Mechanism Blood velocity1 Blood vascosity Valve: narrowed or incompetent; organic or relative Abnormal connection Vibration of loose structure Diameter of vessel ^or

Definition: Palpitation may be defined as an awareness of the beating of the heart, an awareness most commonly brought about by change in the heart's rhythm or rate or by an augmentation of its contractility

IMPORTANTCE! Despite recent advances in neuroscience and the continuing development of sensitive diagnostic procedures, the essential skill required for the diagnosis remains the clinical neurologic examination Most neurologic diagnosis can be made on the basis of the history alone

Diarrhea Definition increase in the frequency of bowel movements increase in stool liquidity in some cases increase in daily stool weight

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