Anatomy

Arterial Blood Pressure What is normal arterial blood pressure and physiologic variations? Describe the role of sinoaortic mechanism in regulation of blood pressure. (or) Role of sino-aortic mechanism in regulation of blood pressure. Answer: Arterial blood pressure: Definition: It is defined as lateral pressure exerted by the moving column of blood on the walls of … [Read more...] about Arterial Blood Pressure

Baroreceptors Explain the regulation of blood pressure brought about by the baroreceptor mechanism. (or) Baroreceptors. Answer: Baroreceptors: They are the receptors that give response to change in blood pressure. They are sensitive to stretch. Also called pressorreceptors. "Common challenges in mastering baroreceptor notes effectively: FAQs … [Read more...] about Baroreceptors

Systolic vs. Diastolic Blood Pressure What is systolic, diastolic and pulse pressure? Give an account of factors that maintain blood pressure. Answer: Definition: 1. Systolic Blood Pressure: It is defined as the maximum pressure exerted in the arteries during systole of the heart. Normal value: 120 mm Hg. It ranges between 100-130 mm Hg. 2. Diastolic … [Read more...] about Systolic vs. Diastolic Blood Pressure

Regulation Of Blood Pressure Define systolic and diastolic blood pressure. Give their normal values. Describe the medullary control of blood pressure. Answer: Definitions and their normal values: Medullary control of blood pressure: Medullary control of blood pressure is brought about by vasomotor center. Vasomotor center: Location: Bilaterally in the … [Read more...] about Regulation Of Blood Pressure

Properties Of Cardiac Muscle Properties of cardiac muscle. (or) Name the specialized conducting tissues of heart. Answer: 1. Excitability: Definition: The ability of a tissue to give response to a stimulus is called excitability. Features: Excitability is increased by the stimulation of sympathetic or catecholamine activity It is inhibited by stimulation … [Read more...] about Properties Of Cardiac Muscle