How many taste buds does the average human tongue have?
At what speed do signals travel along human nerve fibers?
100 mph
150 mph
200 mph
268 mph
What is the smallest particle (in microns) that the human eye can see?
30 microns
40 microns
50 microns
60 microns
How many different scents can the human nose distinguish?
500000
1 trillion
10000
1 million
What percentage of the brain is dedicated to processing visual information?
How many bones in the human ear are involved in hearing?
What is the maximum number of frames per second the human eye can process?
30 fps
60 fps
1000 fps
150 fps
How many different colors can the human eye theoretically distinguish?
1 million
5 million
10 million
1 billion
At what age do humans typically have the most taste buds?
Birth
5 years
10 years
15 years
How many different types of touch receptors are there in human skin?
What is the frequency range (in Hz) of human hearing at its peak?
10-10,000
20-20,000
30-30,000
40-40,000
How many olfactory receptors does the average human nose contain?
2 million
4 million
6 million
8 million
What percentage of people experience synesthesia, where senses overlap?
How long does it take for a taste bud to regenerate completely?
5 days
10 days
14 days
20 days
What percentage of human DNA is dedicated to brain development?
How many different aromas can the human nose distinguish?
500
1000
10000
1 trillion
What is the approximate weight of the human brain in grams?
How many pain receptors are in the human body?
1 million
3 million
5 million
7 million
What percentage of daily energy does the human brain consume?
How fast (in milliseconds) does it take for the brain to process visual information?