Blood Flow
Blood enters the right atrium through these two major veins.
What are superior and inferior vena cava?
These valves are located between the atria and ventricles.
What are AV valves?
Arteries carry blood _____ from the heart.
What is away?
The heart is about the size of this.
What is a fist?
Blood pressure is measured in this unit.
What is mmHg?
After leaving the right ventricle, blood travels to this organ.
What are the lungs?
Which AV valve is found on the right side of the heart?
What is the tricuspid valve?
Which circuit carries blood between the heart and lungs?
What is the pulmonary circuit?
The apex of the heart points toward this side of the body.
What is the left side?
Which blood pressure number is written first, systolic or diastolic?
What is systolic?
Blood returning from the lungs enters this chamber first.
What is the left atrium?
Which AV valve is found on the left side of the heart?
What is the bicuspid (mitral) valve?
Which side of the heart works as the systemic pump?
What is the left side?
Which layer of the heart actually contracts to pump blood?
What is the myocardium?
A heart rate above 100 beats per minute is called this.
What is tachycardia?
Which chamber pumps oxygenated blood to the entire body?
What is the left ventricle?
If the aortic semilunar valve does not close properly, blood could flow backward from this vessel.
What is the aorta?
Blood leaving the left ventricle is entering which circulation pathway?
What is the systemic circulation?
Which arteries supply oxygen-rich blood directly to the heart muscle?
What are the coronary arteries?
A normal blood pressure reading is commonly written as this.
What is 120/80 mmHg?
A red blood cell has just picked up oxygen in the lungs. List the next three structures it will travel through before entering the left ventricle.
What are the pulmonary veins, left atrium, and bicuspid (mitral) valve?
The "dup" sound is caused by the closing of these valves.
What are the semilunar valves?
A patient cannot effectively deliver oxygenated blood to body tissues. Which chamber is most likely weakened?
What is the left ventricle?
Name the three layers of the heart wall from outermost to innermost.
What are the epicardium, myocardium, and endocardium?
A patient has a heart rate of 130 bpm and blood pressure of 145/95 mmHg. Name both abnormalities.
What are tachycardia and hypertension?