Define circulatory system:, Consists only of the heart and blood., A system of organs, What's the circulatory system definition?, Any dysfunction that prevents it from properly delivering oxygen and nutrients throughout the body., Transport blood through the organism., How many types of circulation exist?, 1, 5, 2, 7, What kind of circulation does human have?, Single circulation, Double circulation, Open circulation, Pulmonary only, What is the main function of the heart?, Absorb nutrients, Produce hormones, Store oxygen., Pump blood, How many atria and ventricles does the human heart have?, 1 atrium and 2 ventricles, 2 ventricles and 3 atria, 2 atria and 2 ventricles, 4 atria and 4 ventricles, Which vessel carries blood away from the heart?, Arteries, Venules, Capillaries, Veins, What is the main function of red blood cells?, Produce antibodies, Fight infections, Transport nutrients and waste, Clot the blood, What is the QRS complex in and electrocardigam? , Repolarization, Depolarization of ventricles, Depolarization of atria, What does the P wave means in the electrocardiogam?, Infection found, Electrical rest, Depolarization of ventricles, Depolrization of atria.

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