Cardiovascular

Front

What does the P wave represent on an EKG?

Back

The P wave represents the contractions of the atria.

Front

How many general types of lymphocytes are there in the body?

Back

There are more than five general types of lymphocytes in the body.

Front

What is the medication called that dissolves clots during a heart attack?

Back

Tissue Plasminogen Activator (tPA) is the enzyme that dissolves clots.

Front

What is the name of the valve between the right atrium and right ventricle?

Back

The valve is called the tricuspid valve.

Front

What does ventricular fibrillation refer to?

Back

Ventricular fibrillation refers to a heartbeat that is fast and ineffective, an irregular contraction of the ventricle, and a heart rhythm that may result in death.

Front

What is the function of the aortic valve?

Back

The aortic valve regulates blood flow from the left ventricle into the aorta.

Front

What is the role of red blood cells in the cardiovascular system?

Back

Red blood cells transport oxygen from the lungs to the body's tissues and return carbon dioxide to the lungs.

Front

What is the primary function of the heart?

Back

The primary function of the heart is to pump blood throughout the body.

Front

What is hypertension?

Back

Hypertension is a condition characterized by consistently high blood pressure.

Front

What is the significance of the QRS complex on an EKG?

Back

The QRS complex represents the depolarization of the ventricles, leading to ventricular contraction.