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← Human Body & HealthIf a woman with regular menstrual cycles experiences elevated stress, what happens to GnRH pulsatility?
A)Pulsatility amplitude is increased.
B)Pulsatility frequency is decreased.✓
C)Amplitude and frequency both increase.
D)Pulsatility remains unchanged overall.
💡 Explanation
Elevated stress can lead to increased cortisol production, which inhibits GnRH secretion. This results in decreased GnRH pulsatility frequency because the hypothalamic-pituitary-gonadal (HPG) axis is suppressed. Therefore, reduced frequency, rather than increased amplitude or unchanged pulsatility, is the likely outcome.
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