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Gate Keepers
Bhlud Shupply
You better not guess
Anatomy Shmatomy
100
Another name for the left atrioventricular valve
What is mitral/bicuspid valve
100

What are the two discrete major blood vessels of the heart?

What is the left main coronary artery and the right main coronary artery

100
What are the layers of the heart?
What is epicardium, myocardium, endocardium, and pericardium
100
Receives oxygen depleted blood from superior and inferior vena cava
What is right atrium
200
Gatekeeper between the right atrium and right ventricle
What is tricuspid valve
200

The posterior descending artery (PDA) originates from the

Right main coronary artery (RCA)

200
What is the blood flow?
What is blood from systemic circuit - sup & inf vena cava - R atrium - r ventricle via tricuspid valve - to pulmonary trunk and arteries via pulmonary semilunar valve- lungs - pulmonary veins - l atrium - l ventricle via mitral valve - aorta via aortic semilunar valve - bloow to systemic circuit
200
Marks border between the atria and ventricles
What is Coronary Sulcus
300
"Back up plan" to help valves stay shut
What is chordae tendineae
300
Opens into the right atrium of the heart and serves to drain the coronary veins.
What is the coronary sinus
300
Pressure on the heart that occurs when blood or fluid builds up in the space between the heart muscle (myocardium) and the outer covering sac of the heart (pericardium).
What is Cardiac tamponade
300
Name at least two descriptions about orientation of the heart
What is Lies slightly left of midline to the midclavicular line Apex located approx. 5th intercostal space Sits on oblique angle to longitudinal axis Rotated slightly toward the left
400
More issues are seen with these valves due to increased pressure
What is the mitral and aortic semilunar valves
400
Curves into the coronary sulcus and gives rise to diagonal branches as it curves toward the posterior surface of heart
What is left circumflex artery (LCX)
400
Cardiac Output=
What is HR x SV
400
Divides ventricles
What is anterior/posterior interventricular sulci
500
Which valve is the largest?
What is the tricuspid valve
500
Also called the "widowmaker artery"
What is the left main artery
500
Pressure that must be overcome for the aortic valve to open to eject blood
What is after load
500
Expandable portion of an atrium is called
What is auricle