Question

What are the three meninges in brain?

Answer 1

Three meninges are:

1. Duramater :it is outer tough and fibrous membrane.

2. Arachnoid: it is middle delicate membrane.

3. Piamater: it is inner thin and highly vascular membrane.

Answer 2

$\bold{THE \: BRAIN}$

◼Brain is the most essential and a delicate organ present inside skull also known as brain box.

◼It weighs 1350 g and consumes 80 % of water and more than 25 % of total oxygen.

◼It is protected by 3 membranous covering called meninges which continues further to spinal cord .There is a liquid filled between these meninges called cerebrospinal fluid which provides a cushion effect, protecting brain from shock.

▶$\bold{DURA \: MATER}$

Dura - tough

Mater - mother

Its the outermost membranous tough membrane.

▶$\bold{ARCHANOID}$

Archane - spider

Its a thin delicate middle web like cusion layer.

▶$\bold{PIA \: MATER}$

Pia - tender

Its the innermost vascular membrane, contains rich supply of blood vessels.