How does the heart rate differ before and after exercise?

Q: What is the relationship between end-diastolic ventricular volume and stroke volume in a normal…

A: Human heart is the Center for regulating blood across the body. It is located within the thoracic…

Q: How is heart contractiontriggered?

A: The heart is a muscular organ, which pumps blood throughout the body. It is located in the middle…

Q: What are the main factors that control heart rate?

A: Introduction:Carotid arteries carry blood from the heart to the brain. They branch off from the…

Q: How do changes in body temperature affect heart rate?

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

Q: Where is located the primary heart pacemaker? What is its function? What is the normal heart rate…

A: The heart is the most important organ for the body and is made up of several different types of…

Q: How does the heart avoid exhaustion?

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

Q: What factors regulate heart rate during exercise? Stroke volume?

A: The cardiovascular system comprises the heart, blood vessels, and lungs. It is also named the…

Q: How does the heart work?

A: All the cells in the body require oxygen for cellular respiration in order to generate energy and to…

Q: What causes an increase in heart rate?

A: Heart rate/Heart pulse It is the speed of the heart beat measured by the number of pounding of the…

Q: Does a change in body position from supine to standing cause a change in pulse?

A: The hydrostatic pressure exerted against the walls of blood vessels by blood flow is known as Blood…

Q: What does the heart release?

A: the heart is the main organ of the circulatory system that pumps throughout to maintain the flow of…

Q: What effect does a bigger heart have on stroke volume and heart beat?

A: Stroke Volume (SV) can be defined as the volume of blood in milliliters that is ejected from each…

Q: What compensatory measures does the body employ in an attempt to restore cardiac output?

A: The circulatory system is one of the most essential systems in the body. The function of 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: How are the heart rate and pulse rate related?

A: The heart rate can be defined as the number of times the heartbeats in the duration of a…

Q: What is the relationship between wall thickness and function among the various chambers of the…

A: Heart in humans have four chambers with different thickness of the walls. Generally the ventricles…

Q: Does body position affect blood pressure (as measured by pulse pressure)?

A: Blood pressure is the force of blood pushing against blood vessel walls. It is measured in…

Q: What is the typical resting heart rate?

A: Resting heart rate can be defined as the number of times the heart beats per minute (bpm) while at…

Q: What are the causes of heart failure?

A: Heart pumps blood through a system of blood vessels, called the circulatory system. The heart is a…

Q: What is the most accurate way to calculate resting heart rate?

A: The resting heart rate refers to the rate at which the heart is pumping the blood when the body is…

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: How does exercise affect blood pressure?

A: Exercise increase blood pressure and then it returns to normal pressure. The systolic blood pressure…

Q: How are events of the cardiac cycle reflected in pressure and volume changes within the cardiac…

A: The cardiac cycle includes coordinated contraction and relaxation of heart chambers.

Q: how does bending the body forward affects resting heart rates?

A: This rate can vary marginally with body position changes. Most notably, when you go from leaning…

Q: How does COPD correlate with left ventricular pressure and primary heart failure

A: Chronic obstructive pulmonary disease is a long term condition of the lung which causes difficulty…

Q: How does the long plateau of the cardiac action potential develop and what is its functional role?

A: Hi, Thanks For Your Question.  Answer : A Transient Shift In Voltage (Membrane Potential) Across The…

Q: Where are AV valves located within the heart? Where are semilunar valves located within the heart?

A: The heart can be defined as the muscular organ about the size of fist that is situated just behind…

Q: Do hormones affect Heart rate

A: The speed at which heart beats is called heart rate it is 72 beats per minute in normal people. This…

Q: How is the shape of the ventricular rhythm determined?

A: The ventricular rhythm is also known as an idioventricular rhythm (IVR). It is a cardiac rhythm that…

Q: What are the effects of stimulants and of depressants on heart rate and breathing rate?

A: Heart rate  Heart rate also goes by the name of pulse rate. It the value of the heart beats per…

Q: Which organs have an increased proportion of cardiac output during exercise? Which receive a…

A: Cardiac output is also called heart output. It describes the blood volume being pumped by the heart…

Q: How does an increase in heartbeat rate during an emergency, help a person to face the emergency?

A: When the heart pumps it distributes the blood to all parts of the body  and the blood carries the…

Q: How does heart rate help maintain homeostasis?

A: Homeostasis is defined as the state where a living organism maintains steady internal, physical and…

Q: What happens when there is an abnormality of the heart’s intrinsic electrical conduction system?

A: The conduction system of the heart is a collection of nodes and conduction cells that are…

Q: If a person counts 13 pulse cycles in 10 seconds, what is the heart rate in beats per minute?

A: Heart beats and pulse rate are used by physicians for diagnosis of heart disorders and arterial…

Q: What happens when the Pulse pressure Increases?

A: Pulse pressure (Pp) is the difference between systolic and diastolic blood pressure (BP). The…

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…