Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Schematic illustration of a left ventricular cross section (short axis) at the level of the chordea tendinae. A1: area of the left ventricular epicardial cross section; A2: Area of the left ventricular endocardial cross section; t: Thickness of the myocardial cross section.
