Correct Answer: A

Rationale: Eclampsia is a serious complication of pregnancy characterized by seizures. Hyperreflexia is often a precursor to eclampsia, and assessing for it can help predict and manage the condition before seizures occur.

Correct Answer: C

Rationale: The fern test is used to confirm rupture of membranes. A sample of vaginal fluid is examined under a microscope, and the presence of a fern-like pattern indicates the presence of amniotic fluid.

Correct Answer: C

Rationale: The correct course of action after missing oral contraceptive pills depends on how many pills are missed. If three pills are missed, the client should not 'double up' but rather follow the manufacturer's instructions and use an alternative form of contraception until the next cycle. Taking too many pills at once increases the risk of side effects without restoring contraceptive protection.

Correct Answer: C

Rationale: Tamoxifen is an anti-estrogen medication primarily used to treat hormone receptor-positive breast cancer. It works by blocking estrogen receptors in breast tissue, slowing the growth of tumors that require estrogen to grow.

Correct Answer: B

Rationale: Variable decelerations are often caused by umbilical cord compression. Repositioning the client can help alleviate pressure on the cord and improve fetal oxygenation.