Basic structural pattern of limbs, Biology

Assignment Help:

Basic structural pattern of limbs

The common structural pattern of tetrapod limbs is extremely clear expressed in their skeletal components and in the manner they are organized. The limb is composed of a series of bones that develop in a proximodistal sequence and are arranged in a definite common manner. Generally, a forelimb consist of a numerous, followed distally by two parallel bones, a radius and ulna and then various carpals, metacarpals and digits made of phalangeal elements in this order.

1772_Basic structural pattern of limbs.png

Figure: Scheme of serial homology of the bones of forelimbs and hind limbs of vertebrates

The corresponding skeletal elements of hind limbs are femur that is followed via parallel tibia and fibula, various tarsals, metatarsals and digits. Since there is a bone-for-bone correspondence in the forelimbs and hind limbs the several bones of these limbs are said to be serially homologous.


Related Discussions:- Basic structural pattern of limbs

Rejection of a transplant, Which of the following cells of the immune syste...

Which of the following cells of the immune system is most likely to be directly involved in the rejection of a transplant? Answer plasma cells eosinophils basophils T lymphocytes m

Evolution, describe the two scientific models for evolution (gradualism, pu...

describe the two scientific models for evolution (gradualism, punctuated equilibrium)

How to investigate mitral regurgitation by echo, Q. How to investigate mitr...

Q. How to investigate mitral regurgitation by Echo? 2 D echocardiography will help determine the morphology and etiology of mitral regurgitation. Rheumatic mitral regurgitation

Ascitic fluid collection - specimen collection, Pleural, Pericardial, and A...

Pleural, Pericardial, and Ascitic fluid Collection:      The procedure is called paracentesis . If for pleural cavity is called thoracocentesis , and for pericardial cavity c

Introduction of quality attributes of food, Q. Introduction of Quality Attr...

Q. Introduction of Quality Attributes of Food? Seasonal fruits and vegetables are grown in plenty, and are available in their respective seasons in abundance. While choosing th

Surface run-off - causes of water pollution, Surface Run-off - Causes of Wa...

Surface Run-off - Causes of Water Pollution The surface run-off from cultivated lands where inorganic fertilisers, pesticides, insecticides and rich manure are applied and sol

Jaber, What is genetic drift?

What is genetic drift?

Asexual reproduction in fungi, Asexual reproduction in fungi Fungi repr...

Asexual reproduction in fungi Fungi reproduce asexually by means of sporulation and fragmentation. Fragmentation : This is a type of asexual reproduction in fungi whi

What is resection and primary end to end anastomosis, What is Resection and...

What is Resection and Primary End to End Anastomosis ? For neonates and infants the best operation is resection of coarctation and primary end-to-end anastomosis. With the baby

Explain about the dietary fibre, Explain about the Dietary Fibre? You a...

Explain about the Dietary Fibre? You are all aware that fibre is an important component in the structure of plants. However, fibre as a dietaiy constituent was considered impor

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