lab 5 study guide Flashcards
What is skin?
The soft outer tissue covering of vertibrates
What is the epidermis?
The layer of epithelium overlaying the dermis
What is the dermis?
The layer of the skin containing nerves and blood vessels
What is subcutaneous tissue?
The fatty tissue that is the lowest layer of the integument system
What is sebum?
Oily secretion of the sebaceous glands
What is a macule?
Flat distinct, discolored, area of skin less than 1cm
What is a papule?
A small raised solid pimple or swelling often part of a rash
WHat is a Nodule?
A small swelling or aggression of cells deeper and larger than a papule
What is melanin?
The pigment that colors hair and skin. Protects basal layer of epidermis from UV radiation
What is Vitiligo
Loss of skin color in blotches
What is ecchymosis
Discoloration due to bleeding underneath skin
What are petechiae?
Pinpoint, round spots that appear on the skin and dont go away with blanching. result of bleeding under the skin.
What is diaphoresis?
Excessive pathological sweating. Desease or medication
What is Anonychia?
The absence of nails
What is alopecia?
Sudden hair loss in circular patches
What is Hirsute/hirsutism?
Excessive hair growth
What is Keratosis?
Noncancerous skin condition- Waxy brown, black , tan growth
WHat is lentigo/Lentigines?
Liver spots (Lentigo solaris). Flat tan, brown, or black spots on the skin common with age.
What is nevus/nevi?
a birthmark or a mole on the skin, especially a birthmark in the form of a raised red patch
What is turgor?
How quickly you skin returns to normal after pinched
What is telangiectasia?
Thin red threadlike blood vessels on the skin surface
What is a keloid?
Raised scar tissue after and injury is healed
What does the acronym ABCDE stand for and what does it assess?
Asymmetry, Border, Color, Diameter, Evolving
Asses skin lesions
What is the prepuce?
Foreskin/Hood of clitoris
What is the outer most layer of the epidermis called?
The stratum Corneum
The glands that surround the hair shaft in the dermis?
The sebaceous glands
The subcutaneous layer of skin is comprised mostly of what type of tissue?
Adipose
THe root of the hair is also called the?
Papilla
The ____glands produce sweat
Sudoriferous
What is healthy young skin expected to be?
Warm, dry, pink, even, elastic
What are normal age related variations in skin?
Becomes dry, rough, scaly, tugor decreases, Lentigo Solaris
____ are 10X more likely to develop melanoma
Caucasions
What are common racial differences in skin?
AA and Asians have reduced wrinkles and sagging
What is normal Hair?
Even, strong, clean
What are common age related variations in hair?
Thinning, Grey, Balding, Increased facial hair in women
What is a common racial difference in hair?
AA have drier scalps
What are normal findsing for nails?
Pink nail beds, Cap refil less than 3 seconds, smooth and firm
What are some common age related changes in nails?
Thicker, yellow, brittle
What are some racial differences in nails?
Thicker in some races
What assessment techniques would you use to asses skin?
Inspection, palpation
What equipment is needed for integument system assessment?
Gloves, Ruler, camera
What is the braden scale?
A scale that assess risk for skin breakdown
