In a human female, the reproductive phase starts on the onset of puberty and ceases around middle age. Study the graph given below regarding the menstrual cycle and answer the questions that follow:
\begin{figure}[H] % The [H] forces the figure to appear exactly here
\centering
\includegraphics[width=\textwidth]{Screenshot 2025-01-16 174432.png} % Replace with the actual path to your image
\caption{Hormonal regulation and events during the menstrual cycle.}
\label{fig:menstrual_cycle}
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(a) Name the hormones and their source organ, which are responsible for the menstrual cycle at puberty.
Show Hint
FSH and LH regulate ovarian follicle development and ovulation during the menstrual cycle.