Question

example of exocrine glands endocrine glands and heterocrine glands

Answer 1

Exocrine glands drain out their secretion to the body surface through ducts or directly over the substrate. E.g oil glands, tear glands

Endocrine glands lack ducts and secrete the product directly in blood fluid,i.e blood and lymph
E.g adrenal, hypothalamus.

Heterocrine glands which have both exocrine and endocrine parts. E.g gonads.

Answer 2

Explanation:

Exocrine glands are glands that secrete substances onto an epithelial surface by way of a duct. Examples of exocrine glands include sweat, salivary, mammary, ceruminous, lacrimal, sebaceous, and mucous.