Describe the parts of the electrocardiogram (ECG) and explain how these electrical events are related to the mechanical events of the cardiac cycle.

Q: What effect would have cardiac arrhythmias, such as acute atrial fibrillation on cardiac output and…

A: The complications of heart arrhythmias might incorporate stroke, unexpected death, and…

Q: stroke volume, end systolic volume, end diastolic volume, resistance, venous return, mean arterial…

A: Cardiac output is the volume of blood being pumped by the heart, by the left and right ventricle,…

Q: Describe how the pressure in the left ventricle and in the systemic arteries varies during the…

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

Q: Explain what the features of an ECG signal indicate.

A: Answer: Introduction: ECG (EKG) stands on Electrocardiogram. It is one the important biomedical…

Q: Describe the association of ECG tracings with electrical events occurring in the heart

A: An electrocardiogram (ECG or EKG) is a recording of the heart’s electrical activity as a graph over…

Q: Explain the electrical events that generate each portion of the electrocardiogram.  How do they…

A: Heart conduction is necessary for blood regulation. As these conduction activities are related to…

Q: Compare the action potentials of contractile cardiac muscle. autorhythmic cardiac muscle and…

A: In cardiac muscles, the action potential is initiated by the sinoatrial node that travels down the…

Q: Identify and describe the size, shape, and location of the heart and the path of blood through the…

A: The cardiovascular system is one of the 11 major body organ systems that is concerned with the…

Q: Explain the electrical and mechanical events in the cardiac cycle, including their relationship to…

A: The sequence of events performed by the heart from one heartbeat to the commencement of next is…

Q: Define events associated with period of ventricular filling , ventricle systole and ventricular…

A: The events that happen during a single heartbeat is known as the cardiac cycle. The duration of a…

Q: Compare and contrast pressure and volume changes of the left ?and right ventricles and the aorta…

A: Answer: Introduction: The heart is present in the thoracic (Thorax) cavity medially among the lungs…

Q: Interpret Ventricular tachycardias from ECG with graph

A: The function of the electrocardiogram(ECG) is to trace the electrical activity of the heart. In a…

Q: Explain the factors that regulate the volume of blood flow.

A: Blood is the significant fluid circulating in our body. It has numerous functions inside the body as…

Q: Explain how Cardiac output is controlled and affected by the following factors: 1. the atrial and…

A: Atrial reflexes is in action when there is venous return to the heart. Baroreceptors in the superior…

Q: summarize the phases of the cardiac cycle.

A: Introduction The cardiac cycle is defined as the sequential event in the heart which is cyclically…

Q: Describe what is happening physiologically in each of the parts of the EKG listed:…

A: Hi! Thanks for your question. As you have posted multiple sub-parts we are answering only the first…

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: Describe the pressure changes in the atria and ventriclesduring a cardiac cycle.

A: The heart is an organ found in animals which is specialised to pump blood in the body. The heart is…

Q: Discuss Mechanical Events of the Cardiac Cycle?

A: The human heart contracts 72 times per minute at rest. During each heart beat, the heart chambers…

Q: If damage to the AV node slowed down conduction through the heart, what would be observed on an ECG?…

A: An electrocardiogram or ECG is a graphical presentation of the electrical activity of the heart. It…

Q: Explain the absence of peripheral pulses in ventricularfibrillation.

A: In the human circulatory system, the heart is considered the central organ that plays a significant…

Q: Beginning in the SA node, diagram the normal sequence of cardiac activation(depolarization) and the…

A: Cardiac contractions are controlled by the heart’s specific excitatory and conductive mechanisms.…

Q: List other factors that affect heart rate

A: Heart rate is the rate at which heart beats per minute. The average adult heart rate is 72 beats per…

Q: Explain Measurement of Cardiac Function?

A: BASIC INFORMATION  HEART  It is a muscular organ  It is present in a space in between the lungs…

Q: Describe the mechanisms that increase the cardiac output during exercise and that increase the rate…

A: When a person is exercising there are various circulatory changes that occur in his/her body. The…