Implantation, Biology

Assignment Help:

IMPLANTATION -

  • Attachement of blastocyst on the endometrium of the uterus is called implantation.
  • Generally it occurs 7th day after fertilisation. (6-10 days). Blastocyst comes close to endometrial wall.
  • Soon the endometrium around the embryo shows the first sign of a decidual cells reaction (DCR).
  • Area of contact becomes more vescular. Implantation is under control of estrogen & progesteron.
  • Implantation is interstitial type i.e. embryo is buried in the uterine wall.

 

284_human life cycle.png

1793_human life cycle1.png


Related Discussions:- Implantation

Intermediate products of anaerobic respiration, (a) What are the intermedia...

(a) What are the intermediate products of anaerobic respiration in an active muscle? (b) Which of them is associated with oxygen debt? (c) In what way is th

Oxygen - aquatic ecosystem, Oxygen - Aquatic Ecosystem Oxygen is found...

Oxygen - Aquatic Ecosystem Oxygen is found in waters in dissolved form. It enters the aquatic ecosystem through the air water interface and by the photosynthetic activities of

Bacteria anerobic respiration, how does the bacteria clostrium tetani respi...

how does the bacteria clostrium tetani respire anerobically

Electron transport , 1) It is the series of coupled oxidation/reduction rea...

1) It is the series of coupled oxidation/reduction reactions where the electrons are passed like hot potatoes from one membrane-bound protein/enzyme to another before being finally

Chest examination of new born, Chest Observe for retraction of the...

Chest Observe for retraction of the intercostal muscle which is indicative of severe respiratory distress (a sign of hyaline membrane  disease).  Inspect the brea

Tidal energy and its advantages and disadvantages, Tidal energy The per...

Tidal energy The periodic rise and fall of water level of sea is called tides which are caused by gravitational effect of moon combined with the rotation of the earth. This var

What do you mean by ventricular arrhythmias, Q. What do you mean by Ventric...

Q. What do you mean by Ventricular Arrhythmias? Considerable disagreement exists regarding the significance of resting ventricular ectopic beats. In study comparing the coronar

Qualitative and quantitative analysis of colour, Q. Qualitative and Quantit...

Q. Qualitative and Quantitative Analysis of Colour? Primarily, two types of analysis are carried out for food colours - qualitative and quantitative. The qualitative analysi

Inter specific incompatibility, Inter specific Incompatibility This t...

Inter specific Incompatibility This type of incompatibility is characterized by the prevention of fusion of gametes between members of different species. The incompatibility

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