Circulatory System 1
The circulatory system carries both waste and nutrients in the ______________
blood
The __________ side of the heart delivers blood to all parts the body except the lungs.
left
What is the liquid part of blood called?
Plasma
What do you call the muscular pump which circulates blood around the body?
heart
3 categories of blood vessels
veins, arteries and capillaries
What kind of blood vessels travel away from the heart?
arteries
Why is the left ventricle is more muscular than the right ventricle?.
Because it has to pump blood to all other parts of the body
What is the function of the white blood cells?
Fight germs and toxins produced by the germs
What are the main parts of the heart
atria and ventricles
How many chambers are in the heart?
We make new blood cells every how many seconds?
What is the function of the valve in the heart and the other parts of the body?
To prevent the back flow of blood
A very important job of the red blood cells is to transport _______________
oxygen
What do you call the smallest blood vessels?
capillaries
The large veins return blood FROM the body to the right or left side of the heart
Right
Usually, the blood flowing in veins is rich or poor in oxygen?
poor
What is the blood made of?
Plasma, red and white blood cells, platelets
What is the function of the platelets?
causes the blood to clot
What gives the blood its red color?
Hemoglobin
From which chamber of the heart does blood leave to go to the lungs?
right ventricle
Blood vessels bring oxygenated blood from the lungs into the _______ ________.
Left Atrium
Blood leaves the heart to go to the lungs from this chamber of the heart.
Right Ventricle
blood enters the heart in these chambers
atria
These blood vessels form a network
Capillaries