Write the formula relating to heart rate

Q: Estimate the ejection fraction of the failing heart at a typical normal end-diastolic volume?

A: Ejection fraction estimation - It is the measurement of the amount of blood pump from left ventricle…

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: 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: Name the hormone responsible for increase in heartbeat.

A: The number of contractions of the heart in a single minute is called heartbeat and the speed is more…

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: Discuss that main factors that control heart rate?

A: We know that, Carotid arteries carry blood from the heart to the brain. They branch off from the…

Q: Pulse pressure is increased by

A: The pulse pressure is the difference between the systolic and diastolic blood pressure. It is…

Q: Describe the specific cause of each sound of the heartbeat.

A: Answer: Introduction: The Autonomous Nervous System is responsible for monitoring physiological…

Q: Describe how the heartbeat is controlled

A: Sympathetic nervous system which includes the ‘fight and flight responses’ release neurotransmitter…

Q: Describe the effects of sympathetic and parasympathetic neuronal stimulation on heart rate.

A: the effects of sympathetic and parasympathetic neuronal stimulation on heart rate are:

Q: Name hormones that have an effect on heart rate State two other factors that affect heart rate.

A: Heart rate refers to the speed of the heartbeat. It is generally calculated by the number of…

Q: Write the summary of cardiovascular changes during mild upright exercise like jogging?

A: Cardiovascular system involves the heart and the blood vessels.

Q: Describe the Flank-Starling law in the heart.

A:

Q: What are two major factors that determine pulse pressure?

A: The circulatory framework, additionally called the cardiovascular framework or the vascular…

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: 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: Describe the factors that influence preload and afterload, and explain how they affect cardiac…

A: Cardiac output is  defined as a amount of blood  heart pumps in a  minute, and also  it depends on…

Q: Write the word formula relating cardiac output, heart rate, and stroke volume. Give normal values…

A: Cardiac output (CO) is defined as  amount of blood pumped per minute by each ventricle. Number of…

Q: Describe the physiology behind the change in blood pressure and heart rate change after exercise

A: The blood pressure is the pressure that is applied on the walls of the arteries. The pressure is…

Q: Explain what the pulse rate of a person indicates.

A: Closed circulatory system is a type of circulatory system in which blood flows inside the blood…

Q: Name the neurotransmitter released from parasympathetic nerve endings and what effect does this…

A: Neurotransmitters are body's chemical messengers used by the nervous system to transmit messages…

Q: Predict the potential effects of right-sided heart failure (failure of the right ventricle to pump…

A: When the right side of the heart does not pump blood as properly, the right sided heart failure…

Q: In the initial stages of ventricular fibrillation (during which the heart produces no functional…

A: The heart is the pumping organ that is responsible for circulating the blood to different parts of…

Q: Explain the internal and external controls of the heartbeat.

A: Your heartbeat's rate and rhythm are regulated by the SA node. 2. An impulse is fired by the SA…

Q: Define pulse pressure and explain the physiological significance of this measurement.

A: Blood pressure is the driving force that allows the blood to flow through the blood vessels. Any…

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: Explain the cardiac conduction cycle as shown on an EKG

A: The electrocardiogram (ECG or EKG) is a recording of the electrical activity of the heart. The…

Q: Given the following information, calculate cardiac output: R-R interval = 0.6 second, EDV = 160 mL,…

A:

Q: Define Cardiac Output, give its relationship with Stroke Volume.

A: Introduction - The heart is a muscular organ the size of a fist that is placed directly behind and…

Q: identify the nine major pulse points on the body and rank them in order of strength.

A: Pulse is the beating of the heart that is felt peripherally through skin contact. Pulse rate is the…

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: Relate the EKG waveforms to the normal mechanical events of the cardiac cycle.

A:

Q: Calculate heart rate by counting the number of Large ecG Squares

A: The number of times a heart beats in a unit of time is called heart rate. Usually, it is measured as…

Q: To check- in Heart electrical activity use blood pressure :Select one True False

A: The heart electrical activity is measured by ECG which determines the electrical impulses generated…

Q: Define cardiac output, and explain how it is influenced by both heart rate and stroke volume.

A: The cardiac cycle is the human heart's performance from the beginning of one heartbeat to the…

Q: What does the left ventricular stroke work index (LVSWI) measure?

A: Ventricular stroke work is the work done by a ventricle in pumping the blood in one cardiac cycle.…

Q: Write a note on “Regulation of cardiac activity”?

A: The human heart is myogenic as it generates its own electrochemical impulse through the activity of…

Q: How much of the total cardiac output may increase during the performance of heavy exercise?

A: The word "cardiac output" refers to the amount of blood pumped by the heart every minute. The…