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

Explain the prevalence of iron deficiency anaemia, Explain the Prevalence o...

Explain the Prevalence of iron deficiency anaemia? We can find out about the prevalence of anaemia if we know what percentage of population is suffering from anaemia. The WHO h

How are the transparency and functions of cornea evaluated, How are the tra...

How are the transparency and functions of cornea evaluated? Physiological roles of barrier function, refractive function (with interaction of tear film), response to wound and

Where would expect to see its growth, If you inoculate an organism know to ...

If you inoculate an organism know to chemically reduce sulfur (as done by organisms capable of anaerobic respiration), where would you expect to see its growth in the test medium u

Define the historical example of neuroscience, Normal 0 false ...

Normal 0 false false false EN-IN X-NONE X-NONE

Explain about the zone electrophoresis, Explain about the Zone Electrophore...

Explain about the Zone Electrophoresis? Zone electrophoresis which was introduced about a decade later describes the migration of charged macromolecules in a porous supporting

Illustrate erythropoietin, Define Erythropoietin A. acts by stimulating...

Define Erythropoietin A. acts by stimulating the production of red blood cells by the peritubular interstitial cells of the kidney cortex. B. is secreted by cells in the bon

What is vascular cambium? what are their functions?, What is vascular cambi...

What is vascular cambium? What are their functions? The Vascular cambium is the secondary meristematic tissue that in roots and in the stem forms the vascular tissues phloem an

What are the main types of inheritances - epistasis, According to Mendel's ...

According to Mendel's law phenotypical characteristics would be verified by pair of factors (alleles) that separate independently in gametes. What are the main types of inheritance

What is the importance of vitamin D, Importance of vitamin D Vitamin D ...

Importance of vitamin D Vitamin D is mainly involved in the  calcium and phosphate metabolism. It usually promotes absorption of calcium and inorganic phosphate from the intest

Which chamber does the blood go after leaving left atrium, Q. To which hear...

Q. To which heart chamber does the blood go after leaving the left atrium? What is the valve that separates these compartments? The valve between the left atrium and the left v

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