CELL INJURY AND CELLULAR ADAPTATION

 INTRODUCTION:

• Pathophysiology is described as the study of the biological and physical manifestations of disease as they correlate with the underlying abnormalities and physiological disturbances.
• Pathophysiology does not deal directly with the treatment of diseases but it explain the processes within the body that result in the sign and symptoms of the disease.
• In short pathophysiology means study of the nature and cause of disease or the result of disease in the body.
• Pathophysiology is a required area for nearly all healthcare professional school and college programs in India and other countries.
• In short pathophysiology is an advanced field of study beyond anatomy and physiology and it’s concerned with the study of diseases, infections, illness and dysfunctions in the human body.

DISEASE:

• The term disease broadly refers to any condition that impairs normal function i.e functional abnormality. It may be cause by external factors such as infectious disease or it may be caused by internal dysfunctions like autoimmune diseases.
• There are four main types of diseases are

1. Pathogenic disease
2. Deficiency disease,
3. Hereditary disease and 
4. Physiological disease.

DISORDER:

• Anatomical abnormalities or disturbances known as disorder like fracture,alzheimer etc.
• Disorders are mainly categories into mental disorder, physical disorder, genetically disorder, emotional and behavior disorder and functional disorder.

INFLAMMATION:

• Inflammation is a protective mechanism of the body to remove the injurious stimuli or complex biological response of vascular tissue against the harmful stimuli like pathogen, damaged cells or irritants.
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