1) Which of the following best describes the mechanism of action of a cardiac glycoside? A) Strengthens ventricular contraction B) Inhibits sodium production C) Vasoconstriction D) Inhibits cholesterol formation   2) If sodium is excreted, so is _________________________. A) Glycogen B) Calcium C) Water

Q: What is the difference between pericardium and endocardium?

A: The heart is a four-chambered muscular organ that is made up of cardiac muscles. The wall of the…

Q: What are the major purposes of the cardiovascular system?

A: The cardiovascular system also called the circulatory system is an essential organ system that is…

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: Why is it necessary for cells of the cardiac atria and ventricles to contract in a coordinated…

A: Introduction :- Blood from the veins enters the two atria, which have thin walls. The heart's two…

Q: In a minimum of 250 words, please discuss 3 different ways the structure of the blood vessels can…

A: Introduction :- Blood is circulated throughout the body by blood vessels. Arteries are vessels that…

Q: What do you think are the clinical symptoms indicating that a person requires the surgical…

A: Answer- Mechanical pacemaker is a small device that is used to send electrical symptoms to the…

Q: What is a functional syncytium?

A: It is also involved in the removal of waste products from the body. It has three components: blood,…

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: What happens when the pressure in the ventricles becomes lower than the pressure in the atria?…

A: Answer  a) the atrioventricular valves open

Q: Discuss that why a pacemaker battery enclosed in a metal case before being inserted into the chest…

A: A pacemaker generates electrical impulses by the implanted electrodes to cause proper contraction of…

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: What is the limiting cardiovascular factor in endurance exercise?

A: Endurance exercise is also called aerobic exercise. It involves activities that elevate breathing…

Q: What are the objective and subjective signs and symptoms of hypovolemic shock?

A: Shock is defined as the sudden drop in blood pressure that is caused either due to decrease in blood…

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: Throughout the development of prosthetic heart valves, how might application of nanotechnology be…

A: Nano-technologists have gotten engaged with regenerative medicine through making of bio-materials…

Q: In hindsight, which aspects of the HMP were well controlled forand which were not?

A: Hexose monophosphate shunt or the pentose phosphate pathway is a biochemical process happening…

Q: Which layer is both a part of the pericardium and a part of the heart wall?

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

Q: How does the electrical shock effect on the human body?

A: When nerves are suffering from an electrical shock, the results embrace pain, tingling, numbness,…

Q: Describe why a doctor would give a patient that is diagnosed with acute myocardial infarction the…

A: Myocardial infarction is referred to as tissue death of heart muscle or heart attack it occurs when…

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: Why is the Frank-Starling law of the heart important to the understanding of heart failure?

A: Frank starling law is a law that defines the relation between end diastolic volume and stroke…

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: Explain the Frank-Starling law of the heart

A: The heart receives the blood through atrial chambers and it pumps down to the ventricles and thereby…

Q: Why do implantable defibrillators require far less power on their own than a pacemaker?

A: Pacemaker is known as artificial heart which is incorporated of any problem in functioning of the…

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 of the following groups is most related to the pumping function of the heart? Explain the…

A: The heart is a muscular organ the size of a fist that is found directly behind and considerably to…

Q: What is a TBC and what important roles does it play?

A: Introduction: Some regions of a protein called domains are the regions with distinct and…

Q: Which of the following sequences shows the correct pathway of blood from body to lungs?…

A: The circulatory system is responsible for transporting the blood from the heart to the whole parts…

Q: Estimate the volume of a human heart (in mL) using the following measurements/assumptions: Blood…

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

Q: Match the following:   ?  Myocardium  ? Parietal Pericardium   ? Endocardium  ?    Visceral…

A: Step 1 The heart is a hollow, fibromuscular conical pyramidal mesodermal organ that lies obliquely…

Q: How does a large amount of salt in the diet lead to an increase in blood pressure?

A: The force of blood pushing against the artery walls is referred to as blood pressure. Blood is…

Q: The pericardial cavity contains _____.   A blood vessels supplying the heart muscle and adipose…

A: Anatomically, pericardial cavity is the physical space between visceral and parietal layers of…

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 are the main components of the venous system in the heart?

A: The venous system is composed of veins. The veins are the part of the vasculature long with…

Q: 1 What units do we use to measure pulse rate?

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What is the consequence of the prolonged plateau of depolarization in ventricular myocytes?   a-it…

A: the consequence of the prolonged plateau of depolarization in ventricular myocytes.

Q: Explain the mechanism of the contractions of the heart and how it is regulated?

A: The heart is a muscular organ that is divided into four chambers: Left auricle (LA), right auricle…