Week 3: Skin Flashcards
The combining form for skin is?
cutane/o
derm/o
dermat/o
Skin covers the external surface of the body. The skin is composed of__________.
Epithelial tissue/ Epithelium
The suffix -derma means?
Skin
Define Dermatology
The study of skin
Epidermis
The outermost, or superficial, layer of the skin
epi- above dermis= skin
Squamous epithelium
composed of flat, plate-like cells.
Keratin
protein that provides skin with its waterproofing properties
The combining form for keratin is kerat/o meaning?
horny or cornea
Melanocytes
found in the basal layer and produces and contains black pigment
melanin
black pigment in the basal layer
The combining form melan/o means
black or dark
albinism
absence of pigment
dermis layer
is the layer directly under the epidermis
vascular layer
also known as the CORIUM
fibroblasts
fiber producing cells
collagen
tough, flexible, fibrous protein found in skin, bone, cartilage, tendons, and ligaments
suffix -gen means
to produce
histiocytes
cells that engulf foreign substances
also called MACROPHAGES
mast cells
cells that produce histamine and heparin
histamine
chemical released in response to allergens that causes itching
heparin
chemical released in response to injury
perception
ability to recognize sensory stimuli
Tactile
ability to recognize touch sensation
subcutaneous layer/ hypodermis
located under the dermis and is composed of connective tissue
subcutaneous layer/ hypodermis contains?
large amounts of fat/ lipid
Adip/o is the combining form for
fat
