hormones secreted by gonads, Biology

Assignment Help:

Hormones secreted by gonads:

1. Testis and ovary are called gonads in the human body.
2. Apart from producing gametes, gonads also secrete hormones.

Testis :

Testis secretes the male sex hormone, testosterone.
The secretion of testosterone is promoted by the leutinizing hormone of the pituitary gland.

Functions of testosterone :

a) It helps in the development of prostate glands and seminal vesicles.
b) It helps in the development of secondary sexual characters in males like beard, mustache and the low pitch voice.
c) It also promotes the growth of bones and muscles.

Ovary :

Ovaries secrete the female sex hormones Oestrogen and Progesterone.

1. Oestrogen :

a) It helps in the development of uterus, mammary glands and fallopian tubes in females.
b) Promotes the development of secondary sexual characters like characteristic hair growth and high pitched voice in females.

2. Progesterone :

a) It acts during pregnancy.

b) It promotes the growth of uterus. implantation of embryo and in the formation of placenta.


Related Discussions:- hormones secreted by gonads

What is xaxim, Q. What is xaxim? Most pteridophytes have subterraneous ...

Q. What is xaxim? Most pteridophytes have subterraneous stems similar to the substrate called as rhizomes. Xaxim is a kind of pteridophyte with an aerial stem in generally perp

Explain glucose molecule runs the krebs cycle twice, Why can it be said tha...

Why can it be said that each glucose molecule runs the Krebs cycle twice? Every glucose molecule "cycles" the Krebs cycle twice because after glycolysis each used glucose has g

Who is caius plinius - taxonomy, Who is Caius Plinius - Taxonomy? Caius...

Who is Caius Plinius - Taxonomy? Caius Plinius Seconds, also known as Pliny the Elder (23-79 A.D.), a Roman naturalist and scholar, born in Como, mentioned nearly a thousand pl

Explain herbicide tolerant crops in evolutionary way, Explain Herbicide to...

Explain Herbicide tolerant crops in Evolutionary way Increased use of herbicide can result in increase in development of weed resistance to that herbicide either through

Estuaries - aquatic ecosystems, Estuaries - Aquatic Ecosystems All the...

Estuaries - Aquatic Ecosystems All the rivers and lakes ultimately drain into the sea. However, many rivers develop a highly specialised zone before joining the proper sea. Th

Explain the term- latent squint, Explain the term- Latent Squint (Anisophor...

Explain the term- Latent Squint (Anisophoria or Heterophoria) This eye condition occurs when the balance of extra-ocular muscles is altered. There is a tendency of the eye to

Define requirements for underwater weighing method, Define Requirements for...

Define Requirements for underwater weighing method? • The equipment required to perform hydrostatic measurements is bulky and maintenance intense. • A large tank of water, usu

State in brief about the alexander luria, State in brief about the alexande...

State in brief about the alexander Luria Luria adopted or developed these items over the course of many years, Christensen published them in English but without standardisatio

Advantages of the dsme, Following are the advantages of the DSME: It enable...

Following are the advantages of the DSME: It enables the patient to 1. Accept the disease. 2. Gain knowledge about disease, its prevention, treatment and management. 3.

How were the classification systems of aristotle, How were the classificati...

How were the classification systems of Aristotle and Linnaeus similar?  Both systems divided all living things into two major groups, animals and plants, but Aristotle's system

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd