Ch 12 Flashcards
Under the dermis there is subcutaneous
Adipose tissue
Two main layers of the skin
Epidermis(outer) and dermis( under the epidermis)
What structures can be found in the dermis
Lymphatics, nerves, blood vessels, hair follicles, sweat glands, sebaceous glands
Adip/o
Fat
The primary component of the nonliving outer layer of the epidermis
Keratin
Lip/o
Fat
Axill/o
Axilla (armpit)
Bacter/i, bacteri/o
Bacteria
Cutane/o
Skin
Derm/a, derm/o, demat/o
Skin
Erythemat/o
Erythema or redness
Follicul/o
Follicle
Ichthy/o
Fish
Kerat/o
Horny tissue (contains keratin)
Onych/o
Nail
Ungu/o
Nail
Pil/o
Hair
Trich/o
Hair
Seb/o
Sebum
Seps/o
Infection
Sept/o
Infection or septum
Xer/o
Dry
-static
Keeping stationary
What do pilomotor muscles do
Erection of the hairs of the skin in response to a chilly environment or emotional stimulus
Sweat glands can be called
Sudoriferous glands
Although elimination of body wastes in the form of perspiration is a function of sweat glands, their main function is
Regulation of body temperature
What is the oily substance that inhibits the growth of bacteria and lubricates the skin
Sebum
What kind of glands arise from hair follicles and produce sebum
Sebaceous glands
Hair follicles
Tiny tubes of epidermal cells that contain the root of the hair shaft
Ungual
Pertaining to the nail
Seborrheic keratosis
Skin condition common among the elderly. Consists of benign skin lesions
Skin lesion
Any visible, localized abnormality of the skin, such as a wound, rash, or sore
Nodule
Marble-like solid lesion more than 1 cm wide and deep
Cyst
A sac filled with fluid or semi-solid material
Macule
Non-raised, discolored spots less than 1 cm in diameter
Papules
Elevated lesion less than 1 cm in diameter
Plaques
Elevated and circumscribed patches more than 1 cm in diameter
Bullae
Blisters greater than 1 cm and filled with clear fluid
Vesicles
Blisters less than 1 cm in diameter and filled with clear fluid
Pustules
Vesicles filled with cloudy fluid or pus
Wheals
Elevated, irregularly shaped lesion is seen in urticaria(hives), an allergic skin eruption
Atrophy
Wasting of the epidermis; skin appears thin and transparent
Ulcer
Irregularly shaped erosions that extend into the dermis
Fissures
Deep linear splits through the epidermis into the dermis
The acronym for remembering the primary skin lesions
BeCause My New Pick-up Plodded, i Paid for a V W
BeCause My New Pick-up Plodded, i Paid for a V W
Bulla, cyst, macule, nodule, pustule, plaque, papule, vesicle, wheal
Scales
Dried fragments of sloughed epidermis that are whitish and irregular in size and shape
Wound
A break in the skin, usually caused by an injury
Keloid
Excessive overgrowth of unsightly scar tissue
Laceration
A torn, jagged wound
Incision
A smooth-edged wound produced by a sharp instrument
Aseptic
Free of pathogenic organisms
Abrasion
Skin scraped or rubbed away by friction
Contusion
A bruise, caused by a blow to the body that does not break the skin
Skin graft
Skin is implanted to cover areas where skin has been lost
Abscess
Cavity that contains pus caused by an infectious microorganism and surrounded by inflamed tissue
Acne vulgaris
Disease of the skin that is common where sebaceous glands are numerous; acne
Albinism
Absence of normal pigmentation, caused by a defect in melanin precursors
Cellulitis
Acute infection of the skin and subcutaneous tissue characterized most often by local heat, redness, pain, and swelling
Contact dermatitis
Skin rash resulting from exposure to an irritant or to a sensitizing agent that initiates an allergic response
Cyanosis
Bluish discoloration of the skin and mucous membranes
Dermatitis
Inflammatory condition of the skin
Discoid lupus erythematosus
Chronic disorder characterized by lesions that are covered with scales
Frostbite
Damage to the skin, tissues, and blood vessels as a result of prolonged exposure to cold
Furuncle
localized skin infection originating in a gland or hair follicle. Called a boil
Hypopigmentation
Decreased tissue pigmentation, but not a complete absence of color
Ichthyosis
Any of several skin disorders marked by skin that is dry and scaly
Lipoma
Benign tumor consisting of mature fat cells
Malignant melanoma
Any malignant tumor of the skin that is composed of melanocytes
Mycodermatitis
Inflammation of the skin caused by a fungus
Necrosis
Death of areas of damaged or diseased tissue or bone surrounded by healthy tissue
Pediculosis
Infestation by lice and named for a genus of sucking lice, pediculus
Petechiae
Tiny, purple or red spots as a results of tiny hemorrhages within dermal layers
Psoriasis
Red patches covered by thick, dry, silvery scales
Scabies
Contagious dermatitis caused by the itch mite that is transmitted by close contact
Scleroderma
Chronic hardening and thickening of the skin
Skin cancer
Any of several neoplasms of skin; most common and most curable malignancies
Urticaria
Skin eruption characterized by wheals of varying shapes and sizes, also called hives
Xerosis
Minor irritation of the skin characterized by excessive dryness
Trichosis
Any abnormal hair growth, baldness or excessive hair growth
Seborrhea
Excessive production of sebum
What term means to flush an open wound with a medicated solution, water, sterile saline, or an antimicrobial
Wound irrigation
Topical medications
Drugs placed directly on the skin
Asepsis
Absence of germs
Bacteriostatic
Inhibiting the growth of bacteria
Bactericidal
Killing bacteria
Sepsis
Contamination or infection
And infected wound cab be described as
Septic
Transdermal drug delivery
Drugs place onto unbroken skin
Liposuction can be called suction assisted
Lipectomy
Collagen injection are used for
Enhance lips or fatten sunken facial skin
Collagen is a
Insoluble protein
How do Botox injections reduce wrinkles
It reduces the contractions of muscles that can cause frown lines
Antiperspirant
Compounds that act against inhibit perspiration
Debridement
Removal of foreign material and dead or damaged tissue, especially from a wound
Dermabrasion
Treatment for removing superficial scars on the skin by the use of revolving wire brushing or sandpaper
Electrolysis
Destruction of a substance by passing electrical current through it. Laser treatments are used to remove hair that is unwanted
Electrosurgery
Surgery that is preformed with electrical instruments that operate on high-frequency electric current and are often used to destroy skin lesions