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Cardiovascular

QuestionAnswer
What is an artery? Blood vessel that carries oxygenated blood.
What is an arterioles? Smaller arteries.
What are veins? Blood vessels that carries deoxygenated blood, carbon dioxide.
What are venules? Smaller veins.
What are capillaries? Smallest arteries and veins.
What is vasodilation? Increased diameter of arteries.
What is vasoconstriction? Decreased diameter of arteries.
What does vasodilation cause? Hypotension(low blood pressure).
What does vasoconstriction cause? Hypertension(high blood pressure).
What cavity is the heart housed in? Thoracic cavity.
What is the region between the sternum and vertebrae, from a lateral view, called? Mediastinum.
What is the membranous sac around the heart called? Pericardium.
What is the outer layer of the heart called, that is visible when an incision is made to the pericardium? Epicardium.
What is the muscular layer of the heart, in between the endocardium and the epicardium called? Myocardium.
What is the inner layer of the heart called? Endocardium.
What is septa? The walls that separate the chambers of the heart.
The inferior and superior venae cavae serves what purpose? It delivers deoxygenated blood to the right atrium.
What are the largest veins in the body? The superior and inferior venae cavae.
What is the location of the right atrium? Superior right chamber of the heart.
What valve separates the right atrium from the right ventricle? Tricuspid valve.
What type of blood moves from the right atrium to the right ventricle? Deoxygenated blood- carbon dioxide.
After blood has entered the right atrium, where does it go next? Right ventricle.
What is the location of the right ventricle? Inferior right chamber.
What is the purpose of the valves? To prevent regurgitation, or refluxing, of blood.
What is a murmur, or bruit? A sound caused by valvular regurgitation.
Where does the deoxygenated blood from the right ventricle travel? To the pulmonary trunk.
What valve is located at the entrance of the pulmonary trunk? The pulmonary semilunar valve.
Where does the deoxygenated blood go from the pulmonary trunk? Through the right and left pulmonary artieris to the lungs.
What happens in the lungs? Respiration.
What is respiration? The exchange of gases-carbon and carbon dioxide.
How does the oxygenated blood from the lungs get to the left atrium? Through the pulmonary veins.
Where is the location of the left atrium? Superior left chamber.
The oxygenated blood from the left atrium goes to the left ventricle through what valve? Bicuspid (mitral) valve.
Where does the oxygenated blood go from the left atrium? Through the bicuspid valve to the left ventricle.
Where is the location of the left ventricle? Inferior left chamber.
The left ventrical pumps oxygenated blood through what valve? Aortic semilunar valve.
Where does the aortic semilunar valve allow the oxygenated blood to enter? The ascending aorta.
Created by: juggagirl21