<p>Name: ______Date: ______Period: __</p><p>Go to http://www.kidshealth.org/teen/your_body/skin_stuff/acne.html to answer the following questions.</p><p>1) Why do teens get acne?</p><p>2) What is the name of common acne?</p><p>3) What is another name for sebaceous glands?</p><p>4) What is sebum?</p><p>5) What is the difference, other than color, between whiteheads and blackheads?</p><p>6) What are nodules?</p><p>7) Why can stress make acne worse?</p><p>8) Why can scrubbing your face lead to worse acne?</p><p>9) What do many over-the-counter acne medications contain?</p><p>10) When does premenstrual acne occur?</p><p>11) Why is it a bad idea to mess with a pimple on your face?</p><p>Go to http://kidshealth.org/teen/your_body/beautiful/tanning.html to answer the following questions.</p><p>1) What percentage of Americans under 25 think they look better with a tan?</p><p>2) There are the two types of ultraviolent radiation that reach the skin, UVA and UVB. </p><p>Which one causes the epidermis to get a sunburn?</p><p>Which one causes people to tan?</p><p>3) When UVA rays hit the melanocytes, what do they produce?</p><p>4) Why do darker skinned people tan more deeply than lighter skinned people?</p><p>5) Why are UVA rays more dangerous than UVB rays?</p><p>6) What can UVA rays damage?</p><p>7) What is melanoma?</p><p>8) What cancers does exposure to UVB rays increase the risk of? 9) What is the main treatment for skin cancer?</p><p>10) What are the best defenses against sun damage?</p><p>11) What is the minimum SPF a person should wear?</p><p>12) When are the sun’s rays the strongest?</p><p>13) What medications can increase the skin’s sensitivity to the sun?</p><p>14) What do “tans in a bottle” contain?</p><p>15) What does this stain?</p><p>16) How long do these “fake” tans last?</p><p>17) With a “fake,” do you still need to wear sunscreen when outside? </p>