An EKG ruler, basic caliper, and EKG diagram all in one.
Standard 12 lead layout and the associated "adjacent" leads as well as a chart showing vessels and their likely lead changes.
Standard 12 lead layout and the associated "adjacent" leads as well as a chart showing vessels and their likely lead changes
Visual diagram and anatomical references for standard 12 lead placement as well as right sided and posterior 12 leads.
Visual diagram of cardiac auscultation, valve locations, and abnormal murmur waveforms