Heart in mammals, Biology

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

Posted Date: 10/2/2012 12:54:02 AM | Location : United States







Related Discussions:- Heart in mammals, Assignment Help, Ask Question on Heart in mammals, Get Answer, Expert's Help, Heart in mammals Discussions

Write discussion on Heart in mammals
Your posts are moderated
Related Questions
Q What are the few representatives of the phylum Mollusca? Octopuses, Snails, oysters and squids are examples of molluscs. Q. In which habitats do molluscs live? Mollus

Water has key participation in organic reactions. What are examples of two types of organic reactions in which water is respectively incorporated or liberated in the products of th

What happens when the ovum is fertilized? If the ovum is fertilized, there is no breakdown of endometrium and no menstrual flow. The fertilized ovum travels through uterine tub

A (w+/ w+) red-eyed Drosophila female is crossed with a white-eyed male. Assuming the trait for eye colour is sex-linked, what are the possible phenotypes of the progeny?

Hydrophilicity Plot is a computer plot which checks the relative summed hyrophobicity or hydrophilicity of adjacent amino acid sidechains (usually within a moving window of about

Q. Why is there a sense of pressure change inside the ear when someone goes down a mountain? The pressure inside the middle ear is maintained equal to the external ear so to th

Ketosis Ketosis, also known as acetonaemia or ketonaemia is a multifactorial disorder that commonly occurs in dairy cows and buffaloes immediately after calving or in early lac

Human anatomy: Human anatomy is a branch of biology which, with deals with human physiology and biochemistry. It is mainly concerned with the scientific study of the internal stru

In addition, pregnancy or constipation may worsen GERD by increasing intra-abdominal pressure. Secondary causes of GERD include reflux caused by acid hypersecretory states, connec

Can two normal individuals of the same species with sexual reproduction have identical genomes and identical karyotypes? How is the human karyotype usually represented? Except