About how much does an adult human brain weigh?

• 2 pounds

• 3 pounds

• 4 pounds

• 5 pounds

The brain goes to sleep when we do.

• TRUE

• FALSE

You use only 10 percent of your brain.

• TRUE

• FALSE

What can happen when brain processes malfunction?

• mental illness

• tremors

• symptoms related to Parkinson's disease

• all of the above

Tags

NGSS.HS-LS1-3

Damage to one side of the brain will affect the opposite side of the body.

• TRUE

• FALSE

As the brain ages, creativity and wisdom automatically decline over time.

• TRUE

• FALSE

Short-term memory lapse is an early sign of brain decline.

• TRUE

• FALSE

The brain has three main regions.

• TRUE

• FALSE

___________ is a chemical in the brain that is associated with pleasure.

• GABA (gamma-aminobutyric acid)

• serotonin

• dopamine

• acetylcholine

What is a neuron forest?

• a network of nerve cells and branches in the brain

• the part of the brain where memories are stored

• a collection in the brain of all the information that you know

• all of the above