Question

j4.Person A has a heart rate 90 heartbeats per min, a cardiac output of 6.8 L blood per minute and an end- diastolic volume of 170 mL blood. From this information, calculate the ciection fraction. Show your work Is the calculated value found to be normal, below normal or low? (2 marks for your work + 2 marks for correct answer 4 marks in total) 15. Answer the following questions based on the types of vertebrate circulatory systems a. List 3 similarities and 1 difference between the heart of a turtle (reptile) and a frog (amphibian). Hint- think about the number of atria, the number of ventricles, the type of septum as well as mixing/no mixing of oxygenated and deoxygenated blood! (4 marks) b. List 3 differences between the heart of a fish and a bird (mammal). (3 marks)

Answer 1

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