Explain the role of the endocrine system in maintaining homeostasis, focusing on the hypothalamus-pituitary axis and its regulation of hormone secretion. Begin by describing the hypothalamus’s function as the master regulator, integrating signals from the nervous system and releasing hormones that stimulate or inhibit pituitary hormone secretion. Elaborate on the anterior pituitary’s role in producing and releasing tropic hormones that target other endocrine glands, such as the thyroid-stimulating hormone (TSH) and adrenocorticotropic hormone (ACTH). Next, discuss the feedback mechanisms involved in regulating hormone levels, including negative feedback loops that maintain hormone balance. Finally, provide examples of endocrine disorders resulting from dysregulation within the hypothalamus-pituitary axis, such as hypothyroidism or Cushing’s syndrome.