Female reproductive system - ovaries, Biology

Assignment Help:

OVARIES -

  1. 2 in number (didelphic). White / pinkish. Almond like. 3 cm long, 2 cm wide, 1 cm thick.
  2. Lie in the lower part of abdomen attached to dorsal wall by mesovarium.
  3. Attached to uterus by ovarian ligament.
  4. In wall of ovary visceral peritonium, germinal epithelium, & tunica albuginea present.
  5. Germinal epithelium is made up of P.G.C.
  6. Ground part of ovary is stroma differntiated in to outer cortex & inner medulla. Mesodermal in origin.
  7. P.G.C. of germinal epithelium is endodermal in origin.
  8. First of all from P.G.C. follicle cells are formed. Fuse to form egg nest.
  9. One is developing ovum, rest cells are destroyed to give nourishment to developing ovum.
  10. Destroyed cells are atratic cells. This phenomenon is atrasia.
  11. First it is single layered termed as primary follicle. Soon it becomes double layered i.e. secondary follicle.
  12. It is soon converted into graffian follicles or mature follicle. It's formation is folliculogenesis under control of FSH & LH.

692_ovary.png


Related Discussions:- Female reproductive system - ovaries

What is fern allies - equisetum, What is Fern Allies - Equisetum ? The ...

What is Fern Allies - Equisetum ? The earliest land plants are thought to have evolved from green algal ancestors, since they share many features. Both green algae and plants h

Explain the role of solutions, Explain the role of solutions? Solution...

Explain the role of solutions? Solutions:  A solution consists of a liquid solvent plus substances dissolved in it, called solutes. Solutes may be ions, atoms, or small molec

Explain tenofovir disoproxil fumarate, Tenofovir disoproxil fumarate (TDF, ...

Tenofovir disoproxil fumarate (TDF, Viread)  Tenofovir DF is the only nucleotide RTI available for treatment of HIV. It is a prodrug of tenofovir, a potent inhibitor of HIV rep

Middle piece - structure of the sperm, Middle piece - Structure of the Sper...

Middle piece - Structure of the Sperm Just behind the head, the small constriction (neck) carries a distal and a proximal centriole. The two lie at right angle to each other.

Define natural gums - hydrocolloids, Natural Gums These are derived fro...

Natural Gums These are derived from various plant as well as microbial sources and are divided into the following four basic categories: 1.  Seaweed gums:   Agar, Alginate,

Limerick, how do we write a limerick spell?

how do we write a limerick spell?

Oogenesis, Oogenesis  The process of formation of ova in the ovary is c...

Oogenesis  The process of formation of ova in the ovary is called as oogenesis. The germ cells are found in the form of germinal epthelium around the ovary.These cells are d

Is hemoglobin binds o2 more tightly at ph 7.2, Which of the following state...

Which of the following statements is correct? A. Hemoglobin binds O2 more tightly at pH 7.2 than at pH 7.4. B. Fetal hemoglobin under physiological conditions binds O2 more t

Plants, In school laboratory, what is usually regarded as evidence that pho...

In school laboratory, what is usually regarded as evidence that photosynthesis has occurred in a plant

Describe the blood sugar testing, A small drop of blood is required to perf...

A small drop of blood is required to perform the test and this can be easily obtained from the patient's fingertip. A large number of glucometer devices are easily available and t

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