_______________nourishes the brain and protects it by absorbing shocks.

Q. The _____ serves as a shock-absorbing medium and protects the brain against shocks and jerks.

Q. The diagram shows a foetus developing in a uterus. Which of the labelled parts prevents dessication of the foetus and acts as a protective cushion that absorbs shocks?

Q. The organ A which is located inside the skull of our body is protected by a bony box B and it is surrounded by three membranes C. The space between the membranes is filled with a liquid D which protects the organ A from mechanical shocks. The organ A in combination with another organ E makes up the central nervous system. ​

(a) What is organ A?

Q. Assertion (A): Stratospheric ozone layer plays a vital role in protecting the living organisms on Earth.
Reason (R): It acts as a shield by absorbing ultraviolet radiation from the sun.

Q. ............ acts as a shock absorber between bones.