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Integumentary System

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anatomy and bioinformatics (29bif)

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Integumentary System

The definition of the Integumentary System

The skin and all of its myriad offshoots are both part of the integumentary system. The integumentary system is a system that is comprised of organs that are the outermost protective covering of the animal body.

This system also includes the digestive system. Infection, desiccation, abrasion, chemical assault, and radiation damage are just some of the many dangers that the integumentary system helps to defend against.

The skin is the most important component of the integumentary system in mammals, including humans.

This organ system is comprised of several additional glands and a variety of sensory units, including somatosensory receptors and nociceptors, in addition to the skin itself.

Various Roles Played by the Integumentary System

The integumentary system of vertebrates is often referred to as a "jack-of-all-trades" since it serves multiple important purposes.

Functions:

Protection

The integument, often known as the skin, helps to keep the internal environment of the animal stable by acting as a barrier between it and the external world.

Inflammatory cells in the skin serve as a line of defense against antigens that have penetrated the barrier.

Melanin is a pigment that shields the skin from the sun's potentially damaging UV rays.

The lipid and oil-like secretion that is produced by various glands serves as an additional barrier against the effects of chemicals and also helps to prevent the loss of heat.

Thermoregulation

Sweat glands and the hair that grows on mammalian skin work together to keep the temperature of the normal mammalian body at a comfortable level.

In heated conditions, the cooling and temperature regulation functions of the body are assisted by the evaporation of aqueous perspiration from the skin.

In a similar fashion, hair contributes to the regulation of body temperature and the facilitation of the evaporation of moisture from the skin.

Integumentary blood vessels expand in order to facilitate the removal of heat, turning the skin into a radiator in the process. On the other hand, integumentary blood vessels contract in order to facilitate the maintenance of heat.

Excretion

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Integumentary System

Course: anatomy and bioinformatics (29bif)

7 Documents
Students shared 7 documents in this course
Was this document helpful?
Integumentary System
The definition of the Integumentary System
The skin and all of its myriad offshoots are both part of the
integumentary system. The integumentary system is a system that
is comprised of organs that are the outermost protective covering
of the animal body.
This system also includes the digestive system. Infection,
desiccation, abrasion, chemical assault, and radiation damage are
just some of the many dangers that the integumentary system helps
to defend against.
The skin is the most important component of the integumentary
system in mammals, including humans.
This organ system is comprised of several additional glands and a
variety of sensory units, including somatosensory receptors and
nociceptors, in addition to the skin itself.
Various Roles Played by the Integumentary System
The integumentary system of vertebrates is often referred to as a
"jack-of-all-trades" since it serves multiple important purposes.