What is teratology, Biology

Assignment Help:

Teratology: It is the study of abnormal embryos. In other words teratology is the study of abnormalities of physiological development. It is often use as the study of birth defects, but it is broader than that. Taking teratology in other developmental stages like as puberty or other life forms, such as plants. In all newborns birth defects are known to occur in 3-5%. There are the leading causes of infant mortality in the United States, accounting for more than 20% of all infant deaths. 

7 to 10% of all children will require extensive medical care to diagnose or treat a birth defect. It was previously thought that the mammalian embryo developed in the impervious uterus of the mother and it is protected from all extrinsic factors. After the thalidomide disaster of the 1960s, it has became apparent or more accepted that the developing embryo can be highly vulnerable to certain environmental agents which have negligible or non-toxic effects to adult individuals.

 


Related Discussions:- What is teratology

Differance among subphylum chaetognatha and urochordata, Explain differance...

Explain differance between Subphylum Chaetognatha and Subphylum Urochordata? Subphylum Chaetognatha: Larval stages of this small group share some of the characteristics with

Describes why okazaki fragments are not observed in pcr, Which of the follo...

Which of the following best describes why Okazaki fragments are not observed in PCR? A. DNA primase is used for the entire reaction therefore eliminating the production of Okaz

Types specimens of echpnodermata, Types specimens of echpnodermata Befor...

Types specimens of echpnodermata Before we begin the study of the selected specimens of the following echinoderms - Feather star, Brittle star, Sea urchin, Sea cucumber and Star

State the terms complete alimentary tract, State the terms complete aliment...

State the terms complete alimentary tract, complete digestive tract and complete gut? A digestive tract which has an anal and oral opening. This adaptation allowed for a linear

Define requirements of vitamin a of infants, Define requirements of Vitamin...

Define requirements of Vitamin A of infants? On the basis of vitamin A ingested by breast fed infants in well-nourished communities, ICMR (1990) has recommended a daily allowan

Compute how much of the absorbance of the bsa, For a sample containing both...

For a sample containing both protein and nucleic acid, the absorbance measured at a particular wavelength will be the sum of contributions from both types of molecule. Using the pr

Respiration, How does Respiration in animals

How does Respiration in animals

Why degree of dispersion of protein solution is decreased, Degree of disper...

Degree of dispersion of protein solution is decreased. It is decreased because of certain reasons:- Association: refers to changes occuring at subunit or molecular leve

Diagnosis and treatment of myocarditis, Diagnosis X-ray chest show...

Diagnosis X-ray chest shows cardiomegaly.  ECG shows conduction defect, low voltage QRS, atrial and ventricular disrhythrnias.  Echocardiogram - decreased LV cont

To show that growing seeds take in oxygen, To show that growing seeds take ...

To show that growing seeds take in oxygen Cork up one end of a tube, having first placed inside some damp cotton wool and some mustard seeds. Immerse the open end in dilute ca

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