Structure
Four
Arteries (and pulmonary veins)
Name a risk factor for a heart attack
High blood pressure, high cholesterol, diabetes, smoking, obesity, poor diet, physical inactivity
True or false: The average heart is the size of an adult's fist
True
The two upper chambers of the heart
Right and Left Atria
Chamber of the heart where deoxygenated blood enters the heart from the body
Right atrium
A body part where pain may be felt during a heart attack
Shoulder/arm, chest
What is a normal heart rate range?
60-100 beats per minute
The two lower chambers of the heart
Where deoxygenated blood becomes oxygenated
Lungs
The specific kind of arteries that are blocked during a myocardial infarction (heart attack)
Coronary arteries
The name of the node in the right atrium that maintains heart rhythm
SA node/sinus node
The two types of "tubes" that carry blood to and from the heart
Chamber of heart where oxygenated blood exits the heart to go to the rest of the body
Left ventricle
The blockage of blood flow to a certain area of heart muscle; happens during a myocardial infarction
Ischemia
What kind of clinical test involves putting electrodes on different areas of a patient's chest and shows the electrical activity of the heart?
Electrocardiogram (ECG or EKG)