Are the new skin cells on the surface of your skin alive or dead?
Dead
What is melanin?
It makes skin darker or lighter & protects you from the sun
Why is sunscreen important?
Melanin cannot do it all, so we need to wear sunscreen to protect our skin from getting burnt.
What do your sweat glands do?
Send sweat to your skin through pores.
What does the dermis do?
Nerve endings in the dermis send messages to the brain when the skin receives sensory information.
What do your oil glands do?
Sends a layer of oil to protect and moisten your skin, also makes you waterproof.
Where are Chloe and Nurb going?
Under the surface of the skin
What are those things?
sweat and oil glands
How many layers of skin are there?
3
Why do you think oil and sweat are used to protect your skin?
Discuss
Why does Chloe say she is going to drive the next time?
Because Nurb was making her sick.
What is the layer of subcutaneous fat for?
To cushion and protect bones and organs, keeps you warm.
What are some things the epidermis does? Which layer is it?
It's the top layer, and it creates new skin cells
What is this that begins in the subcutaneous fat layer of skin?
The hair follicle
What happens to these blood vessels when it is cold or hot outside the body?
The blood vessels shift further away from the exterior of the skin when it is cold & closer when it is warm. Remember Chloe's example?
What is this muscle used for?
It is attached to the hair follicle to expand when you're cold and contract when you're warm. Also cause goosebumps!
What are some things you can see about skin?
Color, texture, wrinkles, smooth, etc.
Name one thing Nurb is packing in the bag.
flashlight, trail mix, picture of mom