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Integumentary System
Dr. Adamcheck HVCC
52
Biology
Undergraduate 2
03/03/2008

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Cards

Term
What are the layers of the epidermis from deep to surface
Definition
Stratum basale, stratum spinosum, stratum granulosum, Stratum Lucidum, Stratum Corneium
Term
What are the two layers of the Dermis?
Definition
Papillary Dermis and Reticular Dermis
Term
What layer of the dermis creates fingerprints?
Definition
Papillary Dermis
Term
Stratum Lucidum is only in thin skin or thick skin?
Definition
Thick Skin
Term
What epidermis layer is the thickest?
Definition
Stratum Corneium
Term
In what epidermis layer are Melanocytes located?
Definition
Stratum Basale?
Term
What are the three layers of the hair?
Definition
Cuticle, cortex, medulla
Term
What is the center layer of the hair?
Definition
medulla
Term
What is the papilla in relation to the hair?
Definition
The blood supply to the root bulb
Term
What are the types of accessory glands in the integument system?
Definition
Sebaceous gland, merocrine sweat gland, apocrine sweat gland, mammary gland
Term
Where does the sweat gland secrete?
Definition
pores
Term
Where does the sebaceous gland secrete?
Definition
hair follicle
Term
What stimuli does the arrector pili muscle respond to?
Definition
Cold, Fear
Term
The two layers of the dermis are?
Definition
Papillary and Reticular
Term
What layer of the dermis is responsible for fingerprints?
Definition
Papillary
Term
What cell is responsible for skin and hair color?
Definition
Melanocytes
Term
The epithelial root sheath of a hair follicle is made of what stratum layer?
Definition
Stratum Basale
Term
What epithelial layer is clear and made of dead cells?
Definition
Stratum Lucidum
Term
What is the layer where desmosomes break apart?
Definition
Stratum Corneium
Term
What layer contains the pigment cells?
Definition
Stratum basale
Term
What layer starts with living cells but the superficial regions have dead cells?
Definition
Stratum granulosum
Term
Horns and hooves of hair are from what protein?
Definition
Hard Keratin
Term
The white half-mood part of the nail is the?
Definition
Lunula
Term
Filling cells with protein and killing them is called?
Definition
Kertinization
Term
Desquamation is commonly called _____________ when it's from the head?
Definition
Dandruff
Term
Stretch marks are from?
Definition
Broken fibers in the Dermis layer
Term
Thickening of the Stratum Cornium from friction is called?
Definition
A callus
Term
Lipids in vesicles are called?
Definition
Lamellar bodies
Term
Lines in palms and joints are known as?
Definition
Flexure Lines
Term
Ceruminous glands produce what?
Definition
Wax
Term
Eponychium is also called the?
Definition
Cuticle
Term
Very fine hair on the body is called?
Definition
Vellus hair
Term
What part of skin contains areolar tissue?
Definition
Hypodermis
Term
How thick is the Stratum granulosum layer?
Definition
3-5 cells
Term
Name 4 functions of the integumentary system?
Definition
temperature regulation, Vit D, protection, Keep H2o in body, blood reservoir, excretion
Term
Lamellar bodies are exocytosing from what layer?
Definition
Stratum spinosum
Term
How many people out of 100 will get skin cancer on average?
Definition
20
Term
What is the major risk factor for skin cancer?
Definition
UV overexsposure
Term
What is the most common form of skin cancer?
Definition
Basal cell Carcinoma
Term
What are the three types of skin cancer?
Definition
Basal cell carcinoma, squamous cell carcinoma, Melanoma.
Term
What is the most dangerous type of skin cancer?
Definition
Melanoma
Term
Which skin cancer is the slowest growing?
Definition
Basal cell carcinoma
Term
What is the ABCD rule of Melanoma?
Definition
Asymmetry, Border Irregularity, Color (black, brown, tan), Diameter (6mm or larger)
Term
What is the immediete threat of burns?
Definition
Loss of Body Fluids
Term
The anterior and posterior head and neck constitute what percentage of a burn?
Definition
9%
Term
A burn of the anterior chest and abdoman and the anterior and posterior of the lower limbs constitutes what percentage of a burn?
Definition

54%

 

(Anterior Abdoman/Chest = 18%)

(Anterior legs = 18%, Posterior Legs = 18%)

Term
a 2nd degree burn constitutes what skin layers?
Definition

Epidermis and part of the dermis (blisters)

Term
What type of burn only destroys the epidermis?
Definition
1st Degree
Term
What are functions of the merocrine sweat gland?
Definition

H2O waste control

Temp regulation

antibiotic/bacterial function

Term
What gland secretes sebum?
Definition
Sebaceous Gland
Term
Apocrine sweat glands are in what skin layer AND what is thier function?
Definition
Hypodermis,  scent function
Term
What and where are the the Eponychium and the Hyponychium
Definition
Cuticle (eponychium), Strato Corneum under free edge of the nail.
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