The elements of animal physiology / by John Angell ; revised by J.C. Buckmaster.

  • Angell, John
Date:
1869
Catalogue details

Licence: Public Domain Mark

Credit: The elements of animal physiology / by John Angell ; revised by J.C. Buckmaster. Source: Wellcome Collection.

    13/320 page 1
    THE ELEMENTS OF ANIMAL PHYSIOLOGY. Natural bodies may be divided into two classes —animate, or organized bodies, which possess life; and inanimate, or unorganized bodies, which neither possess life nor have been derived from those which have possessed it. Animate, or living bodies, are characterized by a peculiarity of structure termed organization ; that is, they are made up of organs, and are described as organized beings. Organs are parts of the body which perform functions or duties. Thus, the brain is the organ of the mind ; the eye is the organ of sight; the nose of smell; the stomach of digestion; and the lungs, liver, and kidneys are organs of excretion—that is, they sepa- rate poisonous or injurious substances from the blood. The function of an organ, then, is the office or duty which it performs. An organized structure consists of a combina- tion of organs, each of which differs in structure from the rest, and performs some function necessary to the well-being of the whole. Thus the human body con- sists of bones, muscles, nerves, brain; organs of digestion, circulation, respiration, secretion, and excre- tion. If either of these organs cease to perform its functions properly, disease or death will ensue, accord-
    digitised image 1
    digitised image 2
    digitised image 3