Circulatory System — function?
Transports blood, nutrients, gases, waste.
Circulatory System — role?
Transports blood, nutrients, gases, waste.
Heart chambers — number?
Four chambers: two atria, two ventricles.
Red Blood Cells — function?
Carry oxygen with hemoglobin.
Capillaries — role?
Exchange gases, nutrients, waste with tissues.
Blood Vessel Types — function?
Arteries: carry blood away; veins: carry to; capillaries: exchange.
Heart Chambers — number?
Four: two atria, two ventricles.
Pulmonary circulation — pathway?
Right ventricle to lungs, back via pulmonary veins.
Systemic circulation — pathway?
Left ventricle to body, return via veins.
Blood components — main types?
Plasma, RBCs, WBCs, platelets.
Pon a prueba tus conocimientos con 10 preguntas sobre Circulatory System and Heart Function.
1. What is blood?
2. What is the primary role of hemoglobin in red blood cells?
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