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

Q: What is the relationship between end-diastolic ventricular volume and stroke volume in a normal…

A: Human heart is the Center for regulating blood across the body. It is located within the thoracic…

Q: Estimate the ejection fraction of the failing heart at a typical normal end-diastolic volume?

A: Ejection fraction estimation - It is the measurement of the amount of blood pump from left ventricle…

Q: How does pulmonary hypertension cause Right-sided heart failure?

A: The cardiovascular system is the one that consists of heart, blood and blood vessels in order to…

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 is the patient’s current pulse pressure and what are the main determinants of pulse pressure?

A: The difference between systolic and diastolic blood pressures is defined as pulse pressure.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 the change in intraventricular pressure between the time the first heart sound begins and…

A: The circulatory system is one of the most essential systems in the body. The function of the…

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

A: The human heart is defined as an organ that will pump the blood throughout the human body via the…

Q: What does an ECG record?

A: The heart of humans has four chambers within it. These four chambers are the Left and Right atria…

Q: What is the importance and the physiology of the cardiac conduction system?

A: Cardiac conduction system is also known as the electrical conduction system of the heart. The…

Q: Which of the following is the mean cardiac output (in L/min) needed to sustain oxygen delivery to…

A: Normal cardiac output is the result of heart rate and stroke volume which is measured in litres per…

Q: How does blood return to the heart despite the low pressure?

A: Answer: Introduction: The heart is a muscular organ present behind and partially left of the…

Q: What are two major factors that determine pulse pressure?

A: The circulatory framework, additionally called the cardiovascular framework or the vascular…

Q: If a woman’s mean arterial pressure is 85 mmHg and her systolic pressure is 105 mmHg, what is her…

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

Q: What is the ejection fraction of the heart, and which amount of ejection friction is considered…

A: Heart is vital circulatory organ found in vertebrates and some of invertebrates. This essential…

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 is the typical resting heart rate?

A: Resting heart rate can be defined as the number of times the heart beats per minute (bpm) while at…

Q: What is the most accurate way to calculate resting heart rate?

A: The resting heart rate refers to the rate at which the heart is pumping the blood when the body is…

Q: What are some of the causes of coronary arterial disease?

A: Components of closed circulatory system It consists of heart to pump the blood, blood vessels like’s…

Q: What is the inherent rate of automaticity at the AV junction?

A: The Heart is a vital part of the body, it supplies the blood to the various body part, organs. It is…

Q: Why are changes in LVEDV important for left heart failure?

A: The circulatory system, additionally called the cardiovascular system or the vascular system, is an…

Q: What is the normal range of rv5 sv1 in ECG?

A: Introduction: ECG or electrocardiogram is a machine that reads the electrical signal from your heart…

Q: what are several possible causes for circulatory shock?

A: Circulatory shock, commonly known as the shock is the state in which enough blood does not reach the…

Q: Which two factors of systemic arterial pressure is the arithmetic product?

A: The pressure measured within big arteries in the systemic circulation is referred to as an…

Q: Why does heart rate increase with exercise?

A: Exercise may be defined as any physical body activity that can increase the fitness of an individual…

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: How can an individual’s maximum heart rate be estimated explain with a formula?

A: Heart rate is defined as the number of heartbeats per minute. A normal resting heart rate for adults…

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 happens when the Pulse pressure Increases?

A: Pulse pressure (Pp) is the difference between systolic and diastolic blood pressure (BP). The…

Q: What are the main causes of high blood pressure?

A: High blood pressure also called hypertension is a  frequent medical condition in which the blood…

Q: Why is capillary flow increased with increased mean arterial pressure?

A: Blood pressure (BP) is the force which blood applies to the blood vessel walls in order to move…

Q: Define the term Absolute shunt?

A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and…

Q: Pressure changes that occur during the cardiac cycle are responsible for what two physiologic…

A: The cardiac cycle is the time interval between atria contraction and ventricular relaxation. Fluids,…

Q: How is Cardiac Index?

A: Cardiac index (CI) is the amount of blood pumped from the left ventricle per minute per unit body…

Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.