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ciculatory system
blood
51
Science
Not Applicable
01/28/2005

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Cards

Term
what are the 3 types of blood vessels?
Definition
veins arteries and capillaries
Term
do arteries go bigger to smaller or smaller to bigger?
Definition
bigger to smaller
Term
Is blood on the left side of the atrium high or low in oxygen?
Definition
It is high in oxygen.
Term
Which vetricle has thicker walls.
Definition
The left ventricle has thiker walls.
Term
How does blod in the right ventricle differ from the left ventricle?
Definition
The blood in the right is low in oxygen, and the blood in the left is high in oxygen.
Term
Which vessels carries blood to the lungs from the right ventricle?
Definition
pulmonary arteries
Term
Which vessels carry blood from tyhe left ventricle to the entire body?
Definition
aorta- artery
Term
Which vessels carry blood from the lungs to the left atrium?
Definition
The upper and lower Vena Cava- arteries
Term
What is the function of the left side of the heart?
Definition
to pump blood to the body.
Term
What is the main function of the right side of the heart?
Definition
to pump blood to the lungs.
Term
True or false all arteries carry blood away from the heart?
Definition
False
Term
True or false all veins carry oxygen poor blood.
Definition
False
Term
True or False- Arteries and veins look alike.
Definition
False
Term
True or false: oxygen carbon dioxide and nutrients are exchanged between body cells and the blood in arteries.
Definition
False
Term
Why are capillary walls so thin?
Definition
so nutients, oxygen, and carbon dioxide can exchange.
Term
True or false: the upper vena cava contains oxygen poor blood.
Definition
True
Term
True or false:blood cells never get out of blood vessels.
Definition
False
Term
True or false:pulmonary arteries carry blood to the lungs.
Definition
True
Term
What are platelets?
Definition
Platelets clogg your blood using peices of cell membrain.
Term
Why do you need hemoglobin in your red blood cells?
Definition
To carry oxygen, and CO2
Term
What do white blood cells do?
Definition
they fight infection and harmful bacteria that enters the body.
Term
Why does your body produce more white blood cells when you are sick?
Definition
To fight the infection and fight off harmfull bacteria.
Term
What is the liquid part of your blood?
Definition
plasma
Term
What makes up 55% of your blood?
Definition
plasma
Term
what makes up 44% of your blood?
Definition
red blood cells, white blood cells.
Term
where does the blood cycle begin?
Definition
IN the left ventricle.
Term
What is the biggest artery in the body?
Definition
The aorta
Term
do veins go larger to smaller or smaller to larger?
Definition
smaller to larger
Term
What is the word scientist use to refer to the heart?
Definition
Coronary
Term
What type of muscle is the heart?
Definition
Cardiac muscle
Term
after the pulmonary arteries near the right ventricle, where does the blood go next?
Definition
Into the capillaries in the cells of lungs, where oxygen, CO2, and nutrients diffuse.
Term
What is the function of the skeletal system?
Definition
To pump oxygenated blood through out the body and to the lungs, to get rid of CO2 and to carry nutrients to organs that need it.
Term
Are capillary walls thick, thin, or medium sized?
Definition
very very thin.
Term
What do veins look like?
Definition
Collapsed,
Term
What does the left side of the heart do?
Definition
It pumps blood high in oxygen to the body.
Term
In mom's text book, what is the blood chapter called?
Definition
Cardiovascular
Term
What does the right side of the heart do?
Definition
It pumps low oxygenated blood to the lungs, picks up oxygen and takes it to the heart.
Term
What is the difference in color between high and low oxygenated blood?
Definition
high= bright red
low= maroon or dark red
Term
Describe an artery
Definition
round
very thick walls
no valves
it carrys both types of blood
away from the heart
Term
Why are artery walls so thick?
Definition
Because they have to with hold the pressure of the heart beating
Term
Do veins have valves?
Definition
Yes
Term
Why do you need valves?
Definition
To make sure the blood doesn't go down instead of up. Or the way its supposed to go.
Term
What kind of shape are arteries?
Definition
round
Term
What shape is a vein?
Definition
collapsed
Term
What shape is a capillary?
Definition
Round
Term
How much smooth muscle does an artery have?
Definition
A bunch
Term
How much smooth muscle does a vein have?
Definition
A little
Term
How much smooth muscle does a capillary have?
Definition
None
Term
Where does an artery carry blood in the heart?
Definition
away from the heart
Art - don't like- go away
Term
Where does the heart carry blood in veins?
Definition
To the heart
Term
Where do capillarys take blood?
Definition
To cells and organs
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