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