Linggo, Enero 26, 2014

Integumentary System

        The integumentary system consists of the skin, or integument, and its acessory structures which are the hair, nails, exocrine glands and smooth muscles. It functions to protect our body from external harm, vitamin D synthesis, sensation and temperature regulation.

The Skin is the organ that covers the external surface of the body. It consists of two layers, the epidermis which is the superficial layer and the dermis which is the underlying layer. Under the dermis is the subcutaneous tissue or hypodermis which consists of adipose tissues.

In our activity, we magnify the tissues of the thick and thin skin. We also determine the differences between the two of it. Their differences in location, epidermal layers, hair, sweat glands and oil glands.


In our second activity we determine the density of sweat glands, the two-point discrimination where we distinguish the most and least sensitive part of the body, the adaptation of tactile receptors and termoreception.

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