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Integumentary System, The Language of Dermatology

Chapter 3 of Medical Language for Modern Health Care
STUDY
PLAY
carcinoma
a malignant and invasive epithelial tumor
cutaneous
pertaining to the skin
dermal
connective tissue layer of the skin beneath the epidermis
dermatologist
medical specialist in diseases of the skin
integumentary
organ system that covers the body, the skin being the main organ within the system
lesion
pathological change or injury in a tissue
pathology
study of disease
prognosis
forecasting of the probable course of a disease
squamous cell
flat, scalelike epithelial cell
epithelial
tissue that covers surfaces or lines cavities
epidermis
top layer of skin
dermis
connective tissue layer of the skin beneath the epidermis
hypodermis
subcutaneous fat
melanin
black pigment found in skin, hair, retina
metastasis
spread of disease from one part of the body to another
sebum
waxy secretion of the sebaceous glands
collagen
major protein of connective tissue, cartilage, and bone
hypodermic
tissue layer below the dermis
transdermal
going across or through the skin
mole
benign localized area of melanin-producing cells
allergy
hypersensitivity to an allergen
pruritus
itching
vesicle
small sac containing liquid; for example a blister
-oma
tumor, mass
epi-
upon, above, over
-ic
pertaining to
-logy
study of, to study
-cyte
cell
ID
intradermal
SC
subcutaneous
IM
intramuscular
intra-
within, inside
semi-
half
sub-
below
trans-
across, through
TB
tuberculosis
-gen
formation, producing
MRSA
methicillin-resistant Staphylococcus aureus
the most comon bacterium to invade the skin is
staphylococcus aureus
pediculosis
an infestation with lice
scleroderma
thickening and hardening of the skin due to new collagen formation
acne
inflammatory disease of sebaceous gland and hair follicles
androgen
hormone that promotes masculine characteristics
comedo
a whitehead or blackhead
cyst
an abnormal fluid-containing sac
pustule
small protuberance on the skin that contains pus
albinism
genetic disorder with lack of melanin
alopecia
partial or complete loss of hair, naturally or from medicine
cortex
outer portion of an organ, such as bone
cuticle
nonliving epidermis at the base of the finger and toe nails
medulla
central portion of a structure
apocrine
apocrine sweat glands open into the hair follicle
eccrine
coiled sweat gland that occurs in skin all over the body
hypoxia
below normal levels of oxygen in tissues, gases or blood
merocrine
another name for eccrine
onychomycosis
condition of a fungus infection in a nail
pheromone
substance that carries and generatesa physical attraction for other people
-iasis
abnormal condition, state of
-itis
inflammation, infection
-ation
process
-osis
condition
an-
not, lack of, without
anti-
against
-oid
resembling
-derma
skin
-al
pertaining to
andr/o
male, masculine
-rrhea
flow, discharge
-ism
action, condition, process
hypo-
below, deficient
myc/o
fungus
-oxia
oxygen condition
-graft
transplant, splice
-ate
composed of, pertaining to
auto-
self, same
homo-
same, alike
hetero
different
allo-
strange, other
macro-
large
-phage
to eat
debridement
the removal of injured or necrotic tissue
edema
excessive collection of fluid in cells and tissues
abrasion
area of skin that has been scraped off
clot
the mass of fibrin and cells that is produced in a wound
keloid
raised, irregular lumpy, shiny scar due to excess collagen fiber production during healing of a wound
laceration
a tear of the skin
macrophage
large white blood cell that removes bacteria, foreign particles and dead cells
platelet
cell fragment involved in clotting process
scab
crust that forms over a wound or sore during healing
In which layer of skin would you find adipose tissue?
Hypodermis
what are the accessory organs of the skin?
