Bartleby
Bartleby.com: The Muscles and Fascie of the Foot
The various muscles in the foot explained in depth including position on the foot, diagrammed, nerves, and action of the muscle. Some of the muscles discussed in the site are extensor digitorum brevis, extensor hallucis brevis and...
TeachEngineering
Teach Engineering: Our Amazing Skeleton
This lesson covers the topic of human bones and joints. Students learn about the skeleton, the number of and types of bones in the body, and how outer space affects astronauts' bones. Students also learn how to take care of their bones...
Khan Academy
Khan Academy: Forces on a Kidney Stone
This passage will test your knowledge on Newton's laws and equilibrium inside the human body.