Brain Teaser quiz

The average human adult brain weighs about

• 1.5 lbs

• 2 lbs

• 3 lbs

• 4 lbs

The brain is made up of 78%

• water

• fat

• protein

• oxygen

The surface of the brain is

• rubbery to the touch

• so soft it can be cut with a butter knife

• covered with a protective leather-like membrane

• encased in a resistant skin, like a tomato

The brain is about 2% of your body weight and uses what % of your body's energy

• 5

• 10

• 20

• 35

How many neurons (brain cells) does a human brain have?

• 500 million

• 1 billion

• 100 billion

• 1 trillion

How many minutes can the brain function without oxygen before damage occurs?

• 2-3 minutes

• 4-6 minutes

• 8-10 minutes

• 13-15 minutes

How much water should you drink each day to make sure your brain is operating at its peak?

• 2-4 glasses

• 5-7 glasses

• 8-12 glasses

• 13-15 glasses

Which of the following is a function or mode of thinking associated with the right brain hemisphere?

• logical analysis

• language

• controls left side of body

• controls right side of body

Which of the following functions is the prefrontal cortex of your brain responsible for?

• ability to plan for future

• ability to understand conversation

• ability to maintain balance

• ability to regulate emotions

Neurons send signals to other neurons at a rate of about

• 10 mph

• 70 mph

• 100 mph

• 200 mph