The heart is comprised of 4 chambers. The upper is called the atria (plural) and the lower are the ventricles. Blood flows into the right atrium (singular), then is pumped into the right ventricle. The right ventricle continues the flow, pumping the blood into the lungs where it receives oxygen. From there, it flows into […]
Nathan J. Winograd is the Executive Director of the No Kill Advocacy Center which promotes shelter reform and protection for animals. Nathan graduated Stanford Law School and was formerly a criminal prosecutor and a corporate attorney. Nathan has lectured through the United States and internationally in Canada, Australia, New Zealand, Ireland and the Czech Republic […]
