External morphology of human heart, Biology

EXTERNAL MORPHOLOGY -

  • Auricle 2 in number at broad area.
  • Both are small, flap like cover ventricles like caps i.e. auricular appendix. It's skeleton is made up of musculo-pelati.
  • Ventricles 2, large at apex area.
  • Left ventricle is comparatively large and covers complete apex.
  • Right ventricle does not reach the apex.
  • Both ventricles are separated by a groove ventricular sulcus externally here caronary artery present that supply blood to complete heart.
  • Auricles are demarkated externally from ventricle by coronary sulcus.
  • 1 pre caval and 1 post caval open in right auricles. (In cat pre cavals are absent) In rabbit 2 pre cavals present.
  • In L.A. 2 pairs pulmonary veins open. (In rabbit one pair)
  • In broad area left carotico systemic arch and pulmonary aorta (total 3) present.
  • All veins open in auricles. All arteries originate from ventricles.

1610_external morphology of human heart.png

Posted Date: 10/2/2012 12:58:59 AM | Location : United States







Related Discussions:- External morphology of human heart, Assignment Help, Ask Question on External morphology of human heart, Get Answer, Expert's Help, External morphology of human heart Discussions

Write discussion on External morphology of human heart
Your posts are moderated
Related Questions
GENERA L MECHANISM OF BLOOD COAGULATION - All researchers agree that blood clotting is a cascade mechanism and involves three essential steps - (a) Formation of prothrombin ac

Discuss the biological importance of Imidazole. Bring in examples of biomolecules that contain this group. Please be as thorough as possible.

1. A man with normal pigment, whose father was an albino, marries an albino. What chance is there that their first child will be an albino? 2. A man with normal pigment marries

Thorax and Lungs: The  lungs, a pair of conical-shaped organs lie  in  the  thoracic cavity, protected by the bony  thorax composed of the  sternum and ribs a interiorly and r

Explain the Compartments of Body Water? Within the body, water is found in two major compartments. These are: - The intracellular compartment (inside the cell) - The extr

Q. What is membrane? Membrane is any delicate sheet that separates one region from another blocking or permitting completely or selectively the passage of substances. The skin,

Cytoplasmic inclusions are cytoplasmic molecular aggregates, like as pigments, organic polymers and crystals. They are not considered cell organelles. Fat drops and glycogen gra


USES OF DRUGS - 1.       Drugs are prescribed as medicines to prevent or cure a variety of diseases. 2.       May be used to promot physical and mental health. 3.       U

Total Artificial Heart :  Jarvik seven was the first successful total artificial heart supporting the patient for 112 days. The disadvantage is that the patient has to be connecte