Q1.when we cut our nail or hair.why should not pain?
Answers
Explanation:
Explanation:
when we cut out nails or hairs we should not feel pain or have pain Because these are made up of a special type of proteins called'keratin' .which is made up of dead cells.Nails are the substances that formed outside the skin layer.The keratin is a hard substance.
Learn More :
- The hair grows about 13 to 15 mm in a year.
There are about more than 1 lakh hairs on our head and each day nearly 50-150 hairs falls every day.
Every hair lasts for approximately 3 years and then it also fallsThe base of nails lies inside the skin
Answer:
Whenever a body tissue containing nerve endings is injured the nerve is stimulated and it sends pain signal to our brain. The part of nails and hair that we cut, does not contain nerve endings. So when we cut/injure nails/hair we can't feel pain because that part can't send pain signals.