Integumentary System A + P
unguis
commonly known as a fingernail or toenail
the dermis is a layer of __________ tissue.
connective
a callus on the foot is called a9n0 ________.
corn
the dermis is also known as the _______.
cornium
hair's principal portion
cortex
the eponychium is the _______.
cuticle
a bluish tinge to the skin is called ________.
cyanosis
the second layer of the skin is the _________.
dermis
true skin is the _______.
dermis
epidermal cellular links
desmosomes
xer/o
dry
puncture wound
a deep hole made by a sharp object
macule
a discolored flat spot that is less than 1 cm in diameter
bulla
a large blister
koilonychia
a malformation of the nails in which the outer surface is concave or scooped out like the bowl of a spoon.
comedo
a noninfected lesion formed by the buildup of sebum and keratin in a hair follicle.
lesion
a pathologic change of tissues due to disease or injury.
chloasma
a pigmentation disorder characterized by brownish spots on the face.
vesicle
a small blister
wheal
a small bump that itches.
papule
a small, raised red lesion that is less than 0.5 dm in diameter
nodule
a solid raised skin lesion that is larger that 0.5 cm in diameter.
trichomycosis axillaris
a superficial bacterial infection of the hair shafts in areas with extensive sweat glands.
laceration
a torn or jagged wound.
clubbing
abnormal curving of the nails that is often accompanied by enlargement of the fingertips.
paronychia
acute or chronic infection of the skin fold around the nail.
besides fatty oils, blackheads are produced in the presence of ________.
air
an absence of melanin produces a condition called _________.
albinism
a specialist concerned with inflammatory responses of the skin and reactions of the immune system is a(n) _________.
allergist
pustule
also known as a pimple.
pressure sore
also known as decubitus ulcer, or bedsore, an open ulcerated wound that is caused by prolonged pressure on an area of skin.
onychocryptosis
also known as ingrown toenail
cerrucae
also known as warts, small hard skin lesions caused by the human papillomavirus.
skin modifications
appendages
goose bumps are caused by the ____ ______ muscle.
arrector pilli
sweating causes odor because of ________ activity.
bacterial
melan/o
black, dark
ecchymosis
bruise
a vaccine is bailable for children 12 months or older to prevent ____________, caused by the virus varicella-zoster.
chicken pox
acne vulgaris
chronic inflammatory disease characterized by pustular eruptions of the skin caused by overproduction of sebum around the hair shaft.
herpes simples causes _____ ______.
cold sores
temperature regulation is critical due to excessive hear affecting _______.
enzymes
affected by first-degree burn
epidermis
The epidermis is a layer of ________ tissue.
epithelial
lip/o
fat, lipid
onych/o
fingernail or toenail
there are _____ layers of the epidermis.
five
onychomycosis
fungal infection of the nail
myc/o
fungus
besides mammary glands, ________ is a main characteristic of mammals.
hair
pil/i, pil/o
hair
hair growth begins in the _____ ______.
hair bulb
hirsut/o
hairy, rough
released in response to an injury, it is an anticoagulant
heparin
is released in response to allergens
histamine
kerat/o
horny, hard
subcutaneous layer
hypodermis
onychia
inflammation of the matrix of the nail that is often results in the loss of the nail.
hair texture
keratin
the protein material of hair and nails is __________.
keratin
inhibition of water loss by the skin is due to its _________ content.
lipid
racial variation in skin color is determined by __________.
melanin
varies skin pigmentation
melanin
those cells responsible for skin color are _______.
melanocytes
skin cancer
melanoma
a nail will grow from the _______ _____.
nail bed
onychophagia
nail biting or eating
visible nail
nail body
sweat glands are activated by _________.
nerves
the skin is the thickest on the _______ of the hands and the _____ of the feet.
palms, soles
the stratum spinosum contain cells that are ________ in structure.
polyhedron
sensations recorded by the skin are _________ and ________.
pressure, temperature
hidrosis
production and excretion of sweat
a common chronic skin disorder is __________.
psoriasis
py/o
pus
urtic/o
rash, hives
oily gland
sebaceous
seb/o
sebum
_______ is the oily substance responsible for lubrication of the skin and is a produce of the _______ _________.
sebum, sebaceous glands
hair's visible portion
shaft
a varicella (chicken pox) virus is responsible for __________.
shingles
cutane/o
skin
derm/o, dermat/o
skin
impetigo is caused by the bacterium __________.
staphylococcus aureus
the epidermis is composed of ________, ___________, and_________ cells.
stratified, squamous, keratinized
dead cells converted to protein make up the ______.
stratum corneum
cells of the epidermis that are capable of dividing are found in the ____ _______.
stratum germinativum
cells lose their nuclei and become compact and brittle in the ____ ___.
stratum granulosum
clear layer
stratum lucidum
One of the ways the skin helps regulate body temperature is through the evaporation of _________.
sweat
hidr/o
sweat
salty liquid secretion
sweat
the hands and feet are the site of many ________ ________.
sweat glands
purpura
the appearance of multiple purple discolorations on the skin caused by bleeding underneath the skin.
skin function
thermoregulation
petechiae
very small pinpoint hemorrhages that are less then 2 mm in diameter.
a patchy skin disease is___________.
vetiligo
human Papillomavirus
warts
rhytid/o
wrinkle
cells of the stratum corneum contain as many as ______ layers
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