Heart in mammals, Biology

Assignment Help:

Birds and Mammals -

  • Heart is 4 chambered.
  • 2 auricles & 2 ventricles.
  • Sinus venosus & truncus arteriosus absent.
  • Arteriovenous heart.
  • Double circulation i.e. pressure is more.
  • In aves right systemic arch present.
  • In mammals left systemic arch present.

1419_mammals heart.png


Related Discussions:- Heart in mammals

Hormones of pancreas, HORMONE S OF PANCREAS AND THEIR ROLE - (i) Glu...

HORMONE S OF PANCREAS AND THEIR ROLE - (i) Glucagon (Secreted by a-cells) It stimulates the liver to convert stored glycogen into glucose. Glucagon is controlled b

Egg - synergids, Egg - Synergids The three cells of the egg apparatus ...

Egg - Synergids The three cells of the egg apparatus are arranged in triangular fashion with the egg sharing a common wall with the two synergids and the central cell. In the

Explain about the stilbenes, Explain about the Stilbenes? Stilbenes con...

Explain about the Stilbenes? Stilbenes contain 3 phenyl compounds connected by a 2-carbon methylene bridge and occur in nature in restricted distribution. In plants, they act a

Explai total fertility rate and replacement level, Differentiate between To...

Differentiate between Total Fertility Rate (TFR) and Replacement Level (RL) Due to uncontrolled excessive hunting the population of tigers in a forest becomes Zero. Discuss the

Energy metabolism, Energy Metabolism In the preceding sections of the ...

Energy Metabolism In the preceding sections of the unit, you studied how the products of digestion of food, viz: amino acids, sugars and fatty acids are absorbed and transport

Explain wind pollinated flowers, Wind pollinated flowers are: 1. Small, ...

Wind pollinated flowers are: 1. Small, brightly coloured, producing large number of pollen grains 2. Small, producing large number of dry pollen grains 3. Large producing

How can the reactions of the nervous system be classified, Q. Concerning vo...

Q. Concerning volition of the individual how can the reactions of the nervous system be classified? The efferences (reactions) of the nervous system can be classified into volu

How many hours will the bag last, Mr. Jones I.V. was hung at noon. It is a ...

Mr. Jones I.V. was hung at noon. It is a liter bag and is infusing at 65 ml/hr. How many hours will this bag last?

Radiation cataract and steroid induced cataract of the eye, Explain the rad...

Explain the radiation cataract and steroid induced cataract of the eye. Radiation Cataract Exposure to radiation causes discoid posterior sub-capsular opacities. Mechanism o

Plankton - aquatic ecosystem, Plankton - Aquatic Ecosystem This group ...

Plankton - Aquatic Ecosystem This group includes both microscopic plants (phytoplankton) and animals (zooplankton) found in all aquatic ecosystems, except certain swift moving

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