Which gland is responsible for secreting hormones like FSH and LH?

The pituitary gland is indeed responsible for secreting hormones such as Follicle-Stimulating Hormone (FSH) and Luteinizing Hormone (LH). This gland, often referred to as the "master gland," plays a crucial role in regulating various bodily functions by controlling the release of hormones from other endocrine glands throughout the body.

FSH and LH are critical for regulating the menstrual cycle and reproductive processes, as they stimulate ovarian function in women and testosterone production in men. The anterior part of the pituitary gland produces these hormones in response to signals from the hypothalamus, specifically Gonadotropin-Releasing Hormone (GnRH).

Other glands, like the pineal gland and thyroid gland, have entirely different functions. The pineal gland primarily secretes melatonin, which helps regulate sleep-wake cycles, while the thyroid gland is involved with metabolism through hormones like thyroxine. The adrenal gland produces hormones like cortisol and adrenaline, which are important for stress response and metabolism but do not directly relate to FSH and LH. Therefore, the pituitary gland's role in these processes confirms its primacy in hormone regulation related to reproduction.