Extra Heart Sounds (S3 and S4)


This course will teach you about auscultation of the third and fourth heart sounds. Before you take this course you should have finished the Normal, First, and Second Heart Sound courses. You should feel comfortable with the material presented. 

Please use good quality headphones or earphones.

How To Use Course Lessons

Each lesson consists of multiple pages: text description with audio recording and  dynamic waveform pages. Some lessons include a cardiac animation and exercises pages. To view these lesson pages, use the tabs which appear above each lesson's content.
Extra Heart Sounds (S3 and S4) image for nav bar help

After completing a lesson, use the blue arrows to view the next lesson. Lessons can also be accessed by using the Table of Contents found in the left margin.

Quick Quiz

Test your knowledge! Try our Quick Quiz.





Table of Contents