The Brain

What is the most important internal structure of the whole body that is in charge of everything, including your memories?

• Heart

• Brain

• Lungs

• Stomach

It is estimated that we have ______ thoughts per day.

• 70,000

• 7,000

• 50,000

• 100,000

The human brain is about ______% water.

• 75

• 50

• 90

• 60

How many neurons does your brain have?

• 1 million

• 10 billion

• 100 billion

• 1 trillion

Which of the following foods help keep your brain healthy?

• Fish

• Blueberries

• Nuts & seeds

• Green vegetables such as broccoli and brussel sprouts

• All of the above

Tags

NGSS.MS-LS2-3

Nerves are like electric wires that send messages around the body.

• True

• False

Choose the parts of the central nervous system:

• Brain

• Mouth

• Spinal Cord

• Nerves

• Heart

A measure of the quickness an organism responds to a stimulus

• Reaction time

• Normal time

• Brain waves

• Environmental cues

Tags

NGSS.MS-LS1-8