The Role Of Hormones In Human

THE ROLE OF HORMONES IN HUMAN Endocrin e system

consists of

that secretes

are

are

are released

travel throughout

and then

in the

affect and influence

bind to

produced by

causes the

on the to in a

Generation of stimulate / inhibit Release of nervous system Endocrine system complements the nervous system differences

Endocrine system

Nervous system

Convey message via hormone

some

Involves both nervous and example

Regulation of body temperatur e Regulation of osmotic

Physical process

some

Involves only endocrine example

Menstrual cycle Development of secondary sexual

Conveys message rapidly

The Human Endocrine System Messages / information carried from one source to many directions Response is quick and short

divided into three main Functions of Hormones categories

Reproductio n

Hormones: FSH LH Oestrogen Progesterone Androgens

Growth

Homeostasis Hormones: Insulin Glucagons Antidiuretic Adrenaline

Hormones: TSH Thyroxine

Regulation of Hormone Secretion regulated by

regulated to prevent

Hormone secretion

other hormones level of certain substances in body signals from nervous system acts on

Hypothala mus indirectly serves has a cluster as regulates a of specialised body nerve cells called which is _______________________ function _______________________________________ stimulate

overproduction underproduction

by controlling

produce however regarded as suppress because