You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is The regressive changes during puerperium are mostly confined to the all EXCEPT: and explain in detail?
Puerperium is the period following childbih during which the body tissues, especially the pelvic organs reve back approximately to the pre-pregnant state both anatomically and physiologically. The retrogressive changes are mostly confined to the reproductive organs with the exception of the mammary glands which in fact show features of increased activity. Involution also involves regression of all physiological changes that occurred in all body systems to return to normal to their pre-pregnant state, including, cardivascular, respiratory, urinary tract and hemodynamic changes.