integument system

A detailed Summary of integument system

1. Integument - a natural outer covering or coat, such as the skin or a membrane enclosing an organ

2. Protection - skin serves as a protective barrier from mechanical injury and penetration of harmful chemicals

Defense - first line of defense against any disease organism

Prevention of Dehydration - immersed in an internal sea carefully regulated, dilute salt, solution that is essential to life

Maintenance of Body Temperature - by sweating it helps regulate the body temperature

Excretion of Wastes - sweat glands also excrete excess water and waste

Reception of Stimuli - sensors for stimuli of (touch, pressure, heat, cold, and pain) and sends message to central nervous system

Vitamin D Synthesis - when ultraviolet rays hit the skin, a cholesterol compound is changed into Vitamin D

3. Epidermis - the outer most layer of the skin including dead cells of the stratum corneum and the living sub-layers of cell that give rise to them

The epidermis contains: stratum, corneum. str

5. Sebaceous sweat glands are located in the skin of mammals. They secrete an oily substance called sebum. In humans, sebaceous glands are usually found with hair follicles but also occur in hairless areas of the skin, except for the palms of the hand and soles of the feet. Sebum is a mixture of fat and the debris of dead fat-producing cells. These cells are constantly being replaced by new growth at the base of the glands. Generally the sebum is deposited on the hairs inside the follicles and is brought up to the surface of the skin along the hair shaft. In hairless areas, the sebum comes out through ducts. Sebum lubricates and protects the hair and skin, and prevents drying and irritation of membranes. Sebum may collect excessively as a result of poor hygiene, a diet rich in fats, or accelerated glandular activity, especially during adolescence. Excessive secretions of sebum may be related to acne, certain forms of baldness, and other skin disorders.

Subcutaneous Layer - the layer of loose connective tissue an

Some common words found in the essay are:
Subcutaneous Layer, Vitamin Synthesis, , Reception Stimuli, Prevention Dehydration, Excretion Wastes, Body Temperature, connective tissue, stratum corneum, loose connective tissue, tissue beneath skin, loose connective, skin hair, fibrous protein, layer skin, subcutaneous layer, beneath skin, sweat glands, body temperature,

Approximate Word count = 688
Approximate Pages = 3 (250 words per page double spaced)

Category: Science

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integument system

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