GENERAL HISTOLOGY

Detailed explanation-1: -Detailed Solution. The correct option is 2 i.e Salivary gland. The Endocrine system consists of Endocrine glands that release hormones into the bloodstream. The Endocrine hormones help to control mood, growth, and development, the way organs work metabolism, and reproduction.

Detailed explanation-2: -Recent research has shown that the lungs not only participate in gas exchange, but perform an important endocrine function too. The pulmonary vascular bed is a unique system because of its position in the general circulation and its vastness.

Detailed explanation-3: -There is another type of gland called an exocrine gland (e.g. sweat glands, lymph nodes). These are not considered part of the endocrine system as they do not produce hormones and they release their product through a duct.

Detailed explanation-4: -The female ovaries, male testes, and pituitary, thyroid, and adrenal glands are major constituents of the endocrine system.

Detailed explanation-5: -Important endocrine glands include the pituitary, thyroid, parathyroid, thymus, and adrenal glands.