Johnston  Anatomy Powerpoint
Upcoming SlideShare
Loading in...5
×

Like this? Share it with your network

Share
  • Full Name Full Name Comment goes here.
    Are you sure you want to
    Your message goes here
    Be the first to comment
    Be the first to like this
No Downloads

Views

Total Views
1,709
On Slideshare
1,706
From Embeds
3
Number of Embeds
1

Actions

Shares
Downloads
13
Comments
0
Likes
0

Embeds 3

http://www.slideshare.net 3

Report content

Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
    No notes for slide

Transcript

  • 1. Meninges and Cerebrospinal Fluid BY: Marianne Johnston
  • 2. What are 3 types of Meninges and what are they?
    • Dura Mater
    • Arachnoid Mater
    • Pia Mater
  • 3. Dura Mater:
    • A thick durable membrane that is closest to the skull.
    • A sac which envelops the arachnoid and has been modified to serve several functions.
    • Surrounds and supports the large various channels carrying blood toward the heart.
  • 4. Arachnoid Mater
    • Name from its spider web like appearance.
    • Exists as a thin, transparent membrane.
    • Does not follow the convolutions of the surface of the brain and is a loosely fitting sac.
  • 5. Pia Mater
    • The Meningeal envelope which firmly adheres to the surface of the brain and spinal cord.
    • It is a very thin membrane composed of a fibrous tissue covered on its outer surface by a sheet of fat cells thought to be impermeable to fluid.
  • 6. What is Cerebrospinal Fluid Made Of?
    • It is ma de of 15 to 45 mg protein ( wh ich is lo wer in children) and 50/80 mg gluc ose (two thirds of blood gluc ose ).
  • 7. What is the Function of Cerebrospinal Fluid?
    • It helps nourish, support, and remove metabolic wastes.
    • It mainly cushions the brain to make knocks to the head have less of an effect.
  • 8. What is Meningitis?
    • It is an infectious disease characterized by inflammation of the meninges usually due to a bacterial or viral infection.