Using information provided in the text, calculate the power generatec by the right ventricle during (a) restful state; blood flow 5 liter/min and (b) intense activity; blood flow 25 liter/min.

Q: Given heart rate = 72 bpm, stroke volume = 70 mL, calculate cardiac output.

A: Stroke volume: All the blood from body enters into right atrium from where it is pumped into right…

Q: In ECG, P and QRS waves represent what types of heart electrophysiological activity? Draw and speak.…

A: The circulatory patterns are of two types - open or closed. The open circulatory system is present…

Q: Exercise-induced stress increases cardiac output and vasoconstriction, so why does the amplitude of…

A: Heart rate is defined as the number of times the heart beats per minute. A typical heart rate ranges…

Q: Blood velocity is slowest in the capillaries  A. Explain the mechanics of why blood slows down in…

A: Blood is in a state of continuous motion with in the cardiovascular system, it circulates from heart…

Q: Describe the electrical event in the heart that occurs during each of the following: (a) the QRS…

A: Heart is a muscular organ which is responsible for pumping the fluid connective tissue called blood…

Q: Draw a ventricular muscle cell action potential.

A: The heart is a four chambered structure that is responsible for pumping the blood into the arteries…

Q: Assume that one ventricle of a child’s heart has an EDV of 90 mL, an ESV of 60 mL, and a cardiac…

A: Cardiac output: is the product of heart rate multiplied by the stroke volume. The stroke volume…

Q: During this experimental activity (effect of stroke volume), the flow rate stayed constant because…

A: Introduction: The volume of the blood pumped out by each ventricle into the circulation per minute…

Q: Define cardiac output in words and with a simple mathematical formula.

A: The heart is one of the most essential organs of the body. It is essential for the working of every…

Q: Elma, an athlete, has a low resting heart rate of 60 heartbeats per minute. Her resting cardiac…

A: Heart is the principal organ of the cardiovascular system. In addition to the heart it includes the…

Q: Parasympathetic stimulation also increases the delay between atrial and ventricular contractions.…

A: In physiology, the parasympathetic nervous system is responsible for the stimulation of…

Q: Define cardiac output and given numerical values compute the cardiac output

A: Cardiac output is a term which describes the amount of blood being pumped by the heart through the…

Q: What is the cardiac output of a person with a resting stroke volume of 60 mL and a heartbeat of 80…

A: Cardiac output is the volume of blood the heart pumps per minute. Cardiac output= stroke volume×…

Q: n the calculation of the heart rate using the number 300 method in the ECG, where did the number 300…

A: The cardiovascular system can be thought of as the transport system of the body. It consists of…

Q: Which formula correctly expresses cardiac output (O) through the end-diastolic volume of the…

A: The volume of blood being pumped by the left and right ventricle of heart per minute is known as…

Q: If end-diastolic volume (EDV) is 200 ml, and end-systolic volume (ESV) is 50 ml, calculate stroke…

A: Ejection fraction (EF) is a cardiology measurement that assesses how efficiently the heart pumps…

Q: Name three mechanisms that can increase cardiacoutput.

A: The amount of blood that the heart pumps, each minute is defined by the term known as cardiac…

Q: Regarding the cardiac cycle at resting HR, when in the cycle does ventricular filling occur? How…

A: Introduction: To pump blood around the body, the atria and ventricles periodically contract and…

Q: A. Calculate the output your pump should provide to the aortic arch. (in units of L/min) B. In…

A: To calculate the output the heart should provide to the aortic arch, we need to determine the stroke…

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: 4) A) Calculate the Systolic Pressure of a 65 years old man if the diastolic blood pressure is 90…

A: Blood pressure is the pressure of the blood that exerts on the wall of the artery. It is the result…

Q: What would be the fastest possible HR if the absolute refractory period for the cardiac myocytes was…

A: Introduction:  Heart rate(HR) is a speed in which heart beats in every minute. It along with stroke…

Q: The aorta is the principal blood vessel through which blood leaves the heart in order to circulate…

A: The aorta is the principal blood vessel through which blood leaves the heart and circulates…

Q: Cardiac output is determined by two variables. What are they, and what do they represent?

A: Cardiac output is the volume of blood pumped by each ventricle per minute. The usual values of…

Q: Consider the ventricular cardiomyocyte action potential shown below: a) Which phase of the cardiac…

A: Answer :: a) Signal transduction pathways translate signals received at the cell's surface into…

Q: What problem of cardiac output might ensue if the heart beats fartoo rapidly for an extended period,…

A: The cardiovascular system functions in the circulation of nutrients and other molecules through…

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

A: Cardiac output is a phenomenon in cardiovascular physiology that is characterized by the rate of…

Q: a cardiac ultrasound patient is found to have a left ventricle stroke output of 98mL and a resting…

A: Cardiac output is the measure of blood pumped by the heart in a minute. Its unit is liter per…