CARDIOVASCULAR PHYSIOLOGY

Institution UNIVERSITY
Course MEDICINE
Year 1st Year
Semester Unknown
Posted By Brian Mike
File Type pdf
Pages 47 Pages
File Size 858.17 KB
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Description

The cardiovascular system (cardio- heart; vascular blood vessels) consists of three interrelated components: blood, the heart, and blood vessels. In the embryo, the heart begins to beat at 4 weeks of age, even before its nerve supply has been established The heart pumps blood through blood vessels to all body tissues. the heart beats about 100,000 times every day When sleeping, the heart pumps 30 times its own weight (5 L) each minute, which amounts to more than 14,000 liters of blood in a day and 10 million liters in a year
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