This is possible. Namely, the o<span>ptic nerve transmits visual information from eyes to the brain. But, in some situations, the optic nerve may be damaged. So, eyes are completely normal regarding their structure and function, but the optic nerve cannot transmit information to the brain. Since brain does not receive any information from the eyes, the person is considered blind.</span>
A condyloid joint is<span> oval-shaped, one bone fits into the cavity of another bone, it allows for up and down motion and some side to side motion but no rotation. An example would be the wrist or base of fingers. A gliding </span>joint is when two flat bones with ligaments glide against each other. An example of this would be the tiny bones in your wrist.
False flexibity is known to be beneficial for flexibility