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.
The central image is a frontal cross-section of the body of a standing human male set in a landscape. Each of the body parts is labeled with a letter of the alphabet. There are two other figures (numbered 'II' and 'III') on either side of the central figure: figure II is partial cross-section of a human male torso, with each part of the insides labeled with a letter of the alphabet; figure III is a cross section of another body part, with each part of it labeled like the other figures.
Copyright:
The National Library of Medicine believes this item to be in the public domain. (More information)