The dura mater over these fractures was uninjured ... Ecchymoses of the left eye 1st and right eye 2nd. Great oedema of sinus and a little blood extravasated about shot wound, clean cut as ...

These layers are the dura mater, arachnoid mater, and pia mater. Together, your meninges stabilize your brain, protect sensitive areas, and give support to nerves, blood vessels, lymphatics ...