Stratum Germinativum(Basal)
What are the ridges of the stratum germinativum called that also arise from dermis?
Papillae (innermost layer)
What is reproductive layer?
When cells form and push their way up, become keratinized, and replace the top layer.
Where are the sweat glands primarily found?
-Armpits,- palm of the hands, -soles of the feet & forehead
What organisms mixes with the secretions from the axillary sudoriferous glands to produce an odor?
Bacteria
What does dermis contain?
Connective tissueHair folliclesBlood vesselsNerve endingsMuscles, OilsSweat glands and fat cells
What is sebum?
An oily secretion of the sebaceous glands
What is the name of the hollow tube in which the hair grows?
Hair follicles
What are melanocytes?
Pigment of the skin
The arrector pili muscle is responsible for creating what?
Goosebumps!
Where are nails formed?
Nail bed or MATRIX
What layers of the skin does a third degree burn include?
All layers
What type of cancer appears all of a sudden and is brown/black spot/patch on the skin?
Malignant Melanoma
The innermost layer of the skin is always reproducing itself because this enables the skin to do what if injured?
Reproduce more skin
Is athlete's foot contagious? Is it bacterial or a fungal infection?
Yes; fungal
Acne is caused by what? What type of blood cell is associated with acne?
Sebum plugging the pores; leukocytes
What is dermatitis and what causes it?
Inflammation of the skin caused by rash or emotions
What is the function of the papillae?
It helps with grip
What is the primary function of the skin?
To protect the body
Name the outermost layer of the skin
Epidermis
Name the outermost layer of the epidermis
Stratum Corneum
What is the medical term for sweat glands?
Sudoriferous Glands
What is the medical term for the oil producing glands of the skin
Sebaceous Glands
Name the skin cancer that is the most common and least malignant(least dangerous)
Basal Cell Carcinoma
What is the visible part of the hair called?
Shaft
What is the primary cause of skin cancer?
Exposure to sun
Sunlight stimulates what to make more melanin?
melanocytes
What sexually transmitted viral skin disorder can cause a newborn baby to be exposed to potential infection?
Genital Herpes
What medical condition exists when normal hair is replaced by a very short, transparent hair (baldness)?
Alopecia
The hair follicle originates from which layer of the skin?
dermis
When we apply creams to the skin, what function of the skin is taking place?
Absorption to certain drugs
What viral skin condition can recur after removal?
Warts
What are all the functions of the skin?
1. Protective covering2. Regulates body temperature 3. Manufactures Vitamin D4. Sensory Function5. Temporary storage of fat, glucose, water and salts6. Screens out harmful ultraviolet radiation7. Absorbs certain drugs
What is also known as "true" skin?
List the structures of the skin up to down
EpidermisDermisSubcutaneous
What is the subcutaneous layer made of and what does it contain?
Made up of loose connective tissue-Contains half of body's stored fat
In cells, cytoplasm is replaced with ____, making them waterproof
Keratin
What is albinism?
No melanin
Freckles are patches of what?
Melanin
Skin Structure
0
What are the---Outer layers of hair:Inner:Part under skin:Outside the skin:
1. Cortex2. Medulla3. Root4. Shaft
Perspiration is __% of water
99%
What is the average fluid loss per day?
500mL
The skin is generally too dry for what?
Microbial growth
What is the macule
flat discolored area of skin that is less than 1 centimeter in diameter (does not include a change in skin texture or thickness.)
What is pustule?
a small blister or pimple on the skin containing pus.
What is a crust?
areas of dried pus and blood, commonly called "scabs
What is a vesicle?
fluid filled sacs such as those seen in acne or pimples
What does the rules of nine measure?
Measures percent of body burned
What is squamous cell carcinoma? Where does it occur most often?
Abnormal cell growth arising from the epidermis- occurs on scalp & lower lip
What is the genetic predisposition to allergies, skin inflammation, redness, vesicles, scales, crusting, and pustules? (No true cure, but can treat symptoms)
Eczema
What is a ringworm?
A fungus
What forms elevated grayish lines due to mites, feces, or bites
Scabies
What is a possibly genetic disorder triggered by emotional stress, illness, sunlight, or skin damage?
Psoriasis
What is the most common contagious skin infection among kids that usually form blisters around the body that is generally caused by bacteria?
Impetigo
What are caused by viruses that form bumps on the skin in various methods?
integumentary system