Skin Review

1. ridges that make our fingerprints
4. bottom layer of epidermis
7. tissue type of the epidermis
11. exposure to the sun helps our skin make this compound used by the skeletal system
12. muscles that stand your hair up causing "goose bumps"
13. outer layer of epidermis
15. injury that destroys all of the dermis and some of the hypodermis
16. pigment that is yellow, black, and brown
17. deadliest skin cancer
20. percent at which second degree burns are considered critical
21. outer layer of skin
23. tissue type of the dermis

2. nerve endings that sense pressure change
3. type of sweat used for cooling
5. oil that lubricates our hair
6. special layer of epidermis found on the soles of our feet
8. type of sweat that feeds bacteria
9. injury to only the epidermis
10. protein that creates a durable overcoat for the body, makes us nearly waterproof
11. absorbic acid lost in sweat
14. hollow part of your hair
18. nerve endings that sense touch
19. injury that reaches the dermis and blisters
22. tissue type of the hypodermis