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Structure
Functions
Vessels
Valves
Circulation
100

The 2 superior receiving chambers of the heart are known as the _______and the 2 inferior discharging chambers are called the ________.

What is the atria and the ventricles?

100

A recording of the hearts electrical activity is referred to as a(n)__________.

What is electrocardiogram or ECG?

100
Larger blood vessels that carry blood away from the heart are called _______.
What are arteries?
100
The valves located between the atria and the ventricles are know as________ valves.
What is atrioventricular?
100
The average heart beats about _______ times per minute?
What is 80?
200

The layer of the heart that contains blood vessels that supply the myocardium.

What is epicardium?

200
Blood leaves the right ventricle through a large artery called the
What is the pulmonary artery?
200

The left atrium receives blood from the lungs through vessels called this...

What are pulmonary veins?

200
The right AV valve is known as the ___________.
What is the tricuspid valve?
200

The circulation from the heart to the lungs is called ________ circulation.

What is pulmonary?

300

The heart is located within the medial portion of the thoracic cavity, an indentation known as the

What is the mediastinum?

300

The top chambers are responsible for receiving blood

What are atria? 

300

Arteries are normally depicted as red while veins are colored blue. The exceptions to this rule are the _________ arteries and veins.

What are the pulmonary arteries and veins? 

300
The hepatic vein drains blood from the liver and returns it through the _________ vena cava.
What is inferior?
300

The first heart sound "lub" is caused by the closing of the _________ valves.

What is atrioventricular (AV)?

400

The structure that divides the left and right ventricles is called the ____________.

What is interventricular septum?

400
The pressure blood exerts against the inner walls of the blood vessel is known as ________.
What is blood pressure?
400

The chambers of the heart (atria or ventricles) relax and fill up with blood

What is Diastole?

400
When ventricles contract, the bicuspid valve (Left AV valve) prevents blood from flowing from the ____________.
What is the left ventricle to the left atrium?
400

How do you spell heart? 

h-e-a-r-t

500

The tiny white cords that anchor the cusps or flaps of endocardium to the walls of the ventricles are called______.

What is chordae tendinae?

500
The EKG wave that results from depolarization of the atria is the _________.
What is the P wave?
500

Ventricles contract and eject blood from the chambers

What is systole?

500
The tricuspid valve is located between the ____________.
What is the right atrium and right ventricle?
500

The AV Node serves as a conductor to pass the nerve impulse to the ________

What are the Purkinje Fibers?