Structure
The heart is made up of ________ chambers
four
The primary function of the cardiovascular system is to ___________ materials throughout the body.
transport
______________ ___________ are the leading cause of death globally, taking an estimated 17.9 million lives each year.
Cardiovascular diseases
_____________ occurs when the flow of blood to the heart is severely reduced or blocked
A heart attack
To care for your cardiovascular system, get regular ___________.
exercise
Blood fills the right atrium and is then pumped into the right ____________ in the heart.
ventricle
Your red blood cells carry __________ from your lungs to all of your body's tissues.
oxygen
A buildup of fats, cholesterol and other substances in and on the artery walls called plaque
Coronary artery disease
An __________ _________ occurs when the blood supply to part of the brain is blocked or reduced
ischemic stroke
Do not _________, vape, or use illegal drugs.
smoke
Blood vessels going to the heart with deoxygenated blood are called ________.
veins
_____________ from your stomach are carried in the blood plasma to all of your cells.
Nutrients
A problem with your heart's electrical system, causing it to beat too fast (tachycardia), too slow (bradycardia), or irregularly
Arrthymia
A _____________ ________ occurs when a blood vessel in the brain leaks or bursts and causes bleeding in the brain
hemorrhagic stroke
Find healthy ways to manage your ________.
stress
The largest artery in the body is the ________.
aorta
Blood transports _________ _________ and wastes away from the body tissues.
Carbon dioxide
An inherited disorder that affects the shape of red blood cells
Sickle Cell disease
During a heart attack, a lack of blood flow causes the tissue in the heart muscle to die, so it is very important to seek ________ ______ immediately.
medical help
Avoid high-___________ foods, air pollution, and harmful use of alcohol.
sodium
_________________ are the tiny blood vessels that connect arteries and veins.
Capillaries
____________ are cell fragments that gather to stop bleeding and form clots.
Platelets
palpitations, dizziness, shortness of breath, or chest pain are symptoms of this disease
Arrythmia
Brain cells begin to die in ___________ after a stroke.
minutes
If you have sleep _________, make sure to follow doctor’s instructions to manage it.
apnea