Single and Double Circulation-Questions and Answers Graded A+

Single and Double Circulation-Questions and Answers Graded A+ Give an example of a single circulatory system - ANSWER-In a fish Give an example of a double circulatory system - ANSWER-In a Human What are the similarities? - ANSWER-They both have ventricles and atriums/aorta's What are the differences? - ANSWER-The fish has 1 ventricle and we have two. We have pulmonary capillaries and the fish has gill capillaries What are the advantages of a double circulatory system? - ANSWER-More active because we can generate more pressure to pump blood from the body to the heart What is the flow like in a single circulatory system - ANSWER-Slow What is the flow like in a double circulatory system - ANSWER-Fast What is the pressure like in a single circulatory system - ANSWER-Low What is the pressure like in a double circulatory system - ANSWER-High Is a single circulatory system open or closed - ANSWER-Closed Is a double circulatory system open or closed - ANSWER-Closed Which organism has a single circulatory system - ANSWER-Fish Features of single circulatory system heart - ANSWER-Heart has a single atria and ventricle Explain how the double circulatory system in a named organism works - ANSWER-Mammals Heart is divided Right = deox blood - goes to lungs Left = ox blood - goes to body Explain how the single circulatory system in a named organism works - ANSWER-Fish Deox blood pumped by heart to gills Absorbs oxygen Excretes carbon dioxide Ox blood then travels to other body areas Delivers oxygen Returns to heart