Fill in the blank with the appropriate term. 1. The is the major organ of the integumentary system.
2. The innermost cells of the epidermis are continuously dividing through
to form new cells.
3. The epidermis also contains , which are cells that
produce melanin.
4. The amount of melanin produced is determined by heredity and exposure to
light.
5. The dermis is attached to the epidermis by fibers.
6. Sweat glands open to the surface through in the skin.
7. Blood vessels in the skin when the body is too warm.
8. The underlying cause of acne is excessive secretion of .
9. The best way to prevent skin cancer is to avoid UV exposure by using sunscreen and
wearing clothing.
10. A brown spot on the skin is likely to be a harmless , but it
could be a sign of skin cancer.
11. All the organs of the integumentary system help the body maintain
.
12. Hair provides input when objects brush against it or it
sways in moving air.