• Glands

• 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

• 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

• 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

• 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