Question 2 of 11

In the 1950s, a doctor claimed that classical music by Beethoven helped people with speech and auditory disorders, while other researchers found that listening to Beethoven before a test led to better scores.

... Sorry, Beethoven and Bach -- the idea that listening to classical music can increase your brainpower is called the Mozart effect.

Question 3 of 11

You get new brain wrinkles when you learn something.

... We don't develop new brain wrinkles as we learn. The wrinkles we're born with are the wrinkles we have for life.

Question 4 of 11

Neurons get bigger and stronger when we learn something new.

... The synapses, or the connections between neurons, and the blood cells that support neurons grow and increase in number as we learn, a phenomenon known as brain plasticity.

Question 5 of 11

History abounds with tales of people remaining conscious after being beheaded by the guillotine. A modern doctor, however, says that once the brain is cut off from the heart, consciousness is lost within two to three seconds.

... According to Dr. Harold Hillman, the rapid fall of oxygen-infused blood heading for the brain would cause a person to lose consciousness in two to three seconds.

Question 6 of 11

Market researcher James Vicary inserted the first subliminal messages into a movie, which told viewers to drink Pepsi and eat hot dogs.

... According to Vicary, Coke sales in the theater increased by more than 18 percent and popcorn sales went up by more than 57 percent. However, it turns out Vicary lied about his results.

Question 7 of 11

Humans have the biggest brains of all animals.

... The average human brain weighs about 3 pounds, making it a dwarf compared to a sperm whale's 17-pound brain. But for humans, the body-to-weight ratio is about 1-to-50, whereas it's 1-to-180 for most other mammals. In other words, the brain takes up more weight in a human than it does in other animals.

Question 8 of 11

Using drugs puts holes in your brain.

... Only physical trauma can put a hole in your brain; no drug can do so.

Question 9 of 11

Alcohol kills neurons.

... Alcohol use doesn't damage the actual brain cells, but it does damage the ends of neurons, which are called dendrites. This results in problems conveying messages between the neurons.

Question 10 of 11

Despite what we hear of "gray matter," the brain is actually just pink.

... The brain is gray, white, black and red. Brains in specimen jars appear gray because of formaldehyde used in the preservation process.

Question 11 of 11

We only use 10 percent of our brains, but with practice, you can learn to tap into the 90 percent of your brain that normally goes underused.

... There is no evidence that we only use 10 percent of our brain.

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