Skin, Hair, and nails

What are the basic functions of the Integumentary system?

• protection, regulation of body temperature, communication, excretion of wastes, and vitamin D production
• serves no purpose
• to make you look good
• To absorb sunlight through your pours

What is the outermost layer of the skin?

• Epidermis
• Dermis
• Subcutaneous
• fatty layer

How is skin color determined?

• how much melanin is produced from a melanocyte regulated by DNA
• depends on parents
• its 100% random
• depends on area you are born in

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

what causes skin cancer?

• nothing
• UV rays 
• Radiation
• Smoking

Tags

NGSS.MS-LS1-5

What is the integumentary system made up of?

• skin, nails, and hair
• ribs, lungs, and heart
• veins and arteries
• muscles

Tags

NGSS.HS-LS1-2

What does your skin produce?

• Vitamin A
• Vitamin D
• Vitamin C
• Vitamin B

What is the 2nd layer of skin?

• Epider
• Dermis
• Sunscreen
• Melanin

The structures in the skin that help to remove liquid wastes are the

• hair follicle
• sweat gland
• water gland
• capillaries