Which of the following is a function of the right brain hemisphere:

controls the left side of the body

Brain plasticity refers to which of the following?

the ability of brain tissue to take on new functions

Which of the following functions is the prefrontal cortex of your brain responsible for?

your ability to plan for the future

The surface of a living brain is:

so soft it can be cut with a butterknife

Adequate sleep is important to your brain because:

your brain works on storing memories as you sleep.

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Brain Teasers

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Questions 12

Answers

1
Neurons send signals to other neurons at a rate of about _______________.
70 mph
200 mph
10 mph
1000 mph
2
Which of the following is a function of the right brain hemisphere:
logical analysis
emotions
controls the left side of the body
language
3
How long can the brain function without oxygen before damage starts to occur?
6-8 minutes
4-6 minutes
it can’t
2-3 minutes
4
The brain is about 2% of your body weight, and uses what percentage of your body’s energy?
20%
1%
5%
10%
5
Brain plasticity refers to which of the following?
the fixed and permanent nature of the brain at puberty
the ability of brain tissue to take on new functions
how the brain gets larger as a child grows
the brain transfer information between hemispheres
6
Which of the following functions is the prefrontal cortex of your brain responsible for?
your ability to understand what someone else says
your ability to plan for the future
your ability to maintain your balance while you dance
your ability to make new memories
7
The average adult human brain weighs about:
1 pound
8 pounds
5 pounds
3 pounds
8
The surface of a living brain is:
covered with a protective, leather-like membrane
rubbery and springy to the touch
encased in a protective skin, like a tomato
so soft it can be cut with a butterknife
9
Adequate sleep is important to your brain because:
your brain produces essential proteins during sleep.
your brain needs to “shut down” and rest each day.
your brain loses brain cells each day if it lacks sleep.
your brain works on storing memories as you sleep.
10
Your brain generates enough electrical power while you are awake to:
turn on a microwave
run a table saw.
light a 25 watt light bulb.
power a computer
11
How many neurons (brain cells) does a human brain have?
5 million
100,000
100 billion
10 billion
12
The brain is made up of 78%
oxygen
fat
protein
water

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