This interactive module will help you understand the basic anatomy and physiology of the respiratory organs, primarily the lungs. You will learn about lung development, respiratory toxicology, secondhand tobacco smoke, asthma, and lung...

Good overview of the life and philosophy of Descartes. Notes his impressive achievements in geometry, physiology, and natural science in addition to his important works in philosophical method and metaphysics. Credits Descartes as the...

A guide to the physiology of muscle and the dissection of the rat muscular system.

This StudyCards stack enables students to review the vocabulary and physiology of the circulatory system.

Learn fast facts, the physiology, habitats, behaviors and range of the arctic hare.

Learn fast facts, the physiology, habitats, behaviors and range of the Atlantic puffin.

Learn fast facts, the physiology, habitats, behaviors and range of the bald eagle.

Learn fast facts, the physiology, habitats, behaviors and range of the beaver.

Learn fast facts, the physiology, habitats, behaviors and range of the bighorn sheep.

Learn fast facts, the physiology, habitats, behaviors and range of the bison.

Learn fast facts, the physiology, habitats, behaviors and range of the common garter snake.

Learn fast facts, the physiology, habitats, behaviors and range of the fisher.

Learn fast facts, the physiology, habitats, behaviors and range of the two-striped grasshopper.

Learn fast facts, the physiology, habitats, behaviors and range of the great blue heron.

Learn fast facts, the physiology, habitats, behaviors and range of the monarch butterfly.

Learn fast facts, the physiology, habitats, behaviors and range of the Pacific loon.

Learn fast facts, the physiology, habitats, behaviors and range of the pronghorn.

Learn fast facts, the physiology, habitats, behaviors and range of the redheaded woodpecker.

Learn fast facts, the physiology, habitats, behaviors and range of the ruffed grouse.

Learn fast facts, the physiology, habitats, behaviors and range of the Atlantic or Pacific salmon.

Learn fast facts, the physiology, habitats, behaviors and range of the tundra swan.

Learn fast facts, the physiology, habitats, behaviors and range of the walrus.

Free, downloadable images on a variety of topics related to urchin development, anatomy and physiology. Useful for teaching, worksheets and reports.

Human bodies aren't built for extreme aging: our capacity is set at about 90 years. But what does aging really mean, and how does it counteract the body's efforts to stay alive? Monica Menesini details the nine physiological traits that...