Suprarenal

Glands

Introduction

:

°

Also

called

Adrenal

glands

.

°

Important

pairs

of

endocrine

glands

situated

on

upper

poles

of

kidney

and

enclosed

in

same

fascial

sheath

as

that

g

kidney

.

°

Two

parts

:

ca

>

Outer

Cortese

(

develops

from

mesoderm

)

(b)

Central

Medulla

(

develops

from

Neural

crest

)

°

Cortese

secretes

a

number

g

steroid

hormones

which

in

responsible

for

:

(a)

Controlling

electrolyte

and

water

balance

.

cb

,

Maintain

g

blood

sugar

comet

.

cc

,

Maintaining

liver

and

glycogen

stores

.

-

d

'

controlling

inflammatory

rkns

.

°

Medulla

in

composed

of

large

granular

chroma

f

fin

cells

which

secrete

catecholamines

.

•

Ontogenetically

.

phylogenetically

,

structurally

and

functionally

.

the

cortex

and

medulla

are

distinct

.

But

topographically

they

are

similar

.

Location

:

in

The

suprarenal

glands

are

located

in

epigastric

region

of

abdomen

121

Antero

superior

to

upper

part

g

each

kidney

.

c

"

Right

suprarenal

in

ur

edge

shaped

between

the

diaphragm

post

.eu?aeglyi

.

the

inferior

vena

cava

antero

medially

.

the

right

lobe

g

liver

-

Anteriorly

.

kidney

-

in

few

laterally

ban

area

g

liver

-

superiorly

.