PBS
Pbs Teachers:scientific American: Affairs of the Heart: Exploring Vessel Physics
Explore the relationship between pressure and vessel diameter and create a model that represents how elevated blood pressure may affect weakened vessels. Design and critique a repair device.
PBS
Pbs Teachers: Scientific American: Body Building: One Way Valves
Investigate biotechnology design by creating a model of a one-way valve from plastic tubing. Describe the mechanical action of the valve.