This is in the dermis layer that helps create the walls for the membrane
Lipids are waterproof at skin surface
Tight Junctions prevent leakage of fluid between cells
There are many layers of Keratinocytes with hard keratin
Sweat is very acidic and repels bacteria and fungi
What is false about Skin Thermoregulates?
Cold dilates skin blood vessels, so blood stays in organs
Heat dilates blood vessels in the skin to allow for heat loss
The more narrow the vessels the more heat you can retain in the body
Expanding blood vessels is your body adjusting to temperature
What can nerve cells sense? (more than one answer)
Smell
Temperature
Touch
Pain
Movement
Sound
What is false about Skin helping produce Vitamin D?
Kidneys use the activation of molecules to make vitamin D which flows around the body in blood
When you eat food with calcium vitamin D is used to move Ca++ (calcium) from intestine to blood
Sunlight shine through the dermis layer creating molecules to flow through the blood vessels that then go to your kidneys.
The food starts in the intestine and then is moved to the blood
Skin removes extra .......?
Bacteria and salt
Bacteria and fungi
Blood and water
Water and salt
Skin stores ......?
The dermis is a blood reservoir 7% of blood is stored here
The dermis is a blood reservoir 20% of blood is stored here
The dermis is a blood reservoir 5% of blood is stored here
The dermis is a blood reservoir 15% of blood is stored here
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