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Body Systems Series:  V - The Cardiovascular System
Overview:
Explore the cardiovascular system of the human body with an overview about blood, the heart, blood vessels, and gas exchange in the body.  Appropriate for grades 6-12.  


Thinkfinity Podcasts


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Subject: Health, Science
Title: Healing Grapes     
Description: In this Science Update, from Science NetLinks, you'll hear about efforts to boost the positive effects of some free radicals. Scientists have discovered that a compound found in grape seeds turns into a free radical when it's applied directly to wounds, promoting new blood vessel and skin growth. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Thinkfinity Partner: Science NetLinks
Grade Span: 6,7,8,9,10,11,12



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Subject: Science
Title: Young Blood     
Description: In this Science Update, from Science NetLinks, you'll hear about how young blood can help old muscles heal faster. An experiment found that blood from younger mice stimulated stem cells in the muscles and livers of older mice. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Thinkfinity Partner: Science NetLinks
Grade Span: 6,7,8,9,10,11,12



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Subject: Health
Title: Gum and Heart Disease     
Description: In this Science Update, from Science NetLinks, you'll hear about how scientists have found two kinds of oral bacteria in human artery plaque, a sticky substance that clogs blood vessels. This implies that certain strains of bacteria have the ability to travel from gum to artery tissue. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Thinkfinity Partner: Science NetLinks
Grade Span: 6,7,8,9,10,11,12



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Subject: Health, Science
Title: Blood Cholesterol     
Description: In this Science Update, from Science NetLinks, you'll hear about whether donating blood could actually be good for you. In the interview, Kirsten Alcorn, Medical Director of the Washington Hospital Center's transfusion service, discusses whether or not donating blood can help you get rid of cholesterol. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Thinkfinity Partner: Science NetLinks
Grade Span: 6,7,8,9,10,11,12



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Subject: Health, Science
Title: Hearts & Worms     
Description: In Science Update, from Science NetLinks, you'll hear how a worm that has no heart is helping scientists figure out why potentially beneficial drugs may have deadly heart reactions in humans. Christina Petersen, an anesthesiologist from Vanderbilt University, explains how a tiny roundworm, known as C. elegans, beats rhythmically like a human heart, has similar electrical properties, and is controlled by similar genes. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Thinkfinity Partner: Science NetLinks
Grade Span: 6,7,8,9,10,11,12



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Subject: Science
Title: Modern Leeching     
Description: In this Science Update, from Science NetLinks, you'll hear about how leeches, popular in medicine in the 1800s, are still used by doctors today, sometimes for safely removing congested blood from a wound. Science Updates are audio interviews with scientists and are accompanied by a set of questions as well as links to related Science NetLinks lessons and other related resources.
Thinkfinity Partner: Science NetLinks
Grade Span: 6,7,8,9,10,11,12



Web Resources: Podcasts


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Beating Heart
http://kidshealth.or...
The functions of the cardiovascular system come to life in this animated video. The video is followed by an interactive article, quiz, activity, and word find.

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Circulatory System Study Jam
http://studyjams.sch...
StudyJams has an animated video on the flow of blood to and from the heart and the exchange of oxygen and carbon dioxide. A quiz is provided as a assessment.

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