Question | Answer |
valves | flaps in the heart that keep blood flowing in one direction |
arteries | the blood vessels that carry blood away from the heart |
veins | the blood vessels that carry blood to the heart |
capillaries | the smallest type of blood vessels, with walls that are only one cell thick |
The Circulatory System includes | blood, blood vessels, & heart |
Three types of blood vessels | arteries, veins, & capillaries |
Four parts of blood | red blood cells, white blood cells, platelets, plasma |
White blood cells | destroy harmful microorganisms, remove dead cells, and help prevent disease |
platelets | helps your blood to clot |
Red blood cells | carries oxygen to the body tissues and gives blood its color |
Blood pressure | the pushing of the blood against the inner walls of the blood vessels |
Blood delivers___,____,____ to the cells | water, oxygen, food |
Four types of blood | A (+, -) B (+, -) AB (+,-) O(+,-) |
Four Chambers of the heart | Right atrium, Left atrium, Right Ventricle, Left Ventricle |
4 Ways to care for the Circulatory System | exercise, eat healthy, no tobacco, maintain healthy weight |