Wednesday, September 26, 2018

LIPOMAS

Lipomas are slow growing and usually harmless. Rarely, they can be cancerous. Some people have more than one.
Lipomas are just under the skin and move easily when pressure is applied. They commonly occur in the neck, shoulders, back, abdomen, arms and thighs.
Treatment generally isn't necessary, but if the lipoma is bothersome, painful or growing, surgical removal may be required.

Regulation of blood pressure

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Falling blood pressurestimulates increased sympathetic activity, which leads to increased heart rate, contractility, vasoconstriction, andblood pressure. Long-term blood pressure regulation involves renalregulation of bloodvolume via the renin- angiotensin mechanism and aldosterone mechanism.