2020-1P Ciencias naturales-4-EVersion en ligne De acuerdo con las temáticas trabajadas en clase, responde las siguientes preguntas: par Andec Ingeniería SAS 1 The circulatory system is characterized by being a A closed and simple circuit b An open and simple circuit c An open and double circuit d A closed and double circuit 2 What types of blood vessels exist? a Arteries, veins and capillaries b Arteries, veins and lymphatic capillaries c Arteries, veins and tubules d Aorta, veins and capillaries 3 Circulatory system a Exchange gases with the respiratory system b Does all three c Eliminates waste in the excretory apparatus d Receive nutrients from the digestive system 4 The heart has a An atrium and a ventricle b One atrium and two ventricles c Two vesicles and two ventricles d Two atria and two ventricles 5 What is the blood vessel that carries blood to the heart? a Artery b Capillary c Valves d Veins
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