### body part | organ | gland:

Mammary gland
* Most mammary glands have functions
  - reproductive functions
* Some mammary glands consist of lobes
  - produce milk
* are actually modified sweat glands which produce milk
  - compound alveolar
  - exocrine glands
  - influenced by hormones activated in puberty
  - part of female mammals
  - present in all mammals, although they are vestigial in the male of the species
* are present in both males and females but normally function only in females
  - sexes
  - probably highly modified sweat glands
  - the organs that produce milk for the sustenance of a baby
  - what give our class of animals their name
  - where the puppies and kittens get milk from their mothers
* differ somewhat in form from species to species of mammals.
* produce as long as they're asked and able to do so
  - milk that is used to feed newborns
* radiate from the nipple like a series of tubes.
* secrete milky substances

Mucous gland
* Most mucous glands produce secretion
  - sticky secretion
* help to keep the skin moist.
* keep the skin moist allowing gases to enter and exit the skin.

Nasal gland
* Most nasal glands play roles.
* Some nasal glands eliminate excess salt

Oil gland
* are clearly visible on the underside of the leaves
* become dry and blood vessels near the surface of the skin increase in size
  - more active, and oily skin produces blackheads or pimples
* help to form a protective barrier on the skin.
* produce a substance called sebum which help to moisturize the skin.
* secrete oil to lubricate the skin.

### body part | organ | gland | oil gland:

Sebaceous gland
* Most sebaceous glands open out into the hair follicle.
* Most sebaceous glands produce oily substances
  - waxy substances
* Some sebaceous glands produce lipid mixture
* are exocrine glands
  - found in hair-covered areas, where they are connected to hair follicles
  - in high concentration on the face and scalp
* are involved in skin problems such as acne and keratosis pilaris
  - as oily skin , acne , and keratosis pilaris
* are largest and most fully developed on the face, scalp, chest, and back
  - numerous on the face and in areas where acne tends to strike
  - located over most of the body
  - never painful unless they have become infected, or have been squeezed too hard
  - oil glands
  - part of hair follicles
  - secretory glands that open into hair follicles and skin pores
  - similar in all mammals
  - under the influence of sex hormones
  - underactive in older people and overactive in younger people
* associated with hair follicles protect the skin of mammals.
* become overactive due to internal factors such as a surge in hormones.
* can secrete sebum to lubricate the skin and hair.
* get their name from the oily substance they produce - sebum.
* have their openings at the root of the eye lashes.
* is an oil gland
* make a fatty kind of secretion that helps keep our skin moist and pliable.
* occur in most areas of the skin closely attached to the hair follicle.
* produce an oil called sebum , which keeps the skin hair supple and waterproof
  - less oil
* secrete an oily sebum which functions as a conditioner for both skin and hair
+ Sebaceous gland, Diseases: Glands :: Integumentary system
  * Sebaceous glands are involved in skin problems such as oily skin, acne, and keratosis pilaris. The prescription medicine isotretinoin significantly reduces the amount of sebum produced by the sebaceous glands, and is used to treat acne.

Pancreas
* aid in digestion.
* are behind stomachs.
* are near intestines
  - small intestines
  - part of bodies
* consist of tissue.
* control blood glucose
* deliver enzymes.
* have endocrine functions
* includes corpi
  - lobes
* make insulin.
* produce digestive enzymes
  - external secretion
  - hormone insulin
  - much insulin
* release digestive enzymes
* secrete enough insulin
  - glucagons
* serve functions
  - primary functions