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LFCC Bio 141 Lab
Lab 4
83
Anatomy
Not Applicable
09/15/2010

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Cards

Term
sudiferous
Definition
sweat glands
Term
Epidermis
Definition
outermost layer of epithelial tissue
Term
5 layers of Epidermis
Definition
1 Stratum Corneum
2 Stratum Lucidum
3 Stratum Granulosum
4. Stratum Spinosum
5. Stratum Germinativum [Stratum Basale]
Term
Dermis
Definition
thicker layer of connective tissue beneath the epidermis. It contains blood vessels, nerves, etc.
Term
Hypodemis
Definition
[Subcutaneous] layer of loose connective tissue beneath the dermis. It is characterized by the presence of adipose tissue.
Term
2 pigments which vary in quantity control the color of skin
Definition
carotene, melanin
Term
screens out excessive UV rays to protect nucleus and genetic material of cell.
Definition
Term
1st degree burn
Definition
epidermal damage
Term
2nd degree burn
Definition
less than 15% body for adult. epidermis and part of dermis destroyed.
Term
3rd degree burn
Definition
face, eyes, hands, feet, genitals, and more than 20%. All skin layers destroyed.
Term
Rule of nInes
Definition
estimate multiples of 9% persentage of surface area affected by burns
Term
Macule
Definition
localized chnage in skin color [freckles]
Term
Wheal
Definition
localized elevation of overlying epidermis whcih accumulates fluid in papillary dermis [ex. hives]
Term
Papule
Definition
solid elevated area containing epiermal and papillary dermal components. [ex. mosquito or other insect bite].
Term
Nodules
Definition
large papules that may extend into the subcutaneous layer [ex. cyst].
Term
Vesicle
Definition
[a blister] is a papule with a fluid core. Large vesicle may be called a bulla. [ex. 2nd degree burn].
Term
Pustule
Definition
a pupule-sized lesion filled with pus. [ex. acne pimple]
Term
Erosion
Definition
[an ulcer] may occur following the rupture of a vesicle or pustule. Eroded sites have lost part of all the normal epidermis [decubitis ulcer].
Term
Crust
Definition
accumulation of dried sebum, blood, or interstitial fluid over surface of epidermis [ex. scabs]
Term
Scales
Definition
thin plates of cornified cells which form as a result of abnormal keratinization. [ex. psoriosis].
Term
Fissure
Definition
A split in integument that extends through the epidermis and into the dermis. [athlete's foot].
Term
Chickenpox
Definition
lesions begin as macules and papules but dev't into vesicles
Term
Measles [rubeola]
Definition
maculopapular rash begins at face adn neck and spreads to trunk and extremeties.
Term
Erythem infectiousum [Fifth's disease]
Definition
A maculopapular rash that begins on cheeks [slapped-cheek appearance] and spread out to extremities.
Term
Herpes simplex
Definition
Raised vesicles that heal with a crust
Term
Impetigo
Definition
Bacterial infection. Vesiculopustular lesions with exudate and yellow crusting
Term
Ringworm
Definition
Fungal infection. An annulus [ring] of scaly papular lesions with central clearing
Term
Scabies
Definition
Linear burrows with a small papule at one end
Term
Lice [Pediculosis]Dermatitis
Definition
Parasitic. excoriation [scrateches due to pruritis [itching].
Term
Allergies to penicillin
Definition
wheals [urticaria or hives]
Term
Allergies to food [eggs, certain fruits, etc].
Definition
Wheals
Term
Environmental allergies [poison ivy]
Definition
vesicles
Term
abrasion
Definition
results from a scrape against a solid object
Term
icision
Definition
linear cuts produced by sharp objects
Term
laceration
Definition
a jagged, irregular tear in the surface produced by solid impact or by an irregular object.
Term
puncture
Definition
results when slender, pointed objects pierce the epithelium
Term
avulsion
Definition
chunks of tissue are torn away by force
Term
how a wound heals
Definition
1. blood clot formed stops external bleeding
2. scab forms from dried blood clot.
3. phagocytic white blood cells remove damaged tissue and harmful microbs
4. epidermalcells multiply under scab
5. cells in dermis prduce collagenous fibers and form a scar.
Term
dermatology
Definition
medical study of physiology and pathology of skin
Term
dermatitis
Definition
inflammation of skin
Term
scab
Definition
blood clot that forms at surface of wound to skin
Term
contusion
Definition
bruise causing bleeding in dermis [black and blue]
Term
urticaria
Definition
hives
Term
carotene
Definition
yellow pigment
Term
melanin
Definition
dark pigment produced by melanocyted
Term
sebacceous
Definition
oil glands connected to hair follicles that function to lubricate and protect
Term
sebum
Definition
oily secretion
Term
apocrine
Definition
large sweat glands [armpit, genital]
Term
merocrine or eccrine
Definition
small sweat glands [palms, fingers, soles]
Term
cerumen
Definition
ear wax
Term
pacinian corpuscles
Definition
receptors for deep pressure
Term
meissner's corpuscles
Definition
sensitive touch receptors
Term
axial skelton
Definition
head and thorax
Term
appendicular skeleton
Definition
extremities [arms and legs]
Term
long bones
Definition
femur
Term
short bones
Definition
carpals
Term
flat bones
Definition
skull
Term
irregular bones
Definition
spinal vertebrae
Term
sesamoid bones
Definition
patella
Term
sutural bones
Definition
wormian bones [between skull bones]
Term
long bone parts
Definition
1. epiphysis
2. diaphysis
3. metaphysis
Term
epiphysis
Definition
ends of bone [head]
Term
diaphysis
Definition
long, hollow shaft of bone
Term
metaphysis
Definition
flard region where epiphysis and diaphysis meet
Term
compact bone
Definition
is dense and relatively solid
Term
spongy bone
Definition
forms an open netword of struts and plates [contains red marrow]
Term
process
Definition
projection or bump
Term
ramus
Definition
angle of a bone
Term
trochanter
Definition
very large, rough, rounded projection [present only in femur]
Term
tuberosity
Definition
large [smaller than trochanter], rough rounded projection
Term
tubercle
Definition
small, rough, rounded projection
Term
crest
Definition
prominent projection or ridge
Term
line
Definition
narrow, low ridge
Term
spine
Definition
pointed process
Term
head
Definition
expanded, rounded surface at end of a bone
Term
condyle
Definition
large, convex projection that usually contacts another bone
Term
trochlea
Definition
grooved surface shaped like a pulley
Term
facet
Definition
small smooth, flat surface
Term
fossa
Definition
shallow depression or concavity
Term
foramen
Definition
natural opening on a bone surface for nerves and/or blood vessels
Term
fissure
Definition
deep cleft between adjacent parts of bone
Term
meatus
Definition
canal
Term
sinus or antrum
Definition
hallow space whithin bone
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