Glands Glands Exocrine Glands Exocrine secretion into a

• 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: Ø Serous

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

• Glands – Exocrine: secretion into a body cavity or onto a body surface o Examples: Ø Serous Ø Mucous Ø 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 Secrete • Alveolar (Acinar) into ducts • Tubuloalveolar

• 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