Human skin sweat glands (medical 3D sectional view)

Human skin sweat glands (medical 3D sectional view)

Plant Cell Structure (Microscopic 3D Sectional View)

Plant Cell Structure (Microscopic 3D Sectional View)

Human sebaceous glands (medical 3D structural diagram)

Human sebaceous glands (medical 3D structural diagram)

Human sweat glands (medical 3D structural diagram)

Human sweat glands (medical 3D structural diagram)

Sectional drawing of human teeth (medical 3D structural diagram)

Sectional drawing of human teeth (medical 3D structural diagram)

Internal structure of bacteria (microscopic 3D schematic diagram)

Internal structure of bacteria (microscopic 3D schematic diagram)

Exocrine gland (sectional schematic diagram)

Exocrine gland (sectional schematic diagram)

Exocrine gland is a gland that secretes externally, usually composed of two parts: the gland surrounded by glandular epithelium and the excretory duct that excretes secretions, hence also known as ductal gland. It can be divided into single-cell glands and multicellular glands, and can also be called sweat glands, mucous glands, serous glands, etc. according to the type of secretion.