A nurse is discussing fetal oxygenation during labor of a client with the RN. As the client progresses through the first stage of labor, which of the following client physiologic adaptations should the nurse identify as promoting fetal oxygenation?
Elevated client blood pressure during contractions
Decrease in client blood volume
Increased client cardiac output
Client bradypnea
The Correct Answer is C
A. Elevated client blood pressure during contractions – Incorrect; high BP can reduce uteroplacental circulation, affecting fetal oxygenation.
B. Decrease in client blood volume – Incorrect; a drop in blood volume would compromise oxygen delivery.
C. Increased client cardiac output – Correct; cardiac output increases during labor to enhance blood flow to the placenta, improving fetal oxygenation.
D. Client bradypnea – Incorrect; slow breathing (bradypnea) can lead to hypoxia, reducing fetal oxygen supply.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","C","E"]
Explanation
A. Hormonal imbalances – Incorrect; while maternal hormones can impact fetal growth, they are not classified as teratogens.
B. Chemicals – Correct; drugs, alcohol, and toxins (e.g., thalidomide, lead, mercury) can cause birth defects.
C. Environmental – Correct; radiation and pollutants can affect fetal development.
D. Emotional stress – Incorrect; while stress affects pregnancy outcomes, it is not classified as a teratogen.
E. Infections – Correct; infections such as rubella, toxoplasmosis, and syphilis can cause severe congenital abnormalities.
F. Physical trauma – Incorrect; trauma can harm the fetus but is not a teratogen.
Correct Answer is B
Explanation
A. Notify social services. – Incorrect; while reporting may be necessary, the nurse must first gather more information.
B. Ask the parents what caused the bruises. – Correct; the nurse should first assess by asking the parents in a nonjudgmental manner to determine if the bruises are accidental or suspicious for abuse.
C. Ask the toddler what caused the bruises. – Incorrect; toddlers may have limited verbal skills, and their responses may not be reliable.
D. Notify the provider. – Incorrect; while the provider should be informed, the nurse must first assess before escalating concerns.
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