quiz

Question 1

The brain is composed of ___________ water so dehydration can affect the proper functioning of the brain.

Answer 1

75-80%

Question 2

Our brains normally consist of _______ white matter and ________ gray matter.

Answer 2

60/40

Question 3

It is believed that we can only handle about 40 pieces of information per second consciously.

Answer 3

true

Question 4

Which of the following evolutions of the brain was the first to develop?

Answer 4

Reptile

Question 5

The neomamillian brain is responsible for which of the following?

Answer 5

Cognitive, sense of self, self aware, social connection

Question 6

Which brain is responsible for emotions?

Answer 6

The Paleomamilion Brain

Question 7

Directing attention purposefully can reshape our brain over time to help change the way we handle stress.

Answer 7

True

Question 8

Chronic stress can shrink our hippocampus.

Answer 8

True

Question 9

Studies have shown that in the brains of meditators, less gray matter density is seen in the hippocampus.

Answer 9

False

Question 10

Studies suggest that mind-wandering is likely a cause and not a consequence of unhappiness.

Answer 10

True