All Choked Up: Smog and Your Skin Quiz

Estimated Completion Time
1 min
All Choked Up: Smog and Your Skin Quiz
Image: ©iStockphoto/Thinkstock

About This Quiz

The foul stench of smog may cause you to choke and cough. But in addition to damaging your lungs, smog can also damage your skin. Do you have the knowledge to protect your dermis from pollution?
What is smog made of?
ozone
carbon monoxide, nitrogen dioxide, sulfur dioxide and lead
dust, soot and smoke
all of the above
Smog is made up of all of these: low-level ozone, pollutants and particulates.

Advertisement

How does the ozone layer protect your skin?
It blocks the sun's ultraviolet (UV) rays.
The ozone layer protects your skin from the sun's harmful UV rays.
It prevents space dust from entering the atmosphere.
It keeps vital nutrients inside our atmosphere.

Advertisement

True or false: People who live in polluted areas have a higher risk of developing eczema.
true
True. Air pollution is associated with an increased risk of skin inflammation, including eczema.
false

Advertisement

What type of skin is most susceptible to skin damage from pollution?
fair skin
mature skin
People with mature skin are more susceptible to skin damage from smog because as you age, your skin loses its ability to combat free radicals.
sunburned skin

Advertisement

Which of the following helps to combat the affects of smog on your skin?
antioxidants
sunscreen
moisturizer
all of the above
Antioxidants -- as well as daily applications of moisturizer and sunscreen -- help protect skin from pollution.

Advertisement

What are antioxidants?
carbon, scandium and aluminum
lactobacillus acidophilus, helicobacter pylori and bifidobacterium longum
potassium, magnesium and nitrogen
vitamins, minerals, carotenoids and polyphenols
Vitamins, minerals, carotenoids and polyphenols are all antioxidants.

Advertisement

What are the most well-known antioxidants?
vitamins B6, B12 and C, and the mineral sodium
vitamins A, C and E, and the mineral selenium
The best-known antioxidants are vitamins A, C and E, and the mineral selenium.
vitamins A, D and K, and the mineral calcium

Advertisement

What do free radicals steal from your skin?
oxygen
Free radicals steal oxygen from the cells in your skin.
selenium
calcium
beta-carotene

Advertisement

Which of the following skin problems is not associated with free radicals?
wrinkles
acne
sunburn
Free radicals steal oxygen from your skin, causing it to age prematurely and making it more susceptible to acne outbreaks and rashes.
rashes

Advertisement

In addition to skin problems, free radicals do harm inside your body. Which of the following conditions is not associated with free radicals?
Parkinson's disease
cancer
diabetes
Free radicals damage cells and are associated with cancers, as well as Alzheimer's and Parkinson's diseases, but not diabetes.
Alzheimer's disease

Advertisement

You Got:
/10
©iStockphoto/Thinkstock
Featured