Fun Facts about the Human Brain

Question 1

There are approximately ___ neurons in the human brain

Accepted Answer

86 billion

Question 2

Per day our brains cost ___ calories to function at a basic level

Accepted Answer

516 calories

Question 3

The basic building blocks of the brain are called

Accepted Answer

neurons

Question 4

We only use 10 % of our brains

Accepted Answer

False

Question 5

The cerebral cortex is divided into __ hemispheres

Accepted Answer

2

Question 6

The brain weighs approximately

Accepted Answer

1.2 - 1.5kg

Question 7

The human brain accounts for 2% of the body's mass but 20% of its oxygen consumption at rest

Accepted Answer

True

Question 8

All mammals have a wrinkled cortex to increase surface area, but the human cortex is larger

Accepted Answer

True

Question 9

The brain is the control centre which sends & receives info to & from the body via spinal cord

Accepted Answer

True

Question 10

The outer layer of the brain is called

Accepted Answer

cerebral cortex

Questions 10