Instructional Video
Khan Academy

Khan Academy: Systolic Murmurs, Diastolic Murmurs, and Extra Heart Sounds Pt 2

11th - 12th
This video goes through the mechanisms of various types of heart murmurs. At the end of the video, try to match the heart sound to the correct murmur. [14:39]
Instructional Video
Khan Academy

Khan Academy: Understanding the Pressure Volume Loop

9th - 10th
Figure out how all of those physiology terms: end-systolic, end-diastolic, pulse pressure, stroke volume, and ejection fraction, can be easily figured out using the pressure-volume loop. [9:18]