There are three things that protect the CNS; brain and spinal cord. Bone which is the skull for the brain and the vertebrae for the spinal cord, meninges which is a protective membrane, and the spaces between the meninges are filled with cerebrospinal fluid for cushion and protection.
meninges, the skull, Cerebrospinal fluid (CSF), and Blood Brain Barrier (BBB) are the four things that protect the brain
You just need 2 things- your brain and your eyes.
The answer is "headache" because it is four things. On your head, in left/right eye and a word and it covers head pain on your head. It also teases your brain sort of to make it hurt.
swords, knights, guards, moats, drawbridges, attack weapons etc.
The brain , the heart, the lungs and the spinal column.
A square
We consider the brain in four sections, or lobes, by area. Each lobe extends across both hemispheres (halves) of the brain. They are the frontal, temporal, parietal, and occipital lobes.
Four-eyes.
Hatchet Brain's Winter Brian's Hunt Brian's Return
Lateral
Mind.
Frog
use your brain