Heart of cockroach, Biology

Assignment Help:
Heart of cockroach:
  1. In cockroach, heart is situated in pericardial sinus. It has13 chambers
  2. These are one behind the other. Each chamber opens into preceeding one.
  3. The last chamber is closed posteriorly. The first chamber opens into head sinus by a blood vessel called aorta.
  4. Pores called ostia are present on the side walls of these chambers.
  5. Through ostia blood enters into chambers of heart.
  6. In the heart blood flows from posterior to anterior direction.

804_Heart of cockroach.png


Related Discussions:- Heart of cockroach

Explain nevirapine and its adverse effects, Explain Nevirapine and its adve...

Explain Nevirapine and its adverse effects Nevirapine (NVP,Viramune) - Nevirapine is most effective at raising CD4 cell counts and lowering viral load when combined with 2 NRTI

Types of changes encountered during the support phase, What are the types o...

What are the types of changes encountered during the Support phase Adaptation - To accommodate changes to its environment Correction - To uncover defects in the Software

Is there such thing as good evaporation and bad evaporation, Hello I have b...

Hello I have been working with reptiles for a while and have been researching the incubation method known as egg suspended. This method is used with birds. Its placeing an egg on a

How to investigate mitral regurgitation by chest radiogram, Q. How to inves...

Q. How to investigate mitral regurgitation by Chest Radiogram? Enlarged left atrium is obvious on chest X-ray and it may occupy most of the cardiac silhouette in patients with

What is the vector of malaria, What is the vector of malaria? How different...

What is the vector of malaria? How different is its behavior from the behavior of the vector of dengue fever? The vector of malaria is a mosquito of the genus Anopheles, also k

Reactants of photosynthesis, what are the reactants and the products of pho...

what are the reactants and the products of photosynthesis? under the thylakoid, stroma,and combined

Explain acute renal failure, Explain Acute Renal failure Acute Renal f...

Explain Acute Renal failure Acute Renal failure:  Renal failure associated with burns or other trauma or with sharp infection or obstruction of the urinary tract.

Explain about catheters and guide wires, Q. Explain about Catheters and Gui...

Q. Explain about Catheters and Guide Wires? The commonly used guide wires vary in diameter from 0.012 to 0.052; with 0.035 or 0.038 being the most commonly used sizes. The stan

Water relations in terrestrial environment, Water Relations in Terrestrial ...

Water Relations in Terrestrial Environment Insects are the largest group of metazoans which have most successfully invaded the terrestrial environment. In addition, most arach

Gutta percha removal-endodontics principles, Gutta percha removal: Poor...

Gutta percha removal: Poorly condensed GP or single cone technique, -    Hedstrom hand files. -    Barded broaches. The well condenced GP: -    Rotary files; -    Ultrasoni

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