Which chamber is labeled C on the diagram?
left ventricle
Identify the chamber labeled #1.
right atrium
There are how many chambers in the heart?
4
Which vessels carry blood toward the heart; most containing oxygen-poor blood?
Veins
The piece of tissue that separates the right and left side of the heart is called the ____.
septum
Which chamber is labeled E on the diagram?
right ventricle
Identify the chamber labeled #2.
left ventricle
What are the one-way structures that control the flow of blood into and out of the chambers of the heart?
Valves
When the blood comes from the lungs, it comes back into the heart to the _____ to the _____
left atrium; left ventricle
What is the largest artery?
aorta
Which chamber is labeled F on the diagram?
left atrium
What is the vessel labeled H called?
superior vena cava
In the lungs, blood picks up _____ and gets rid of ____.
O2, CO2
Thin-walled (one cell thick) vessels that allow for the exchange of O2 , CO2, nutrients and wastes between blood cells and the air sacs in the lungs are called
capillaries
What is the largest vein?
vena cava
Which chamber is labeled A on the diagram?
right atrium
What is the vessel labeled B called?
aorta
Which side of the heart contains oxygen - rich blood?
Left side
When the blood flow to a part of the heart is blocked by a blood clot, it can cause
a heart attack
What contains hemoglobin and carries oxygen to the cells and tissues of the body.
Red blood cells
What is the vessel labeled D called?
inferior vena cava
What is the vessel labeled J called?
pulmonary artery
The only vein with oxygen-rich blood is the _____.
pulmonary vein
A ___ occurs when the artery of the brain becomes blocked or breaks.
Stroke
What part of the blood is responsible for clotting blood so that you do not bleed to death?
Platelets