Shared Flashcard Set

Details

Lecture 5a
Integumentary System
25
Anatomy
Undergraduate 1
10/19/2013

Additional Anatomy Flashcards

 


 

Cards

Term
Integument/Skin
Definition
Largest organ of the body (~22 square feet)
(Composes approximately 15% of body weight)
Term
Epidermis
Definition
An epithelium and a protective barrier
Term
Dermis
Definition
A connective tissue, adheres the epithelial cells. Fibrous CT layer
Term
Hypodermis
Definition
A connective tissue, subcutaneous fat.
Term
Stratum Basal
Definition
Deepest layer, skin regenerating layer
Term
Melanocytes
Definition
Pigment cells, produce melanin, adds bronze coloration and UV protection to skin.
Term
Tactile (Merkel) Cells
Definition
Touch receptors
Term
Exfoliation
Definition
Flaking off of skin cells
Term
Dander
Definition
Flakes or scales exfoliated. (Not visible)
Dandruff- visible flakes
Term
Sudiferous Glands
Definition
Sweat glands; role in cooling and controlling body temperature.
Term
Sebaceous Glands
Definition
Oil glands; adds waterproofing to skin & provides a barrier to microorganisms.
Term
Hair Follicles
Definition
Produce hairs
Term
Arrector Pilli Muscles
Definition
"Goose Bumps"
Term
Hemoglobin
Definition
The redness of the skin provided by the blood
Term
Melanin
Definition
The bronze of the skin provided by melanocytes
Term
Carotene
Definition
The yellows of the skin provided by absorption of vitamin A; mostly noticeable in the palms and soles of the feet.
Term
Erythema
Definition
Increased blood flow; "Redness" of the skin
Term
Pallor
Definition
Decreased blood flow; "Paleness" of the skin
Term
Jaundice
Definition
Yellowing of the skin due to accumulation of billirubin; Sign of liver damage or blockage.
Term
Albinism
Definition
Lack or absence of melanocytes
Term
Hematoma
Definition
Bleeding contained below the skin, "bruise".
Term
ABCD of SKin Lesions
Definition
Asymmetry
Border Irregularity
Color mixtures
Diameter >6mm
Term
1st Degree Burn
Definition
Epidermal burn; Results in redness and pain
Term
2nd Degree Burn
Definition
Epidermal burn; Results in blistering and pain
Term
3rd Degree Burn
Definition
Full thickness burn, skin will not regenerate. Requires skin grafts and treatments to prevent water losses, nerve receptors are gone, so typically not painful.
Supporting users have an ad free experience!