Hair follicles, sebaceous, glands, sweat glands, nail roots
which layer of the skin contains sweat pores?
epidermis
which layer ofthe skin is the thickest?
dermis
what is the uppermost layer of the skin
epidermis
what do nerve ending in skin do?
detect touch, heat, pressure, pain, cold, vibration and injury
what are the 4 functions of the epidermis?
protect, withstand, shed and barrier
the epidermis is what kind of barrier?
waterproof
what does the epidermis protect
underlying structures
what does the epidermis help the body withstand
toxic pollutants
what does the epidermis shed
superficial cells
what condition presents with itching, redness and peeling of the foot?
tinea pedis
give 2 examples of parasitic infections of the skin
scabies and lice
scabies are because of what parasite
mites
your patient has pruritis, redness of the skin, occasioinal vesicles, a rash, and a possible allergic reaction; what is their condition?
dermatitis
your patient has itchy, red, flaky patches os skin that are covered with silvery scales; what is the condition?
psoriasis
what is the classic sign of SLE?
butterfly rash over the cheeks and bridge of nose
aka butterfly rash
malar rash
what are the major signs of scleroderma?
thickening and hardening of the skin to make it feel leathery
what makes the dust mite a problem for humans?
many people are allergic to the inhaled feces of the dust mite
if your patient presents with inflammation, itching and excoriation with red, dry, scaly patches on their skin; what is the condition?
eczema
why are lice such a problem to humans?
they attach their eggs to hair and clothing
what are lice eggs called
nits
what layer of skin contains sweat glands?
dermis
what causes decubitus ulcers?
pressure on the bony projections that cuts off blood supply to the skin
name 3 examples of viral skin infections
chicken pox, shingles, warts
what is one important thing to remember about collagen diseases
can have a dramatic effect on the body because it is all over the body
what is the term that means malignant and invasive tumor
carcinoma
the study of the cause of development and structural changes in disease is known as what?
pathology
what is the term for hypo sensivity to an allergen
allergy
define lesion
any injury to tissue
describe a squamous cell?
a flat, scale-like epithelial cell
what is the medical term for spread of disease from one part of the body to another
metastasis
define prognosis
forecasting the probable outcome or course of a disease
what color is melanin?
black
this is the protein that forms connective tissue
collagen
what is alopecia?
partial or complete hair loss
what is the study and treatment of skin and its associated organs?
dermatology
define pruritis
itching
what type of injection is TB?
Intradermal
what type of injection is given with a short thin needle that goes into the epidermis between the layers of the stratum corneum and stratum basale? Give abbrev too.
intradermal, ID
what type of injection is given with a longer needle to pierce through to the hypodermis?
subcutaneous
give and example of the function of excretion?
water and waste products lost through the skin (ie sweating)
what is needed for the body to synthesize vitamin D?
15 - 30 minutes of sunlight each day
what are the functions of the skin
protection, water resistance,temperature regulation, vit d synthesis, sensation, secretion, excretion, social functions
what are the functions of scalp hair
maintains body heat
what are the functions of ear and nose hair
trap foreign particles
what are the functions of body hair
has none
what is the function of vit D?
it is essential for bone growth and maintenance
what is the most common symptom of rosacea?
redness on cheeks
why with rosacea is the common symptom seen
underlying capillaries become enlarged and show through to the skin
name 2 examples of fugal infections of the skin
tinea pedis, candida
If your patient has a viral infection that causes papules, macules, vesicles and itching what are they suffering from?
chickenpox
in this chapter we discussed 3 types of skin cancers, what where they?
basal cell carcinoma, squamous cell carcinoma and malignant melanoma
why are scabies such a problem for humans?
they live and lay their eggs under your skin
how many layers make up a hair
3 they are the medulla, cortex and cuticle
how does the skin regulate body temperature?
through vasoconstriction and vasodilation
what do sebaceous glands secrete?
sebum
papule
small circumscribed elevation of the skin
intradermal
within the epidermis
intramuscular
within the muscle
subcutaneous define and aka
hypodermic, below the skin
dermatomyositis
inflammation of the skin and muscles
candidiasis define and aka
infection with a yeastlike fungus aka thrush
carbuncle
infection of many hair follicles in a small area
furuncle
an infected hair follicle that spreads into the tissue around it
cellulitis
infection of subcutaneous connective tissue