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48 Cards in this Set
- Front
- Back
Skin is made up 3 layers |
Epidermis Dermis Subcutaneous layer |
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Epidermis is made up of 2 layers |
Stratum corneum Stratum germinativum |
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Subcutaneous layer is also known as |
Hypodermis/ loose connective and adipose tissue. |
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Stratum germinativum |
The cells of this layer are continously dividing, producing milions of cells per day. (Mycoptic) |
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Muscle in dermis |
Erector pili. Responsible for goosebumps |
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Keratin |
Is deposited within the cell. The keratin hardens and flatens the cells as they move toward the surface of the skin. |
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Stratum corneum |
Composed of 30 layers of dead skin cells( bathtub ring) |
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Melanocytes |
Secrete a skin-darkening pigment called melanin |
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Carotene |
The yellowish tint of carotene in most persons is hidden by the effects of melanin |
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Cyanosis |
Poorly oxygenated blood causes the skin to look blue |
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Ecchymosis |
Bruises |
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Bilirubin |
The pigment is in the skin, causing it to turn yellow a condition known as jaundice |
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Accessory structures |
Hair, nails, glands |
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True skin |
Dermis |
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Alopecia |
Loss of hair |
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Nails contain |
Very hard form of keratin |
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Hives |
Urticaria |
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Sebaceous glands |
Oil glands, they are associated with hair follicles and are found in all areas of the body that have hair. |
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Vernix caseosa |
Babies are born with a covering that resembles creame cheese. |
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Sudoriferous glands |
Are located in the dermis, they secrete sweat that is secreted into a duct that opens onto the skin as a pore. |
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Freckels |
Is an accumilation of melanin |
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Modified sweat glands |
Mammary glands & ceruminous glands |
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Ceruminous glands |
Are found in the external auditory canal of the ear. They secrete cerumen(earwax) |
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Melenoma |
Bad skin cancer |
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Thermo regulation |
The mechanism whereby the body balances heat production and heat loss. |
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Hypothermia |
An excessive decrease in body temperature |
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Hyperthermia |
An excessive increase in temperature |
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Heat loss is done thru |
Radiation(heat loss through body to cool air surrounding) Conduction(heat loss through warm body to a cooler object with contact with body) Convection(is loss of heat through air currents that move over the surface of the skin) Evaporation(occurs when a liquid becomes a gas) |
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Vitiligo |
Loss of color (albinoism) |
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Axial skeleton |
Head,neck, thorax,sacrum |
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Appendicular skeleton |
Arms, hips,legs |
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Femur |
Longest& largest bone in the body |
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Epiphysis |
Ends of a bone |
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Diaphysis |
Middle of a bone |
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Two types of bone |
Compact & spongy |
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Compact bones |
Dense hard bones found in shafts of long bones.( yellow marrow) |
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Spongy bones |
Is located primarily at the ends of long bones(red marrow) |
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Atlas |
First vertebrea |
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Axis |
Second verterbrea |
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True ribs |
Connect to the sternum |
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False ribs |
Connect to the sternum through cartilage |
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Floating ribs |
Free floating ribs |
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Acromion process |
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Coxal bone is made up by |
Ilium, pubis, ischium |
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Ischial tuberosity |
We sit on it |
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Synarthrosis |
Immovable joints. The sutures on a skull. |
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Amphiarthrosis |
Slightly movable joints.intervertebral disk |
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Diarthrosis |
Freely movable joints. Synovial joints. |