Medical illustration of human respiratory and digestive systems — Stock photos

"Medical illustration of human respiratory and digestive systems" is an authentic stock image by StocktrekImages. It’s available in the following resolutions: 1600 x 1238px, 2600 x 2011px, 4800 x 3713px. The minimum price for an image is 49$. Image in the highest quality is 4800 x 3713px, 300 dpi, and costs 449$.