Master Of Medicine

Apocrine glands

• Apical parts of the glands shed off following secretion
• eg:Atypical Sweat glands,ceruminous glands,Glands of Moll,mammary glands.

Holocrine glands

• WHOLE part of the gland is destroyed following secretion
• eg:Sebaceous glands

Eccrine glands/Merocrine/Epicrine

• Glands remain intact(exocrine glands).
• Majority of sweat glands are Eccrine glands.

Sweat Glands

Sweat glands are of two types.

Eccrine/merocrine—–>Typical sweat glands.

• Distributed all over the body.
• Innervated by cholinergic system.
• Secretory portion has clear cell,dark cells,myoepithelial cells.

Apocrine—–>Atypical sweat glands.

• Axilla,monspubis,circumanal area,areola and nipple.
• Excretory ducts open into hair follicles.
• Functional after puberty
• Supplied by adrenergic nerves.