Question

Mammary glands are

• A. Apocrine
• B. Mesocrine
• C. Holocrine
• D. Heterocrine

Answer 1

The correct option is A Apocrine

Apocrine glands - a portion of the plasma membrane buds off the cell, containing the secretion. Examples of apocrine glands: lipid component of the lactating mammary gland, which are responsible for secreting breast milk.
Merocrine glands - cells secrete their substances by exocytosis. Also called "eccrine." Examples include some sweat glands and the salivary glands.
Holocrine glands - the entire cell disintegrates to secrete its substance. Examples include the sebaceous glands of the skin and the meibomian glands of the eyelid.
Heterocrine gland - pancreas can be classified as both an endocrine and exocrine gland, therefore, it is referred to as a heterocrine gland.