Integumentary System I
The layer of the skin that contains nerves, blood vessels, sweat glands...
Dermis
The superficial layer of skin.
epidermis
The orangish coloration of the skin is a result of this pigment?
Carotene
Which type of burn is classified as a mild sunburn?
First degree burn
The most superficial layer of the epidermis
Stratum Corneum
This step of skin repair is know as the "blood clotting" phase
Hemostasis
the layer of skin that connects skin to muscle and bone, acts as insulation & energy storage
Hypodermis (Subcutaneous layer)
Yellow to brown to black coloration of skin is due to this pigment
Melanin
Name two factors that determines the amount of melanin your body produces.
Genetics & amount of exposure to light
The layer of the epidermis only found in areas of thick skin like the the palm of hands and soles of feet.
Stratum Lucidum
What are the 5 functions of the skin?
Protection, heat regulation, sensation, excretion (sweat/oil) & synthesis of vitamin D
A word that describes spreading to other parts of the body.
Metastasis
The cells that produce melanin.
Melanocytes
The 3rd stage in skin repair where new cells are forming and starting to close the edges of the wound
Proliferation
A blood clot and dried tissue fluids form a ______?
Scab
The most deadly kind of skin cancer
melanoma
The last stage of skin repair; it can leave the skin like new, or if injury is deep enough, scar issue is formed
Remodeling
The type of burn that causes the tissues and nerves to be completely damaged meaning the patient has no feeling due to the burn
Third degree burns
The type of glands that responds to heat and body temperature that excrete directly out of the skin.
Eccrine sweat glands
Name the layers of the Epidermis from superficial to deep.
S. Corneum
S. Lucidum
S. Granulosum
S. Spinosum
S. Basale
Another name for the oil gland that secretes sebum
Sebaceous gland
What is the process called where keratinocytes migrate toward the surface of skin, harden, dehydrate, and die.
Keratinization
This type of gland becomes active at puberty; mainly found in the armpits and groin
Apocrine sweat glands
The type of cells are responsible for removing debris, pathogens and dead cells from the site of skin injury.
WBC's like neutrophils, monocytes & macrophages
The white half moon at the base of the nail body.
lunula
Detection of Malignant Melanoma is done using what rule?
ABCD(E) Rule
A- Asymmetry B-Boarders C-Color D-Diameter
E-Evolving
After Hemostasis, a rush of WBC's flood the area of injury to fight off invaders, and remove dead or damaged cells, this stage is know as?
Inflammation
New hair & nails cells arise from this structure
Matrix
What is a function of the skin that exposure to the sun produces and is good for normal brain function?
Vitamin D
This part of the nail is know as the dead part of the eponychium
Cuticle
Name two mechanisms that help regulate body temperature so we do not overheat.
Sweat and Blood vessels (arterioles) dilate releasing heat & constrict reserving heat
What are some differences between the Stratum Basale & Stratum Corneum layers?
S.Corneum. - Outer most layer of epidermis, dead cells, mainly keratin
S.Basale - Deepest layer of epidermis, contains melanocytes, keratinocytes & cells rapidly undergoing mitosis
What is the phrase used to describe the body being divided into 11 regions, each accounting for 9% of total body areas?
"Rule of Nines"
What structure is located directly beneath the nail plate?
What structure is responsible for providing unique fingerprints?
Papillae in the Papillary layer of the Dermis