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Chapter 6
Skin and Integumentary System
34
Anatomy
Not Applicable
10/05/2005

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Cards

Term
What are the 3 layers of the skin?
Definition
Epidermis, Dermis, and Subcutaneous layer
Term
What makes skin an organ?
Definition
It is made up of many different tissues all working together for the same funtions.
Term
What is the Epidermis made up of? (What type of cell)
Definition
Stratified squamous epithelium
Term
What are the deepest layer of epidermal cells called?
Definition
stratum basale
Term
The ____ is made up of dead cells and is the outermost layer of the epidermis.
Definition
stratum corneum
Term
Does the epidermis have blood vessels?
Definition
No
Term
What type of cell produces melanin?
Definition
melanocytes
Term
What are the functions of the epidermis?
Definition
shielding underlying tissues, and keeps them from injury.
Term
What is the process in which melanin is transfered?
Definition
Cytocrine secretion
Term
What factors effect skin color?
Definition
the amount of melanin produced, distribution and size of graules, uv rays, blood in the dermal tissue
Term
What cell type makes up the dermis?
Definition
dense connective tissue
Term
What is the function of the dermis?
Definition
binding epidermis to tissues, regulation of body temperature, and sense
Term
What causes a pressure ulcer?
Definition
Killing of the epidermis by cutting off blood through the dermis.
Term
What is another name for the subcutaneous layer?
Definition
hypodermis
Term
What cell types make up the subcutaneous layer?
Definition
adipose and loose connective
Term
What are the functions of the hypodermis?
Definition
Insulation, housing of major blood vessels
Term
What produces the hair shaft?
Definition
Hair follicle
Term
What is a hair shaft made of?
Definition
dead epidermal cells
Term
What is the muscle responsible for goosebumps and what muscle type is it?
Definition
arrector pili muscle, smooth
Term
What determines hair color?
Definition
Amount of melanin produced
Term
What pigment is found only in red hair?
Definition
trichosiderin
Term
cancer from epithelial cells
Definition
cutaneous carcinomas, basal cell car., or squamous cell car.

most common
Term
cancer from the melanocytes
Definition
cutaneous melanomas, melanocarcinomas, or malignant melanomas
Term
lunula
Definition
where most of the nail is grown
Term
What sweat gland responds to heat?
Definition
eccrine
Term
What sweat gland responds to pain?
Definition
apocrine
Term
What "other" types of sweat glands are there?
Definition
mammary, ear wax
Term
What are the 4 types of membranes?
Definition
serous, mucous, synovial, cutaneous
Term
serous membrane
Definition
lines body cavities that lack openings to the outside... secretes serous fluid
Term
mucous membranes
Definition
line cavities and tibes that open to the outside... secrete mucous
Term
synovial
Definition
form linnings of joint cavities... secrete synovial fluid
Term
cutaneous
Definition
"skin"
Term
sebum
Definition
what sebacious glands secrete
Term
What produces heat?
Definition
cellular metabolism
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