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

Explain the metabolic rate of aerobic organisms, Why can the consumption of...

Why can the consumption of molecular oxygen indicate the metabolic rate of aerobic organisms? Molecular oxygen (O2) consumption has direct relation to the cell metabolic rate i

Types of surgery in exstrophy of the bladder, Types of Surgery   There ...

Types of Surgery   There may be two options for surgical correction. Urinary Diversion In this following procedures are performed:  1)  Uretero sigrnoidostomy  if there  is

What is the production of rna called, What is the production of RNA called ...

What is the production of RNA called and what is the enzyme that catalyzes the process? The making of RNA from information included in DNA is called transcription. The enzyme t

Define iron - the micronutrient, Define Iron - The Micronutrient Iron, ...

Define Iron - The Micronutrient Iron, as you may be aware, is a trace element present in the body. The body contains approximately 3 - 3.5 g of iron of which about two thirds i

Explain the steps for injecting insulin injection, Explain the Steps for In...

Explain the Steps for Injecting Insulin Injection It is important to teach patient to take injections at regular times, 30 to 60 minutes before meals. Take insulin everyday, ev

What is pulmonary stenosis, Pulmonary Stenosis :  The obstruction may be v...

Pulmonary Stenosis :  The obstruction may be valvar, infundibular or supra valvar.

Describe phases in the care process, There are 5  distinct yet constantly i...

There are 5  distinct yet constantly interacting phases in the care process. Assessment : A broad base of relative information about the patient's nutritional status,  food ha

Agro industrial-complication during gestation, Complication during gestatio...

Complication during gestation Many complications like uterine torsion, vaginal prolapse, mummification, foetal maceration, hydra allantois, hydro amnios and teratological abno

Historical example for scaling from individual to ecosystems, Define Histor...

Define Historical example for scaling from individual to ecosystems? Biological oceanographers have long utilized physiologically based models like the Droop model, which reduc

Describe uncontrolled mitotic procedure, Q. What is the uncontrolled mitoti...

Q. What is the uncontrolled mitotic procedure that occurs as disease in pluricellular beings called? Uncontrolled mitotic cell division is known as neoplasia. Neoplasia the for

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