Would a ventricular septal defect cause: Choose one. Pulmonary edema due to vasoconstriction Pulmonary edema due to high pulmonary blood volume Pulmonary edema due to low colloid pressure

Q: Consider the equation cardiac output (CO) = stroke volume (SV) X heart rate Which of the following…

A: Afterload is the pressure the heart must work against to eject blood during systole. When…

Q: Explain how an action potential occurs in cardiac contractile fibers.

A: The automatic rhythmicity of the heart is its ability to contract spontaneously and at regular rate.…

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: 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: Describe and analyze the portions of an EKG. Describe the effects on the different chambers of the…

A: A human heart is 4 chambered mascular organ. Its present inside chest and its similar to a fist in…

Q: Given these events, the correct sequence of the cardiac cycle is: i. Atrial diastole ii. Atrial…

A: In the cardiac cycle, diastole means that the heart chamber is filled with blood received from the…

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: What would be the drawback of cardiac contractions being the same duration as skeletal muscle…

A: Cardiac muscles are specialized in the way that long action potentials are generated in the cardiac…

Q: Give biological reason for the following: the wall of the ventricle is thicker than that of auricle.

A: Heart is the main organ of circulatory system of the body. It is made up of four chambers. Chambers…

Q: Which of the following conditions might result in the back flow of blood through a weakened mitral…

A: a. High pressure in the left ventricle, low pressure in the left atrium

Q: Explain differences between action potentials of cardiac muscle cells and those in nodal cells of…

A: On the surface of the heart, muscle fibers are arranged to form a fused interconnected mass termed a…

Q: Using LEADER LINES or ARROWS, precisely label 15 relevant events of the cardiac cycle on the graph,…

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Q: Imagine that you are feeling very anxious as you walk to the podium to deliver a speech. If your…

A: Ans: Cardiac output: The cardiac out put is the amount of blood pumped by heart to different organs…

Q: Give a term to describe the statement. All valves are closed and the volume of blood remains…

A: Cardiac cycle is the process of contraction and relaxation of cardiac muscle to pump the blood in…

Q: Define circulatory shock. What are some of the causes of low venous return shock?

A: The lack of blood affects the organs and cells of the body. This is because they do not receive the…

Q: Describe the anatomy of movement of the wave of cell depolarization throughout the heart during the…

A: The cardiac cycle:It is comprised of a whole relaxation and contraction of both the atrium and…

Q: Which of the following conditions can cause irregularities in the sound of the heart?       Mild…

A: Decrease in Heart rate - Bradycardia. Increase in heart rate = Tachycardia.

Q: Describe cardiac output, including the factors involved in its regulation.

A: Our heart can likewise expand its stroke volume by pumping powerfully & expanding the amount of…

Q: The T wave represents: a. Depolarization of the ventricles b. Repolarization of the atria c.…

A: ECG (Electrocardiogram) can be outlined as the graph which represents the electrical activity of the…

Q: The QRS wave of an ECG is produced by. a. depolarization of the atria. b. repolarization of the…

A: ECG or electrocardiogram is a diagram or graph of the electrical activity of heart that is produced…

Q: In a cardiac contractile cell what is the mechanism involved in the change in membrane potential?…

A: The cardiac contractile cell undergoes various changes in order to perform several activities and…

Q: Study the diagram below to identify the pressure relationships which are present during VENTRICULAR…

A: During first part of ejection ventricular pressure rises blood is intensively ejected to the…

Q: When during the cardiac cycle do ventricles contain their maximal amount of blood? At the end of…

A: Cardiac cycle is referred to as the time period between the contraction of atria and the relaxation…

Q: Create a flow diagram for this cardiovascular system that has these elements in correct order • Vena…

A: Introduction  The circulatory system (cardiovascular system) transports oxygen-rich blood from the…

Q: Describe one cardiac cycle, beginning with both atriaand ventricles relaxed

A: Animal physiology is the systematic study of the supporting features, roles, and processes of…

