Where is located the primary heart pacemaker? What is its function? What is the normal heart rate for adults?

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: What are the risk factors and clinical manifestations for right-sided heart failure?

A: Heart failure is a life-threatening, long-term medical condition characterized by the inability of…

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 happens if the coronary artery gets an internal clot?

A: Blood vessels are the components of the circulatory system. It transports blood throughout the human…

Q: What are the treatments for right sided heart failure?

A: Meaning of Right-sided heart failure is that the blood is not pumping normal by the right side of…

Q: What is ventricular fibrillation?

A: The heart is a muscular organ that is divided into the left and right sides to prevent the mixing of…

Q: What are the main factors that control heart rate?

A: Introduction:Carotid arteries carry blood from the heart to the brain. They branch off from the…

Q: What causes the heart sounds S1 and S2?

A: The human heart is situated in the middle of the thoracic cavity in a space called the mediastinum.…

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: Which vessels supply blood to the myocardium?

A: The heart of the human has four chambers. These four chambers are the Left and Right atrium, Left…

Q: What are normal heart sounds? Where are they best heard? What do these heart sounds indicate?

A: The heart sounds are the sounds auscultated during the pumping of blood through the heart.

Q: What roles do the chordae tendineae and papillary muscles have in the normal function of the AV…

A: The heart is the muscular organs of the cardiovascular system.

Q: What does Coronary balloon angioplasty involve?

A: As a result of the deposition of cholesterol or fat or plaques, the diameter of the arteries of the…

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 are the causes of heart failure?

A: Heart pumps blood through a system of blood vessels, called the circulatory system. The heart is a…

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: Name the neurotransmitter released from parasympathetic nerve endings and what effect does this…

A: Neurotransmitters are body's chemical messengers used by the nervous system to transmit messages…

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 an electrocardiogram (ECG) and how it works?

A: The vascular system is responsible for pumping and supplying blood to all parts of the body. In…

Q: What is the most characteristic feature of a wandering pacemaker rhythm?

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

Q: What information does the ECG provide about heartfunction?

A: ECG is an abbreviation for the term electrocardiogram. It is a non-invasive method to diagnose any…

Q: What is congestive heart failure?

A: When the heart gets weak due to coronary artery disease, high blood pressure or narrow arteries,…

Q: How might damage to the heart be detected in an ECG?

A: An  ECG is electrocardiogram. It is the test used to measure the damage to the heart.…

Q: What is the normal cardiac out put range?

A: Cardiac Output = Stroke volume * Heart Rate per minute

Q: Why does myocardial infarction often cause cardiogenic shock?

A: Introduction: A condition known as cardiogenic shock occurs when the heart suddenly is unable to…

Q: how do gap junction and intercalated disks aids contraction of heart?

A: Cardiac muscle tissues are only limited to the heart. The contractions of the cardiac muscles are…

Q: What are abnormal heart sounds? What do these heart sounds indicate?

A: The flow of blood through the heart produces vibrations in the heart valves and chambers to generate…

Q: Discuss the  causes of heart failure?

A: The heart is a four-chambered, hollow organ and it is divided into the left and right sides by the…

Q: What is the normal function of the aortic and carotid sinus baroreceptors?

A: Receptors are chemical structures made up of proteins that collect and send signals that can be…

Q: What are the side effects of Left atrial pressure changes?

A: Answer: Introduction: The heart is a muscular organ of circulatory system; it pumps blood by the…

Q: Does ECG lead placement matter?

A: Introduction: ECG (electro cardio gram) is the most important diagnostic for studying the cardiac…

Q: what is a heart murmur and what is its clinical significance?

A: The normal flow of blood through the valves of the heart makes the sound lub-dub. With a murmur, the…