During pregnancy, a woman's blood volume increases to accommodate the growing fetus to the point that vital signs may remain within the normal range without showing signs of shock. until what percentage of her blood volume the woman can lose?

Which of the following statements about the societal costs of tobacco use is true? a. tobacco use affects the tax rate of only those individuals who smoke. b. the negative effects of tobacco use are only experienced by the smoker. c. tobacco users contribute to an overall loss of productivity. d. increased healthcare costs are mainly absorbed by tobacco users