Heart muscles,as a pump and functions of valves

4 chambers: Right and left atria Right and left ventricles 4 valves: Biscuspid valve between lft atrium and lft ventricles Trcuspid valve be...

Rhythmical Excitation of Heart

Excitatory & conductive system of heart -sinoatrial /SA node, where impulse is generated -internodal pathways conducts impulses to Atrio...

Hypertension

Increment in blood pressure above a level that is harmful to the organs of the body Optimal 120/ 80 Normal 130 /85 High normal 130–139 /8...

Hyaline Arteriolosclerosis

Morphology - homogeneous pink hyaline thickening of wall of arterioles Clinical significance - benign hypertension and diabetes mellitus R...

Hyperplastic Arteriolosclerosis

Morphology - concentric, onion skin thickening of walls of arterioles Clinical significance - associated with malignant or accelerated hype...

Hypertensive Heart Disease

Left ventricular hypertrophy in the absence of other cardiovascular pathology and a history of hypertension Wall thickness greater than 2.0 ...

Tissue repair

Stages of wound healing Hemorrhage Inflammation Granulation tissue (soft callus) Scar – Fibrosis (hard callus) Remodeling & Wound streng...

Inflammation

Protective response of the body to cell injury to remove the noxious stimulus that caused the injury in the first place. Acute or Chronic ...