NEET Biology Body Fluids And Circulation Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Body Fluids And Circulation Topic Based

Question & Answer Discuss:

How do parasympathetic neural signals affect the working of the heart?

(a) Heart rate is increased without affecting the cardiac output

(b) Reduce both heart rate and cardiac output

(c) Both heart rate and cardiac output increase

(d) Heart rate decreases but cardiac output increases

Answer: (b)

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