What is cardiac cycle?

Q: What are Cardiac Action Potentials?

A: Unlike the action potential in skeletal muscle cells, the cardiac nerve impulse isn't initiated by…

Q: Why does the heart spend more time in diastole then in systole?

A: Diastole and systole are the two phases of the cardiac cycle. They occur as the heart beats and…

Q: What is the cardiac cycle mostly driven by

A: THE CARDIAC CYCLE IS DRIVEN BY THE BLOOD PRESSURE.

Q: What causes heart murmurs in systole?

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

Q: Describe the four specific properties of cardiac cells of the heart?

A: The heart comprises generally of cardiovascular muscle cells (or myocardium). The remarkable…

Q: What is a closed circulatorysystem?

A: A circulatory system facilitates the transport of molecules from one part of the body to another by…

Q: How is heart contractiontriggered?

A: The heart is a muscular organ, which pumps blood throughout the body. It is located in the middle…

Q: What causes heart murmurs in diastole?

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

Q: Draw the pressure changes along the systemic and pulmonaryvascular systems during the cardiac cycle?

A: Along the systemic and pulmonary vascular systems during the cardiac cycle  the pressure which…

Q: What is known as cardiac output ?

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

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: In a single cardiac cycle, if EDV increases, what do you predict about the upcoming SV? Will SV…

A: In a single cardiac cycle, if EDV the upcoming SV will also increase.  EDV is directly proportional…

Q: What are the uses of cardiac troponins?

A: Troponins are a group of protein molecules that are found in skeletal and cardiac muscles. The…

Q: Walk through the mechanical events of the cardiac cycle?

A: The cardiac event includes the transition from the beginning of one heartbeat to the beginning of…

Q: What is the relationship between wall thickness and function among the various chambers of the…

A: Heart in humans have four chambers with different thickness of the walls. Generally the ventricles…

Q: List the divisions of the cardiac cycle?

A: In order to pump the blood, a sequence of contractions and relaxing of the atria and ventricles is…

Q: What is atrial fibrillation?

A: Atrial fibrillation is the term used to describe an irregular or abnormal heart rate. It is…

Q: What is diastole?

A: The pumping of blood in the body is a function performed by heart. Now, the pressure with which the…

Q: Describe one cardiac cycle,beginning with both atria and ventricle relaxed?

A: The cardiac cycle is referred to as one heartbeat that consists of one cycle of contraction and…

Q: How do neurogenic and myogenic hearts differ?

A: The myogenic and neurogenic hearts are two types of heart present in different animals. The…

Q: define cardiac cycle

A: The cardiac cycle is the process of contraction and relaxation of the heart. The primary function of…

Q: What are the three populations of cells in the heart that can act as pacemakers? How do they differ?

A: The heart is a muscular organ and is involved in the pumping of blood via blood vessels. The blood…

Q: How are events of the cardiac cycle reflected in pressure and volume changes within the cardiac…

A: The cardiac cycle includes coordinated contraction and relaxation of heart chambers.

Q: Can you explain the full cardiac cycle?

A: The heart is the muscular organ that pumps blood through the blood vessels of the circulatory…

Q: What is the primary function of Circulatory system?

A: Circulatory system is a kind of transport system. It is also called as a blood vascular system.

Q: How does the long plateau of the cardiac action potential develop and what is its functional role?

A: Hi, Thanks For Your Question.  Answer : A Transient Shift In Voltage (Membrane Potential) Across The…

Q: What happens to aging erythrocytes?

A: Erythrocytes are also termed as red blood cells. These are biconcave disc shaped without a nucleus.…

Q: What tissue in the heart is responsible for setting the heart rate and stimulating the cardiac…

A: The heart is a muscular pumping organ that pumps the oxygenated blood throughout the body through…

Q: What features distinguish myocardial cells from skeletal cells?

A: Cells are the basic structural and functional unit of a living organism.  Myocardial cells are the…

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: Where does the heart come from? Does it form the same way in both insects and vertebrates?

A: Introduction  During gastrulation cells organize themselves in the layers. Cells shows migration and…

Q: What type of cardiac rhythm is this??

A: Electrocardiogram (ECG): This is a simple test. this test can be used to check: -Heart's rhythm…

Q: What is Cardiac Pacemaker?

A: The heart and blood vessels are the main organs of the cardiovascular system. The heart, which is…

Q: How are action potentials generated and conducted in myocardial and pacemaker cells?

A: The cardiac conduction system includes special muscle fibers.

Q: What causes the "lub" sound in the cardiac cycle?

A: A lub (also known as S1) and a dub (S2) are the two sounds of the normal cardiac cycle. There may be…

Q: what circulatory System loops between the heart and the lungs?

A: The cardiovascular system is a circulatory system that helps to transport oxygen, nutrients,…

Q: What is an electrical difference across the fibers of the heart called?

A: Introduction: Even if all of the nerves supplying the heart are cut or if it is divided into several…

Q: How is Cardiac Index?

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