1
How many bones does the skull have?
29 bones
30 bones
25 bones
2
Approximately how many times does a person blink a day?
20 thousand times a day
30 thousand times a day
25 thousand times a day
3
What is the most powerful muscle in the human body?
Legs
Language
Arms
4
How many times does the human heart beat a day?
150,000 times a day
100,000 times a day
200,000 times a day
5
Approximately how many cells does the human body have?
10 trillion cells
20 trillion cells
15 trillion cells
6
Approximately how many hairs does a human have?
100,000 threads
200,000 threads
150,000 threads
