the Cardiovascular System
Description
Advanced Higher Biology - Unit Three - Physiology, Health and Exercise
Updated
2013-03-19T16:32:30Z
Show Answers
Home
Flashcards
Preview