o dy and we perspiration
does not take place to cool it down.
SCO
Heated bone 4. How does the broken bone of a person join by putting
a bandage on it?
Broken bone
me Ans. It is not the bandage which heals the bone There is
an in-built mechanism in the body to repair itself
a part of the skin gets injured, it is replaced by new
skin which forms over the injured area in a few days.
Similarly when there is a fracture, the body repairs
itself. Setting the fractured bone, plastering the area
around it, and pulling the bandage on it helps to keep
it in its place and unite it correctly
back
be
5. Why is water sprinkled on the face of an unconscious person to bring my
to consciousness?
Ans. If water is sprinkled on the face of an unconscious person it stimulates his nerves
and so the brain gets stimulated due to temperature shock. This helps the person
to regain his consciousness.
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