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Test YOUR Nervous System Knowledge! Flashcards | StudBud
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Test YOUR Nervous System Knowledge!
Test YOUR Nervous System Knowledge!
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StudBud Administration
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Questions
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Answers
1
Which organ system has its own independent nervous system?
Circulatory system
Digestive system
Reproductive system
Respiratory system
2
How much does the brain weigh?
10 pounds
5 pounds
3 pounds
1 pound
3
How many nerve cells are found in your brain?
10 million
100,000
100 billion
1 million
4
A newborn baby's brain almost quadruples in size during the course of its first year.
True
False
5
At what age is your brain considered to be fully formed?
4 years old
12 years old
25 years old
2 years old
6
What percentage of the brain is made of fat?
5%
20%
60%
10%
7
There are more nerve cells in the human brain than there are stars in the Milky Way.
False
True
8
Which of these is the only multicellular animal that does not have a nervous system?
Sponge
Earthworm
Spider
Jellyfish
9
Every square centimeter of your skin contains around 200 receptors for _____.
Touch
Temperature
Vibration
Pain
10
It’s a myth that you only use 10 percent of your brain.
False
True
11
The human brain can generate enough energy to power a _____.
light bulb
laptop computer
refrigerator
microwave oven
12
If we lined up all the nerve cells in our body it would be around _____ miles long.
600
300
25
100
13
The nervous system can transmit nerve impulses as fast as _____ miles per hour.
25
75
270
360
14
Which of these is the longest nerve in the body?
Femoral nerve of the leg
Brachial nerve of the arm
Radial nerve of the arm
Sciatic nerve of the leg
15
On average, your spinal cord stops growing at _____ years old.
12
18
2
4
