NERVOUS SYSTEM: TRUE OR FALSE?

Humans only use 10% of their brain or less

False!

The brain uses 20% of the energy we consume each day

True!

Mental abilities are separated into discrete left and right “halves”

False!

New neurons cannot be created

False!

The brain makes up 2% of our body weight

True!

The brain does not change after growth that occurs during adolescence

False!

A nerve is a single cell

False!

The brain uses 50% of the oxygen we breathe in

False!

The longest cells in the human body are in the sciatic nerve

True!

The human brain is firm and grey

False!