Science Museum of Minnesota
Science Museum of Minnesota: Habits of the Heart
A guide to the heart, lungs, and circulatory system, and surgical procedures of the heart. Includes many digital images. Lesson plans with pictures and video instructions are very helpful.
BioEd Online
Bio Ed Online: Why Circulate?
In this lesson plan students will observe the dispersion of a drop of food coloring in water, draw conclusions about the movement of dissolved substances, and develop explanations about the importance of organisms' internal transport...
Healthline Media
Medical News Today: Articles: Hypertension: What Is High Blood Pressure?
Learn about high blood pressure, its causes, symptoms, and treatment. Also learn how blood pressure is measured and controlled.
WebMD
Web Md: How a Health Professional Measures Blood Pressure
This resource lists the steps a health professional usually follows in measuring blood pressure. Also listed are factors that may cause a measurement to be inaccurate.