Sperm and male sex hormones (androgens) occur when hypothalamus or pituitary gland dysfunction is then required, because of ...

The pituitary gland is protected and housed by the sella turcica or bony structure that does not leave much room for any expansion. The hypothalamus, the part of the brain that sits just above the ...

The pituitary gland, also known as the hypophysis, lies immediately beneath the hypothalamus, resting in a depression of the base of the skull called the pituitary fossa, also called the Turkish ...

Low levels of progesterone and estrogen cause the hypothalamus to send a releasing hormone (GnRH) to the pituitary gland. The releasing hormone signals the pituitary gland to release FSH (follicle ...

Low levels of progesterone and estrogen cause the hypothalamus to send a releasing hormone (GnRH) to the pituitary gland. The releasing hormone signals the pituitary gland to release FSH (follicle ...

The thyroid gland produces two thyroid hormones, triiodothyronine (T3) and thyroxine (T4), and releases them as needed by the body. The hypothalamus and the pituitary gland help control the thyroid ...

There are two brain structures that regulate cortisol production: the hypothalamus and the pituitary gland. When cortisol levels are insufficient, the brain releases stimulating hormones ...

which severs the connections between the cell bodies of AVP-secreting neurons in the hypothalamus and their nerve terminals in the posterior pituitary gland, which prevents AVP secretion.

Hypothalamic TSH-releasing hormone (TRH) is secreted mainly from the paraventricular nucleus in the hypothalamus and ... TSH is secreted from the pituitary gland and reaches the thyroid gland ...