Question

What is the difference between an exocrine gland and an endocrine gland?

Answer 1

Exocrine gland​ ​	Endocrine gland​ ​
Exocrine glands discharge their secretions through ducts.​	These glands are ductless glands.​
Their secretions reach body surface (internal or external). ​ ​	Their secretions directly pour into the bloodstream and reach their target organ/cells.​
Exocrine glands are mostly composed of enzymes and salts.​ ​	Endocrine glands are composed of hormones.​ ​
Examples: sebaceous glands, lacrimal gland, salivary gland, etc.​ ​	Examples: thyroid gland, pituitary gland, adrenal gland, pineal gland, etc.​