Anatomy
Right upper chamber of the heart that receives deoxygenated blood.
What is the right atrium?
These blood vessels carry blood AWAY from the heart.
What are arteries?
The contraction phase of the cardiac cycle.
What is systole?
The condition is characterized by high blood pressure.
What is hypertension?
This component of blood is responsible for carrying oxygen.
These structures prevent the backflow of blood in the heart.
What are heart valves?
These are the SMALLEST blood vessels in the body.
What are capillaries?
The node in the heart that initiates electrical impulses.
What is the sinoatrial (SA) node?
The medical term for heart attack.
What is myocardial infarction?
These cells are responsible for CLOTTING blood.
What are platelets?
The heart is located in this body cavity?
What is thoracic cavity?
The LARGEST artery in the body.
What is the aorta?
The relaxation phase of the cardiac cycle.
What is diastole?
The condition is characterized by the accumulation of fatty deposits in the arteries.
What is atherosclerosis or hardening of the arteries?
The LIQUID portion of blood is called this.
What is plasma?
This particular artery supplies oxygenated blood to the heart muscle itself.
What is the coronary artery?
These vessels carry blood back to the heart.
What are veins?
The medical term for RAPID heartbeat.
What is tachycardia?
This condition is characterized by an irregular heartbeat.
What is arrhythmia?
These cells are responsible for fighting infection.
What are white blood cells (leukocytes)?
The term for the OUTER layer of the heart muscle.
What is the epicardium?
These TINY vessels connect arterioles to venules.
What are capillaries?
The volume of blood pumped out by each ventricle per minute.
What is cardiac output?
This procedure is used to examine the inside of blood vessels.
What is an angiography?
This iron-containing protein in red blood cells that binds with oxygen.
What is hemoglobin?