How does heart failure lead to edema in the pulmonary and systemic vascular beds?

Q: What causes heart murmurs in systole?

A: Systolic heart murmurs are heart murmurs detected throughout systole, i.e. they start and finish…

Q: What can affect the central venous pressure?

A: Central venous pressure (CVP) is that the pressure within the venae cavae, close to the right atrium…

Q: What effect does polycythemia have on resistance to blood flow and thus on mean arterial blood…

A: Polycythemia is the abnormal increase in the number of erythrocytes or red blood cells (RBCs) in the…

Q: What causes heart murmurs in diastole?

A: The circulatory system, in like manner called the cardiovascular structure or the vascular…

Q: What is usually present in blood droplets expelled during coughing or breathing?

A: Blood is a fluid connective tissue. It is the softest connective tissue.  Blood divides into two…

Q: What is the vicious cycle of heart failure with preserved ejection fraction?

A: Heart failure with preserved ejection fraction or HFpEF is also known commonly as diastolic HF or…

Q: How does a change in vessel diameter affect peripheral resistance?

A: Blood vessels can be defined as the channels or the behavior through which blood is distributed to…

Q: What happens when the Mean arterial pressure Increases?

A: Introduction:Blood pressure is the pressure exerted by the blood on the walls of the arteries.…

Q: What is the structure of the arterioles?

A: Arterioles are primary resistant vessels and involved in the distribution of blood flow into…

Q: What factors enhance venous return during exercise?

A: Venous return refers to the flow of blood from the periphery to the right atrium of the heart…

Q: How can arterial pressure be increased?

A: The arterial pressure can be defined as the pressure which is exerted by the blood in the large…

Q: What is blood volume mostly determined by?

A: In the blood , the volume of the blood is defined as the approximately one to five gallons or five…

Q: What is the primary cause of the low velocity of bloodflow in capillaries?

A: The circulatory system is one of the major systems of the human body. The circulatory system…

Q: What variable accounts for the fact that mean pulmonary arterialthe pressure is lower than mean…

A: In physiology, arterial pressure is defined as the in the large arteries pressure exerted by blood…

Q: How does mean arterial pressure differ from systolic pressure and diastolic pressure?

A: Blood pressure is defined as the quantity of force exerted by the flowing blood over the inner walls…

Q: What are normal values for systolic, diastolic, and mean arterial pressures in young adult males?…

A: In adult male the range of systolic BP 100–179 mmHg;  Diastolic BP 60–139 mmHg;  Mean arterial…

Q: Why does bloodflow decrease significantly at the capillaries?

A: Capillaries is a network of vessels which connects the arteries to vein

Q: Explain Determinants of Venous Pressure?

A: In physiology, venous pressure is defined as the blood pressure in the vena cava located near the…

Q: How can the Carotid Sinus cause Sudden Death?

A: The exterior and internal carotid arteries connect to produce the carotid sinus, which is a common…

Q: What is meant by the term venous return?

A: The flow of blood back to the heart is known as Venous return. The blood is received by the right…

Q: How does blood pressure compare with the interstitial fluid pressure in arterial capillaries? With…

A: Venous Capillaries : It is one of the minute that convey blood from a capillary network into the…

Q: What is The Normal Ventilatory Pattern?

A: Meaning of ventilation is the exchange of air between the lungs and the atmosphere. ventilation…

Q: What is the normal value for mean arterial pressure?

A: Blood is an important component of the human body as this fluid tissue helps in the transportation…

Q: What is the function of the arterioles?

A: Small blood vessels that branches off from the artery are called arterioles. These arteries carry…

Q: What is the difference between the systole and diastole and their pressure?

A: The cardiac cycle involves events and patterns of contraction and relaxation of heart to complete…

Q: What are dissolved gases present in blood plasma?

A: The liquid portion of blood which is about 90% water and transports nutrients, wastes, antibodies,…

Q: How does an increase in capillary hydrostatic pressure cause edema?

A: Introduction: Edema is described as a perceptible swelling brought on by an increase in the volume…

Q: What pressure changes cause the closing of the AV valves and the opening of the semilunar valves?

A: AV valve stands for atrioventricular valves, which are responsible for connecting the atrium to the…

Q: What capillary-level mechanisms cause edema?

A: Introduction  The serum proteins formed by the liver such as Globulin and albumin are the main…

Q: What is vasomotion? What is autoregulation of local bloodflow?

A: Answer: Introduction: Vasomotion controls liquid and nutrient exchange amongst the vascular system…

Q: What innervates the pericardium?

A: The heart is the organ that pumps blood everywhere. This helps in the change of oxygen and carbon…

Q: How does blood pressure in the pulmonary circulation compare to the pressure in the systemic…

A: The pulmonary circulation is a relatively low-pressure system as compared to systematic circulation…