Human Digestive System Anatomy Diagram - Labeled Illustration #3572131 (License: Personal Use)

This classic anatomical line drawing depicts the major components of the human gastrointestinal tract in a simplified yet accurate layout. Organs are labeled using standard abbreviations: s for stomach, sm for small intestine, lm for large intestine, and r for rectum; the esophagus (S°) is also indicated at the top. The illustration emphasizes structural relationships and organ positioning within the abdominal cavity.

Used in biology textbooks, medical education resources, and health websites to teach digestive anatomy; ideal for students, educators, and patients seeking visual understanding of GI tract organization.