All of the following are typically associated with loss of 40% of the circulating blood volume except_______________?
Correct answer: C. A decrease in the heart rate
- A. A decrease in the blood pressure
- B. A decrease in the central venous pressure
- C. A decrease in the heart rate
- D. A decrease in the urine output
Explanation
A 40% blood-volume loss causes hypovolaemic shock with reduced blood pressure, central venous pressure and urine output, while sympathetic compensation increases the heart rate. Therefore, a decreased heart rate is the exception.
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