Question

Outline with common examples the classification of the following aspects.
a) causes of diseases
b)basic responses of the body to injury
c)manifestation of disease; and classify common exemples in each category.

Answer 1

cuses of diesase,

• Infectious disease
• sexually transmitted disease
• cancerous disease
• Non infectious disease
• genetic disease
• metaphor
• heriditary disease

Responce of body to injury

In responses to injury mast cells present in tissue degranulate releasing the potent vasodialator histamine .Increased blood flow and inflammatory mediators recruit white blood cells to the site of inflammation,that means Redness,heat,swelling,and pain are associated with this first stage, Redness and heat are caused by increased blood flow.

Manifestations,

Diseases usually are indicatted by signs and symptoms. A sign is defind as an objective manifestation of diseas that can be determined by a physician a symptom is subjective evidence of disease reported by the patient,

they are , infectious disease liike tuberculosis,deficiancy disease like aneamia, hereditary disease like Diabetis, Physiologic disease