The three categories of endogenous causes of disease are a. microbiologic, immunologic, and metabolic. b. physical, vascular, and metabolic. c. metabolic, immunologic, and vascular. d. chemical, microbiologic, and vascular.

The correct answer is A. microbiologic, immunologic, and metabolic

Explanation:

Endogenous disease are called endogenous when the source of the disease are from inside the body. Microbiologic disease can be exogenous or exogenous. Endogenous microbes usually do not cause disease in normal condition but when immunity becomes low they can cause severe disease like candidiasis, urinary bladder infection etc.

Immunologic disease like autoimmune disease are caused by endogenous antigen like Rheumatoid arthritis in which body immune system attacks it's own body cells. In metabolic disease organs stops functions normally and cause diseases like when pancreas stop producing insulin it leads to diabetes.

which ever one is showing doing the same exercise in time intervals such as 30 seconds or a minute several times.

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