1. BY: JARON ESTEP & PEYTON PATRICK

2.  Protects the body’s internal living tissues and organs  Protects against invasion from harmful organisms  Protects from dehydration  Helps excrete waste through perspiration  Acts as a receptor for touch  Stores water fat glucose and vitamin D

3.  Epidermis  Dermis  Hypodermis

4.  The top layer of skin made up of the epithelial cells.  Does not contain blood vessels.  Its main function is protection, absorption of nutrients, and homeostasis.  Its structure consists of a keratinized stratifies squamous epithelium which is made of four types of cells. Keratinocytes, melanocytes, merkel cells, and langerhans’ cells.

5.  The dermis is the middle layer of skin  Composed of dense irregular connective tissue and areolar connective tissue such as collagen.  The dermis has two layers  One is a papillary layer  The other is a reticular layer  The dermal layers provide a site for the endings of blood vessels and nerves

6.  Also called hypoderm, subcutaneous tissue, or superficial fascia and the bottom layer of the integumentary system.  Types of cells that are found in the hypodermis are fibroblasts, adipose cells, and macrophages.  It is derived from the mesoderm, but not the dermatome region of the mesoderm

7.  Rash  Blister  Sunburn  albinism  Herpes  Cancer  Psoriasis

8.  A change in skin which affects its color appearance or texture

9.  A blister is a small pocket of fluid in the upper layer of the skin

10.  A sunburn is a form of radiation burn that affects living tissue from an overexposure to ultraviolet light

11.  A congenital disorder characterized by the complete of partial absence of pigment in the skin.

12.  Is a viral disease from the herpesviridae family caused by both herpes simplex virus type 1 and type 2  There is two main types of herpes: oral herpes, and genital herpes

13.  Is a broad group of various diseases, all involving unregulated cell growth.

14.  Is a immune mediated disease that affects the skin. It is typically a lifelong condition.

15.  www.wikipedia.com www.wikipedia.com  Google images  www.biology4kids.com/files/systems_inte gument.html www.biology4kids.com/files/systems_inte gument.html  http://depts.gpc.edu/~dec,s/ibim/integ ument.htm http://depts.gpc.edu/~dec,s/ibim/integ ument.htm