What is Postural Orthostatic Tachycardia Syndrome (POTS) ? Postural orthostatic tachycardia syndrome (POTS) is characterized by orthostatic tachycardia in the absence of orthostatic hypotension. That means that heart
Is there any substitute for aspirin given to stroke and heart attack patients? Aspirin substitute is a drug known as clopidogrel, sometimes called ‘super aspirin’. It acts by
What is tetralogy of Fallot? Tetralogy of Fallot is a combination of congenital heart defects: large ventricular septal defect, overriding aorta, pulmonary stenosis and right ventricular hypertrophy. There
What is an electrical defect of the heart? Heart has an electrical conduction system which gives it signals to contract regularly and in a sequential way. Atria, the
What is the physiological response to a low blood pressure in the carotid sinus? Carotid sinus senses the blood pressure and if it becomes low it triggers a
Is it possible to infer the body temperature by monitoring the heart rate? Heart rate rises about 10 beats for every degree Fahrenheit rise of body temperature. That
What is the maximum possible blood pressure? The maximum pressure which the human left ventricle can generate is about 300 mm Hg. That is why the blood pressure
In which condition is urine metanephrines increased? Metanephrines can be elevated in pheochromocytoma. It is tumor arising from the adrenal medulla. Sometimes the location can be extra adrenal.
What do you mean by bundle of His and Purkinje fibres? Bundle of His is the main conduction fiber group reaching the ventricles from the atrioventricular node. It
Will exercise remove clogging of your arteries? Exercise removes the fat from the body in general. This reduction in fat will reduce the rate of fat deposition in