Health Sun Protection
When choosing sunscreenyou should look for _______-________ sunscreen which blocks both UVA and UVB rays.
broad-spectrum
The upper layers of your skin are called the?
epidermis
One in ______ americans will get skin cancer in his or her lifetime
five
This index combines the effects of heat and humidity
heat
People get a tan because their melanocytes are making ______ in reaction to ultraviolet light. This is the brown pigment that causes tanning.
melanin
What is a chemical in the skin that protects the skin by reflecting and absorbing UV rays?
melanin
The deadliest type of skin cancer
melanoma
The body's largest organ
skin
What is the largest organ in your body?
skin
______in_____ americans develops skin cancer during their lifetime
1 5
What is the process for tanning?
1.exposure to UV light (rays), the skin and DNA are damaged. 2.melanocytes make more melanin to try and protect the skin from being damaged even more. 3.melanin production causes the skin color to change (darken)
What is the process for sunburn?
1.exposure to too much UV light (rays), the skin and DNA are damaged 2.this causes the skin to burn 3.increased blood flow to heal the damage
What is the process for skin cancer?
1.exposure to too much UV light (rays), the skin and DNA are damaged. 2.the damaged cells grow and and divide uncontrollably and the body cannot repair the damage. 3.skin cancer develops
List some of the skin's jobs
1.sense of touch 2.keeps are body at the right temperature 3.controls loss of fluids 4.protects against UV rays 5.holds together our body parts 6.prevents harmful substances from entering our body
Wear SPF of at least _____, even on cloudy days.
15
__________ and ___________ cell carcinoma are 2 other types of skin cancer.
Basal Squamous
Vitamin ___ is the "sunshine vitamin". It helps the body absorb _____ and protects it in other ways. The body gets some of this vitamin from ______ and by making it from _______.
D Calcium Food Sunlight
_______ stains the dead skin cells in your skin's outer layer when using sunless self-tanners.
DHA
True or False: You don't need sunscreen on a cloudy day
False
The most serious type of skin cancer is __________
Melanoma
Explain the link between the sun and skin cancer?
The sun causes sunburns which can lead to skin cancer
What type of ultravioletradiation causes sunburns?
UVB
The abbreviation UV stands for______
Ultraviolet
What can you do to reduce your risk of developing skin cancer?
Wear sunscreen, when you reapply use 1 ounce
UVB rays are the sun's burning rays and can cause...
aging, wrinkes, skin cancer, burning, and it affects DNA.
Why can you get sunburned more easily when your boating or swimming?
because the light reflects off the water
When are the sun's rays the strongest?
between 10 AM and 4 PM
Sunscreens ________ or change the effect of the sun's harmful rays.
block
A sunburn can leave your skin red due to increased______and can be very painful. In severe cases the skin can even form _______.
blood flow blisters
SPF stands for...
sun protection factor
What do the letters SPF stand for?
sun protection factor
Protects the skin for a limited amount of time, but cannot provide all day protection
sunscreen
UVA rays penetrate the skin and can cause...
tanning, wrinkes, skin cancer, and it affects DNA.
If you are normally okay in the sun for 10 minutes (before the skin starts to redden) and you apply and SPF 10 sunscreen, you will be okay in the sun for ____ minutes. When calculating SPF, the number is a ______________ factor.
100 multiplying
You should apply suncreen ___ minutes before going out into the sun, reapply every ____ hours, and after ________, toweling dry, or _________.
30 1-1.5 swimming sweating
ABCDE's of Melanoma Skin Cancer
A is for Asymmetry B is for Border C is for Color D is for Diameter E is for Evolving
cosmetic effect from harmful UV radiation
A wrinkle