system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
All of the following statements are false about stroke volume EXCEPT:
assistant
The correct answer is  Ans. C Decreases by increase in heart rateRef: Ganong, 25th ed. pg. 570-71* Basically it is asking here about the TRUE statement among the given choices.* Stroke volume is indirectly proportional to heart rate* Stroke volume = cardiac output/heart rate* As the heart rate increases, stroke volume decreases.* After load is determined by peripheral resistance. Therefore, it has nothing to do with stroke volume determination.* Stroke volume depends upon end diastolic volume (NOT pre-diastolic volume)