--%>

How circulatory systems of the animals categorized

How are the circulatory systems of the animals categorized?

E

Expert

Verified

A circulatory system is classified as open or closed. In an open circulatory systems blood gets out of vessels and flows also to large cavities that perfuse the tissues to be irrigated. In an closed circulatory systems the blood circulates only within blood vessels and through the heart.

   Related Questions in Biology

  • Q : Protein structures and protein

    Write an essay, max 2500 words, plus figures and references, on one of the following topics:1. An appraisal of methods for comparing protein structures.2. Homology modelling in the structural genomic projects.3. Com

  • Q : Drugs which cross the blood brain

    Tell us regarding some drugs which can cross the blood brain barrier?

  • Q : Explain Galvanic cell Explain the term

    Explain the term Galvanic cell in short?

  • Q : Trends of gametophyte in evolution of

    Explain the trends of gametophyte in evolution of the plants?

  • Q : Cell types forming xylem Specify the

    Specify the cell types which form the xylem? Specify its main features?

  • Q : Respiration of animals Oxygen comes

    Oxygen comes from the environment and carbon dioxide in the end returns to the environment. How small animals do solve the problem of taking away and bringing these molecules from/to their cells? Why isn't that solution possible for the larger animals?

  • Q : Intensity of facilitated diffusion How

    How does intensity of facilitated diffusion differ in relation to the concentration of the moved substance? Also explain the limiting factor?

  • Q : Description of trichomoniasis Give a

    Give a brief description of trichomoniasis? Why is it categorized as an STD?

  • Q : What is Multimedia Technology

    Multimedia Technology: This technology applies interactive computer elements, like text, graphics, video, sound and animation, to transport a message. When you have a knack for computer work and are fascinated in digital media, read on to discover car

  • Q : Nature of Ppersonality - Organizational

    Personality has some basic characteristics which are observed in the behavior of employees. They are distinctive traits of personality, individual differences, consistent traits and attributes, and perceptual process and modification.