Intraventricular Pressure (mmHg) 200 150 100 D C 50 AV JB 0 50 100 150 200 Left Ventricular Volume (ml)

Q: Bob has a body mass of 74 Kg His blood pressure is 134/74 Heart rate is 68 b/min His cardiac…

A: Given: Body mass of Bob = 74kg blood pressure = 134/74 heart rate =68 per minute  Cardiac output =…

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: The cardiac output of 70-year-old man at rest is 5.5L / min; mean HR is 85 bpm. Left ventricular…

A: Heart is a pumping structure and is an important organ of circulatory system which helps in sending…

Q: during a procedure, a patient's end diastolic volume was found to be 127mL. The end systolic volume…

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

Q: The average amount of blood pumped each minute by a healthy heart is about: 70 mL 10 liters 490 ml 5…

A: The cardiovascular system is composed of the heart, blood, and blood vessels including arteries,…

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: 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: Discuss the regulation of cardiac output during exercise.

A: The cells are the primary unit of life. The cells form the tissues which collectively form an organ.…

Q: while a typical ECG tracing is shown, many things can alter and be perfectly normal for that…

A: Electrocardiogram is simple type of test which can measure the activity of heart.

Q: According to Stephen Hales, if systolic blood pressure in the brachial artery (SBP) = 90 mm Hg, and…

A: The Mean Arterial Pressure (MAP) is a term used in medicine to describe an average blood pressure in…

Q: What is the pacemaker potential due to, and what is its inherent rate?

A: The rhythm of the heart is normally determined by a pacemaker site called the sinoatrial (SA) node…

Q: A person’s cardiac output is 7 L/min and mean arterial pressure is 140 mmHg. What is the person’s…

A: The mean arterial pressure defines the average volume of blood present in the blood vessels which is…

Q: What is the role played by nitric oxide in preventing atherosclerosis? Describe all tissue and…

A: Atherosclerosis is a cardiovascular condition of hardening and narrowing of arteries which can put…

Q: A patient has a heart rate of 60 beats/min, an end diastolic volume of 150mL, and an end systolic…

A: The term cardiac output is associated with the total blood amount that gets pumped by cardiac muscle…

Q: splanchnic, cutaneous, and skeletal muscle vascular beds during sustained exercise (distance

A: The amount of blood pumped by the left ventricle in a minute is called as the cardiac output. It's…

Q: If a woman’s mean arterial pressure is 85 mmHg and her systolic pressure is 105 mmHg, what is her…

A: Introduction:Blood pressure is the pressure exerted by the blood on the walls of the arteries.…

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…

Q: List the normal value for resting heart rate

A: The human circulatory system or the blood vascular system consists of a muscular chambered heart, a…

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: Write the equation relating mean arterial pressure to cardiac outputand total peripheral resistance?

A: The cardiovascular system includes heart and blood vessels that work together to pump the oxygen…

Q: When Joe exercises, his cardiac output doubles.  Before exercise, his heart rate is 60 beats/min.…

A: Heart is an important organ which pumps oxygenated blood to different parts of the body.  Cardiac…

Q: Define the terms depolarization and repolarization with respect to heart’s activity.

A: Cardiovascular action is a short-term change in voltage i.e. the power of the membrane throughout…

Q: Explain the major mechanisms involved in regulation of cardiac performance.

A: Heart-  The heart is a muscular organ located near the center of the chest cavity. The heart is…

Q: List the factors that determine cardiac output and total peripheral resistance?

A: The cardiovascular system is also called the blood vascular or circulatory system, consists of a…

Q: What is the value of the blood flow’s Reynolds number in the capillaries? (i.e., while using the Re…

A: Reynolds number is used to predict the patterns of flow in various situations. Reynolds number…

Q: If SA node (=natural pacemaker) fıring rate is 100 potentials per minute, but resting heart rate of…

A: Introduction: Some cardiac tissues are concerned with the initiation (impulse generation), and…

Q: What is venous return? Explain how it affects preload.How does preload affect cardiac output? State…

A: An electrocardiogram (ECG or EKG) records the electrical signal from your heart to check for…

Q: The arterial p02 is relatively low in an individual suffering from congestive heart failure because:

A: pO2 is the partial pressure of oxygen refers to volume of oxygen present dissolved in the blood. It…

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: Define cardiac reserve

A: Cardiac reserve refers to the difference between the rate at which the heart pumps blood and its…

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: What is the concept of Cardiac Output Max, Cardiac Output Rest, and Cardiac Output Reserve?

A: The heart, which pumps blood, is a crucial organ. All parts of the body receive oxygen and nutrients…

Q: rest

A:

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: 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…