Heart Structures
The location of the apex of the heart
Any blood vessel going away from the heart.
What is an artery?
Describe oxygenated blood.
What is blood that has high oxygen content having just come from the lungs? (Bright red)
Blood goes here from the left ventricle.
What is the to the rest of the body beginning in the aorta?
A few common risk factors for heart disease.
What are obesity, drinking, smoking, stress, heredity...?
The atrium or ventricle that is surrounded by the most muscle.
What is the left ventricle?
The veins from the body come into the heart through these two blood vessels.
What are the superior and inferior vena cavae.
Three things that blood carries.
What are oxygen, carbon dioxide, nutrients, waste?
Blood direction in veins.
What is towards the heart?
The reason to need coronary artery bypass surgery.
What is a blood vessel supplying blood to the heart is mostly blocked and needs to be rerouted.
The valve between the right atrium and right ventricle.
What is the tricuspid valve? (or right atrioventricular valve)
The smallest bloods vessels that carry oxygenated blood.
What are arterioles?
Three major types of blood cells in the blood.
What are red blood cells, white blood cells and platelets.
These blood vessels have valves to prevent backflow.
What are veins?
Blood pressure that is too high.
What is hypertension?
The valve leaving the left ventricle.
What is the aortic semilunar valve?
Blood returns to the heart from the lungs through these blood vessels.
What is the pulmonary veins.
Cardiac output.
What is the amount of blood pumped through the heart in one minute?
Systolic pressure
Pressure at the peak of ventricular contraction.
A few prevention strategies to maintain heart health.
What are exercise, eating right, not smoking or drinking, avoiding stress...?
Tissue that acts as a pacemaker, starting the electrical impulse that contracts the heart.
What is the sinoatrial node? (SA node)
The purpose of coronary arteries.
What is: supply blood, oxygen and nutrients to the actual muscle of the heart?
Blood has higher pressure in these blood vessels.
What are aorta and arteries?
As blood moves through vessels it decreases pressure because of this:
Peripheral resistance
The name and purpose device that was going to be removed in the surgery we watched.
What is an LVAD, left ventricular assist device which was used to help pump the blood from the left ventricle to the rest of the body?