QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
Coronary artery that gives rise to the Circumflex Branch - Answers - ✔✔ left coronary
artery (LCA)
Formula for Aortic Pulse Pressure - Answers - ✔✔ Pulse Pressure Systolic - Pulse
Pressure Diastolic
cardiac output - Answers - ✔✔ Heart rate (x) stroke volume = _____?
structures that connect the atrioventricular valves to the papillary muscles and prevent
them from opening in the wrong direction (prevents backflow) - Answers - ✔✔ chordae
tendineae
Shown by Leads V1, V2, V3, V4 - Answers - ✔✔ Anteroseptal
A potent coronary vasodilator used in exercise stress testing - Answers - ✔✔
Dipyridamole
Group of drugs that lowers the Left and Right Ventricular filling pressure (preload) -
Answers - ✔✔ Nitrates
Leads II, III, aVF - Answers - ✔✔ Inferior wall
best viewed in leads I, aVL, V5, V6 - Answers - ✔✔ Lateral Wall of Left Ventricle
Large, diphasic P wave with tall initial component - Answers - ✔✔ Right Atrial
Hypertrophy
the amount of resistance a contracting ventricle must produce to open the semilunar
valve - Answers - ✔✔ Afterload
heart muscle tissue - Answers - ✔✔ Myocardium
valve between the right atrium and the right ventricle - Answers - ✔✔ tricuspid valve
Receives deoxygenated blood from the great veins - Answers - ✔✔ right atrium