Glands

– Exocrine

Glands – Exocrine: secretion into a body cavity

Glands – Exocrine: secretion into a body cavity or onto a body surface

Glands – Exocrine: secretion into a body cavity or onto a body surface o Examples:

Glands – Exocrine: secretion into a body cavity or onto a body surface o Examples:  Serous

Glands – Exocrine: secretion into a body cavity or onto a body surface o Examples:  Serous  Mucous

Glands – Exocrine: secretion into a body cavity or onto a body surface o Examples:  Serous  Mucous  Sweat

Glands – Exocrine: secretion into a body cavity or onto a body surface

Glands – Exocrine: secretion into a body cavity or onto a body surface – Endocrine

Glands – Exocrine: secretion into a body cavity or onto a body surface – Endocrine: secretion into the ECF

Modes of secretion

– Merocrine

Modes of secretion – Merocrine: secretion by exocytosis

Modes of secretion – Merocrine: secretion by exocytosis – Apocrine

Modes of secretion – Merocrine: secretion by exocytosis – Apocrine: secretion by loss of cytoplasm

Modes of secretion – Merocrine: secretion by exocytosis – Apocrine: secretion by loss of cytoplasm – Holocrine

Modes of secretion – Merocrine: secretion by exocytosis – Apocrine: secretion by loss of cytoplasm – Holocrine: secretion through loss of entire cell

Exocrine Gland Structure

– Unicellular e.g. Goblet cell

Exocrine Gland Structure – Unicellular

Exocrine Gland Structure – Unicellular – Multicellular

Exocrine Gland Structure – Unicellular – Multicellular Secretory sheets

Exocrine Gland Structure – Unicellular – Multicellular Secretory sheets Tubular

Exocrine Gland Structure – Unicellular – Multicellular Secretory sheets Tubular Alveolar (Acinar)

Exocrine Gland Structure – Unicellular – Multicellular Secretory sheets Tubular Alveolar (Acinar) Tubuloalveolar

Exocrine Gland Structure – Unicellular – Multicellular Secretory sheets Tubular Alveolar (Acinar) Tubuloalveolar Secrete into ducts

Exocrine Gland Structure – Unicellular – Multicellular Secretory sheets Tubular Alveolar (Acinar) Tubuloalveolar

Membranes

– Mucous membranes

Membranes – Mucous membranes (mucosa)

Membranes – Mucous membranes (mucosa): line cavities that communicate with the exterior

Membranes – Mucous membranes (mucosa): line cavities that communicate with the exterior – Serous membranes

Membranes – Mucous membranes (mucosa): line cavities that communicate with the exterior – Serous membranes (serosa)

Membranes – Mucous membranes (mucosa): line cavities that communicate with the exterior – Serous membranes (serosa): line internal cavities

Membranes – Mucous membranes (mucosa): line cavities that communicate with the exterior – Serous membranes (serosa): line internal cavities – Synovial membranes

Membranes – Mucous membranes (mucosa): line cavities that communicate with the exterior – Serous membranes (serosa): line internal cavities – Synovial membranes: line synovial cavities