BRAINS!

At what age does your brain stop growing?

• 18 years

• 6th Grade

• 22 years

• It never stops growing

What percentage of a human brain is water?

• 75%

• 50%

• 10%

• 25%

How many neurons does the brain have?

• About the same as there are cockroaches in St. George

• About the same as people in America

• About as many as cereal boxes in your home

• About the same as the number of stars in the Milky Way Galaxy

About how much does the brain weigh?

• 5 lbs.

• 1 lb.

• 3 lb.

• 8 oz.

How many items can the brain hold in its working memory?

• unlimited

• 7-9

• 1-5

• 12-15

Every minute, enough blood flows through the brain to fill a . . .

• gallon jug of milk

• an 8 oz. cup of water

• liter bottle of soda

• a quart of orange juice

Information going from your arms/legs to your brain travels at a speed of . . .

• 5-25 miles an hour

• 150-260 miles per hour

• 1,000 miles an hour

• 75-200 miles an hour

What is the fattiest thing in your body?

• your stomach

• your intestines

• your brain

• your liver

How many miles of blood vessels does the brain have?

• 400

• 250

• 100

• 50

What part of the brain controls reading?

• Parietal Lobe

• Occipital Lobe

• Cerebellum

• Brain Stem