Which principle should guide the trauma nurse's plan of care for a pregnant woman?
A) Pregnant women have a 45% increase in plasma volume.
B) Pregnant women can lose up to 50% of blood volume before showing signs of hypovolemia.
C) In hypovolemia, the body shunts blood to the pregnant uterus.
D) The pregnant women shows signs of shock before the fetus.
A) Pregnant women have a 45% increase in plasma volume.
Explanation: A) The physiologic changes in pregnancy may alter how traumatic injuries affect the mother and fetus because pregnant women experience a 45% increase in plasma volume.
B) Pregnant women experience a 45% increase in plasma volume. This volume expansion allows for women to lose up to 35% of their blood volume before showing any signs of hypovolemic shock.
C) In a hypovolemic state, the body shunts blood to essential organs and away from nonessential organs, including the uterus.
D) There can be extensive fetal compromise before the mother shows any signs of shock.
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