The waterproofing protein that fills the cells in the upper layers of the epidermis.
Keratin
Melatonin
Melanin
Actin
2. Multiple Choice
30 seconds
1 pt
Which is NOT a function of the skin?
Insulation
Movement
Excretion
Vitamin D Production
3. Multiple Choice
30 seconds
1 pt
Melanocytes are located in stratum basale of the ___________.
Subcutaneous
Hypodermis
Dermis
Epidermis
4. Multiple Choice
30 seconds
1 pt
The type of cell that produces melanin, which protects us against harmful UV rays.
Keratinocytes
Melanocytes
Eccrinocytes
Melatonin
5. Multiple Choice
30 seconds
1 pt
This gland releases an oil known as sebum.
Sebacious gland
Apocrine Gland
Eccrine Gland
All of the above
6. Multiple Choice
30 seconds
1 pt
What is the top layer of the skin called?
Dermis
Hypodermis
Epidermis
Subcutaneous
7. Multiple Choice
10 seconds
1 pt
What is another name for the hypodermis?
epidermis
subcutaneous layer
stratum basale
8. Multiple Choice
30 seconds
1 pt
Which layer of the skin contains lots of adipose tissue and blood vessels?
Dermis
Epidermis
Keratin
Hypodermis
9. Multiple Choice
30 seconds
1 pt
Melanin:
Helps protect skin from UV radiation
Is found in almost every human being
Is responsible for skin color
All of the above
10. Multiple Choice
30 seconds
1 pt
Which of these events occur as a result of a decrease in body temperature?
sweat is produced
your nails turn red
contraction of arrector pili muscles
all of these
11. Multiple Choice
30 seconds
1 pt
Which of the following is NOT part of the integumentary system?
Skin
Cartilage
Nails
Hair
12. Multiple Choice
30 seconds
1 pt
When your body temperature rises, these secrete water to the surface where heat is removed by evaporation.
Sweat pore
Sweat gland and duct
Hair shaft
Hair follicle
13. Multiple Choice
30 seconds
1 pt
Which layer of skin is "A" referring to?
Epidermis
Dermis
Hypodermis
Melanin
14. Multiple Choice
30 seconds
1 pt
To what layer of skin is letter "B" pointing?
Epidermis
Dermis
Hypodermis
Melanin
15. Multiple Choice
30 seconds
1 pt
To what layer of skin is letter "C" pointing?
Epidermis
Dermis
Hypodermis
Melanin
16. Multiple Choice
30 seconds
1 pt
To what structure is #1 pointing?
Hair follicle
Hair shaft
Hair root
Epidermis
17. Multiple Choice
30 seconds
1 pt
To what structure is #3 pointing?
Sweat gland and duct
Sweat pore
Arrector pili muscle
Sebaceous oil gland
18. Multiple Choice
30 seconds
1 pt
To what structure is #4 pointing?
Sweat gland and duct
Sweat pore
Arrector pili muscle
Sebaceous oil gland
19. Multiple Choice
30 seconds
1 pt
Deepest layer of skin
Epidermis
Dermis
Corium
Subcutaneous
20. Multiple Choice
30 seconds
1 pt
First line of defense against invading organisms
Epidermis
Dermis
Intact Skin
Adipose layer
21. Multiple Choice
30 seconds
1 pt
Vitamin produced when the skin is exposed to direct sunlight
A
D
E
K
22. Multiple Choice
2 minutes
1 pt
The _______________ system has been called both a membrane, because it covers the body, and an organ, because it contains several types of tissues. However, most refer to it as a system.
respiratory
integumentary
cardiovascular
muscular
23. Multiple Choice
2 minutes
1 pt
Which is not an accessory organ of the skin?
hair
nails
sebaceous glands
dermis
24. Multiple Choice
2 minutes
1 pt
This function of the skin allow the body to respond to pain, pressure, temperature, and sensation.
production
sensations
body temperature regulation
absorption
25. Multiple Choice
30 seconds
1 pt
Glandular secretion that moistens hairs, softens skins and inhibits fungi growth;
sweat
sebum
cerumen
water
26. Multiple Choice
30 seconds
1 pt
What protects our scalp from UV radiation?
hair
nails
glands
27. Multiple Choice
30 seconds
1 pt
Glandular secretion that helps regulate body temp
sebum
cerumen
sweat
28. Multiple Choice
30 seconds
1 pt
Process that cell fill with keratin
keratinization
thermoregulation
nercosis
apotosis
29. Multiple Choice
30 seconds
1 pt
Used for protection of ends of fingernails and tools