Which of these symptoms reflect left sided heart failures

Q1. A 55 year old male was admitted to the hospital with heart failure. He complains of increasing shortness of breath on exertion and needing to sleep on three pillows at night. Om physical assessment, the nurse determines that his ankles and feet are very swollen. Which of these symptoms reflect left sided heart failures and which reflect right-sided failures? Defend the answer.

Q2. Two intracellular molecules A and B are continually synthesised at a constant rate of 1000 per molecule per cell. Each molecule of A survives an average of 100 seconds. While each molecule of B survives an average of 10 seconds. If rate of synthesis of both A and B were suIDenly increased 10-fold to 10,000molecules per second-without any change in their average life times – how various molecules of A and B will be present after 1 second?

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