Amniocentosis, Biology

Assignment Help:

AMNIOCENTOSIS -

  1. Transabdominal aspiration of fluid from the amniotic sac of the foetus is called amniocentesis .
  2. It is prenatal diagonestic technique to determine genetic disorders if any of the foetus.
  3. It's mis use is to determine sex & kill undesired foetus (mainly female).

Procedure -

  1. At an early stage of pregnancy (14th or 15th week) location of feotus is determined by sonography. Then a small amount of amniotic fluid is drawn by passing a special surgical syringe needle through the abdominal wall into the amniotic sac containing amniotic fluid.
  2. Cells that have sloughed from the foetus's skin or respiratory tract into fluid are sucked into the syringe.
  3. These cells can be examined for chromosomal abnormalities cells may be cultured for tracing phenylketonurea & sickle cell anaemia.

Related Discussions:- Amniocentosis

Explain the barrier function in the cornea, Explain the barrier function in...

Explain the barrier function in the cornea. Barrier Function: It is the first line of barrier between the external environment and the corneal stroma. The superficial epi

Photosynthesis and nutrition in plants, In a school laboratory, what is usu...

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

What do you mean by herbaria and museums, Q. What do you mean by Herbaria a...

Q. What do you mean by Herbaria and Museums? A herbarium is a collection of pressed and dried plants arranged according to some valid system of classification and available for

Stored metabolites - seed and fruit, Stored Metabolites - Seed and Fruit ...

Stored Metabolites - Seed and Fruit In a large majority of seeds food is stored in the cells of the endosperm. In coconut, wheat and castor bean for example, it is the endospe

Explain elastase, Elastase The inactive  proelastase  is activated by t...

Elastase The inactive  proelastase  is activated by trypsin to the active form elastase. Elastase attacks  peptide  bonds  next  to  the  small amino  acid residues such  3s  g

Leaves give off water vapour, Leaves give off water vapour Use two same...

Leaves give off water vapour Use two same pots of soil, one with a small plant and the other without. Cover the soil in every pot with cardboard as shown in the diagram after w

Define the chemical equation of the formation of bicarbonate, Q. What is th...

Q. What is the chemical equation of the formation of bicarbonate from water and carbon dioxide? What is the enzyme that catalyzes this reaction? The chemical equation of the ch

Slim mold, what is the cycle of slime moldand thier structure

what is the cycle of slime moldand thier structure

What is the absolute pressure at the bottom of the container, A container i...

A container is filled to a depth of 20.0 cm with water. On top of the water floats a 30.0-cm-thick layer of oil with specific gravity 0.700. What is the absolute pressure at the bo

What are the sources of vitamin k, What are the Sources of Vitamin K? A...

What are the Sources of Vitamin K? As mentioned above, in plants, the only important molecular 'form of vitamin K is phylloquinone. Phylloquinone is distributed ubiquitously th

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