Hormone Secreted by the Pituitary Gland

The endocrine system is a collection of glands that produce hormones to regulate many bodily functions. One of the major glands in this system is the pituitary gland, often referred to as the "master gland." This gland influences other endocrine glands and controls various physiological processes including growth, metabolism, and reproductive functions.

Which hormone is primarily secreted by the pituitary gland that regulates growth and development?