Cardiovascular System. Circulatory System. Transport System Oxygen Nutrients CO2 Blood is circulated through the body via vessels & pumped by the heart. Heart. Begins to beat at 4 wks in utero Beats an average of 50 – 100 times a minute (called?)
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.
Heart is divided into 4 chambers.
The upper chambers are atrium
The lower chambers are ventricles