Pituitary gland
PITUITARY GLAND The pituitary gland (hypothesis) is a small gland situated at the base of the skull in the sella turcica and connected to the brain by pituitary stalk It is divided into 1. Anterior pituitary (adenohypophysis) 2. posterior pituitary (neurohypophysis). 3. Intermediate lobe (called pars intermedia) Hypothalamo- Hypophysial connections Two types of connections b/w hypothalamus and pituitary gland 1- A vascular connections between hypothalamus and anterior pituitary gland in the form of a hypothalamo-hypophysial portal circulation 2- A nervous connection between the hypothalamus and posterior lobe in the form of hypothalamo- hypophysial tract .................................................................................... Anterior Pituitary Gland It is called the “Master gland It is essential for life It secrete the following hormones ” . Anterior Pituitary Hormones I-Polypeptide Hormones...