The Hormonal or Endocrine System is made up of seven glands that release substances called hormones which travel in the blood stream and go to other parts of the body in order to stimulate a response.
Well over three million dogs have some form of acquired heart disease and may be in heart failure. Heart failure results when the heart is unable to pump blood at a rate necessary to meet the body’s needs. As the heart tries to work harder, further damage occurs.
Anal sacs are structures located on either side of the anus. They contain a semi-liquid, vile-smelling material that is normally expelled passively when dogs defecate. Sometimes anal sacs don’t empty properly because of an infection, impaction, an abscess or even a tumor.