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Integumentary System
Integumentary System
52
Anatomy
11th Grade
10/07/2011

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Term
Mucous- epithelial or connective?
Definition
Both
Term
Location of Mucous?
Definition
Lines the entire digestive,respiratory,and reproductive systems. Some urinary system too.
Term
Function of Mucous?
Definition
Secretes mucous which prevents cavities from drying out. Lubricates and absorbs food.
Term
Serous- epithelial or connective?
Definition
Areolar connective and simple squamous epithelial
Term
Location of serous?
Definition
Parietal layer: cavity walls
Visceral layer: body organs
Term
Function of Serous?
Definition
Secretes serous fluid that lubricates organs to glide easily over each other or to slide against the cavity wall.
Term
Cutaneous- epithelial or connective?
Definition
Epithelial: epidermis
Connective: dermis
Term
Locaton of cutaneous?
Definition
skin
Term
Synovial- epithelial of connective?
Definition
Connective: areolar and adipose
Term
Location of synovial?
Definition
Joints
Term
Function os synovial?
Definition
Secretes synovial fluid which lubricates the ends of bones as they move joints.
Term
Translucent Cells,containing large amounts of keratin.
Definition
Stratum Lucidum
Term
Translucent Cells,containing large amounts of keratin
Definition
Stratum Lucidum
Term
This layer consists of 25-30 layers of flattened dead cells
Definition
Stratum Corneum
Term
Dermis layer responsible for fingerprints.
Definition
Papillary Layer
Term
Vascular region
Definition
Dermis
Term
Eight to ten layers of keratinocytes that fit closely together. Provides flexibility and strength to the skin
Definition
Stratum Spinosum
Term
Scale-like cells full of keratin that constantly flake off
Definition
Stratum Corneum
Term
Site of elastic and collagen fibers
Definition
Dermis
Term
Site of melanin formation
Definition
Stratum basale
Term
Major skin area from which the derivatives (hair,nails) arise
Definition
Epidermis
Term
Composed of a single row of cuboidal or columnar keratinocytes. These undergo cell division continuously.
Definition
Stratum basale
Term
Greater amounts of the pigment _____ are produced when the skin is exposed to the sun.
Definition
Melanin
Term
The most abundant protein in dead epidermal structures such as hair and nails is called _______.
Definition
keratin
Term
_____ is an oily mixture of lipids,cholesterol, and cell fragments.
Definition
Sebum
Term
The oldest epidermal cells in the epidermis are found in the ________.
Definition
Stratum Corneum
Term
The externally observable part of the hair is called the _____.
Definition
hair shaft
Term
The _____ provides mechanical strength to the skin.
Definition
Dermis
Term
The amount of ________ is about the same in all people. It is the amount of pigment produced that causes variations in skin color.
Definition
melanocytes
Term
Radiation from the skin surface and evaporation of sweat are two ways in which the skin helps to get rid of body ____.
Definition
Heat
Term
Fat in the _____ tissue layer beneth the dermis helps to insulate the body.
Definition
Adipose
Term
The waterproofing protein found in the epidermal cells is called _____.
Definition
Keratin
Term
The vitamin that is manufactured in the skin is ________.
Definition
Vitamin A
Term
A localized concentration of melanin is _______.
Definition
freckle,mole,age spot
Term
The cells that play a part in immune response against microbes are called________.
Definition
T-cells
Term
A callus is an abnormal thickening of the_______.
Definition
Top layer of skin
Term
A blackhead is an accumulation of oily materials which is produced by _______.
Definition
Sebaceous glands
Term
Tiny muscles attached to hair follicles that pull the hair upright during fright or cold are called_______.
Definition
Arrector pili
Term
The most numerous variety of perspiration glands is the ___________.
Definition
Eccrine gland
Term
_____ surrounds the root and is composed of two layers of epidermal cells and surrounded by connective tissue.
Definition
Hair follicles
Term
A less numerous variety of perspiration glad is ________. Its secretion (often milky in appearance) contains proteins and other substances that favor bacterial growth.
Definition
apocrine sweat gland
Term
______ is found everywhere on the body except the palms of the hands,soles of the feet,and lips and primarily consists of dead keratinized cells.
Definition
Hair
Term
________ are specialized nerve endings that respond to temperature and touch.
Definition
Cutaneous receptors
Term
______ becomes more active at puberty.
Definition
Apocrine sweat glands
Term
Part of the heat-liberating apparatus of the body is the _______.
Definition
Eccrine sweat gland
Term
The superficial portion of the hair that projects above the surface of the skin is called the ____.
Definition
Hair shaft
Term
Full thickness burn,epidermal and dermal layers destroyed,skin is blanched.
Definition
3rd
Term
Blisters form
Definition
2nd
Term
Epidermal damage,redness,and some pain (usually brief).
Definition
1st
Term
Epidermal and some dermal damage,pain,regeneration is possible.
Definition
2nd
Term
Regeneration is impossible,requires grafting.
Definition
3rd
Term
Pain is absent because nerve endings in the area are destroyed.
Definition
3rd
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