What should be done for a 36-year-old woman who is 10 weeks pregnant, has been vomiting for a week, and shows signs of dehydration?

In the scenario described, the appropriate action for a 36-year-old woman who is 10 weeks pregnant, experiencing vomiting for a week, and showing signs of dehydration is to administer fluids and an antiemetic.

This is the correct choice because the woman is likely experiencing hyperemesis gravidarum, a severe form of nausea and vomiting in pregnancy. The signs of dehydration indicate that she needs immediate replenishment of fluids to prevent complications such as electrolyte imbalances and decreased blood pressure. Administering intravenous fluids can help restore hydration and maintain her circulation. Alongside fluids, providing an antiemetic can help alleviate her vomiting, making it easier for her to retain fluids and nutrients, ultimately supporting both her health and the health of her developing fetus.

Other options, while they may have some merit in specific situations, do not address her immediate needs as effectively. Transporting her to the nearest hospital might be necessary if her condition were more severe or if she required specialist treatment; however, if the situation can be managed at the scene, stabilizing her with fluid therapy is a priority. Providing oral rehydration solutions is less effective in cases of significant dehydration that may require intravenous therapy. Conducting a pregnancy test is unnecessary in this context since she