Q: Which of the following is/are true concerning the opening and closing              of the  cardiac…

A: Cardiac valves present in the heart regulate the flow of blood from one chamber of the heart to the…

Q: There are a number of drugs that are prescribed to patients with heart failure in an effort to…

A: Inotropic agents are those that modify the force of contraction of the heart. They can be of two…

Q: What is the cardiac output of a heart when the heartbeat rate is 60 beat.min-1, the diastolic…

A: Cardiac output: Amount of blood pumped by the heart per minute  Strove volume :  amount of blood…

Q: Describe what happens with the blood flow if each valve stop working. For example, first describe…

A: The circulatory system of the human body circulates the blood across the body. The heart is the…

Q: Explain the nature of blood flow and pressure regulation in the following system; the capillary…

A: A complex network of blood vessels carries blood from the heart across the body. The arteries lift…

Q: Draw these five graphs on the same set of axes: atrial autorhythmic cell action potential atrial…

A: Cardiac muscle action potential- During the action potential there is passing of electrical signals…

Q: The onset of the QRS complex of the ECG is most closely related to which of the following cardiac…

A: Isovolumetric ventricular contraction - This phase marks the beginning of systole and starts with…

Q: In the cardiac cycle, the occurrence of S, is most likely indicated at which of the following…

A: A test to assess the heart's electrical functioning is called an electrocardiogram, or ECG.  The…

Q: Cardiomyopathy results in a thickened, hyperkinetic ventricular  heart muscle Hypertrophic Dilated…

A: Atypical genes (gene mutations) cause hypertrophic cardiomyopathy, which causes the heart muscle to…

Q: Fill in the blank:  During ventricular contraction, the A-V valves (tricuspid and bicuspid valves)…

A: Cardiac cycle is the event that is initiated by spontaneous generation of an action potential in the…

Q: The effective-refractory period present during Phase 2 of the action potential of ventricular…

A: A transient shift in membrane permeability across the cellular membrane of cardiac cells is known as…

Q: Calculate the power generated by the right ventricle during (a) restful state; blood flow 5 L/min,…

A: The heart contracts to circulate blood across the body and into the lungs. The left chamber…

Q: During what phase does blood flow from the ventricles into the pulmonary trunk and aorta?…

A: The recurring sequence of changes that takes place in each beat of the heart ( cardio dynamic events…

Q: Factors affecting Cardiac Output  Explain how the following factors affect HR, SV and CO. Write the…

A: The number of times the heart beats in a minute is referred to as heart rate (HR). A heart rate of…

Q: here are three major factors that affect stroke volume and therefore affect cardiac output:…

A: To comprehend the fundamentals of well known and define stroke that is cardiac stroke volume (SV),…

Q: Which of the following is/are true? More than one answer may be correct. Choose all that apply) as…

A: Animal physiology is the systematic study of the supporting features, roles, and processes of…

Q: The volume of blood in the ventricle at the end of a systole or ejection period is known as

A: The cardiac cycle is the time period that begins with atrioventricular contraction and concludes…

Q: You wanted to prepare a fish dish for your grandfather that he loves the dried salted Codfish. But…

A: Overnight soaking,  desalting

Q: Which fiber system is the first to depolarize in a cardiac cycle? Group of answer choices AV node…

A: Question - Which fiber system is the first to depolarize in a cardiac cycle? Group of answer choices…

Q: You wanted to prepare a fish dish for your grandfather that he loves the dried salted Codfish. But…

A: A fish can be desalted by Boiling the fish in water  and then heating under medium heat for 10…

Q: Describe the relationship of the total cross-sectional area and velocity of blood flow.

A: The passage of blood through the vessels from the arteries to the capillaries and then into the…

Q: Discuss the differences between myogenic and neurogenic hearts and explain what the role of…

A: The heart is the main organ for the circulation of blood and transportation of oxygen throughout the…