When Joe exercises, his cardiac output doubles.  Before exercise, his heart rate is 60 beats/min. and his stroke volume is 80 ml/beat.  During exercise, his heart rate is 105 beats/min.  What is his stroke volume during exercise?

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: 1. Sue has a resting stroke volume of 72 ml/beat and an average resting heart rate of 70…

A: Heart rate is a product of heart rate (HR) and stroke (SV) and is measured in liters per minute. HR…

Q: During strenuous exercise, blood flow will redistribute primarily to the       Liver

A: When a person starts  strenous exercising, the cardiovascular system undergoes few changes to meet…

Q: Exercising at 60% of the Heart Rate Reserve is classified as which of the following?

A: The Heart Rage Reserve or HRR is a parameter used to assess the fitness levels of an individual. It…

Q: during exercise cardiac output goes up from about 5 mL per liter to about 25 mL per liter. By volume…

A: CARDIAC OUTPUT  ( CO ) -  it is the product of the heart rate ( HR ) that is the number of the heart…

Q: Heart rate during exercise at 75% maximal oxygen consumption is determined primarily by     the…

A: Heart is the pumping organ in the body. It is responsible for pumping the blood to various parts of…

Q: cardiac output drops, then A and B • A and C Blood flow must decrease Blood flow must increase  The…

A: The objective of the question is to understand the physiological changes that occur when cardiac…

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: What are some cardiovascular adaptations to endurance training?

A: Cardiovascular adaptations refer to physiological changes that occur in the cardiovascular system…

Q: The pulse rate will on standing and the pulse rate standing after 5 minutes will to normal.…

A: Pulse rate is commonly called heart rate, and it refers to the number of contractions caused by the…

Q: Carl is a 61 year-old man who has been cleared by his doctor to start an exercise program. Below are…

A: Different methods are available for knowing your exercise training zones.  By using simple…

Q: During steady-rate physical activity, diastolic blood pressure will...       Increase   Decrease…

A: Systolic and diastolic blood pressure are the main components for monitoring the health of the…

Q: When do neural and circulating norepinephrine have the greatest effect on stroke volume?…

A: Cardiac Physiology: Cardiac physiology, often known as heart function, is the study of the heart's…

Q: Individuals with hypertension should avoid maximal effort resistance training (e.g., 1RM lifts) due…

A: Such type of exercises focuses on  to strain under a heavy load, typically at a  maximum intensity.…

Q: Does arm postion influence blood pressure? explain your answer How does blood pressure and heart…

A: Introduction:- The circulatory system (cardiovascular framework) pumps blood from the heart to the…

Q: Why is a high resting BP considered a risk for exercise testing? Based on your knowledge of BP…

A: The force of the blood rushing against the walls of the arteries is known as blood pressure. When…

Q: With endurance athletes, an increased stroke volume at rest will occur because of   Select 3…

A: Stroke volume is defined as the amount of blood that can be pumped out by heart per beat.

Q: 20 yr old male  Maximal Exercise Stroke volume Untrained: Trained: Heart rate Untrained:…

A: Ans. A small organ of fist size, the heart circulates blood throughout the body. It serves as the…

Q: Amanda's end diastolic volume is 120ml and her end systolic volume is 40ml. If her heart rate is 60…

A: The human cardiovascular system is responsible for the circulation of blood through the body. It is…

Q: Which one of the following parameters is primarily responsible for the differences in MAP observed…

A: MAP stands for mean atrial pressure which can be defined as the  average arterial pressure…

Q: Resting Values Exercising Values Cardiac cycle length (msec) EDV(mL) ESV(mL) Cardiac cycle length…

A: Stroke volume is the amount of blood ejected from the ventricle with each cardiac cycle. The cardiac…

Q: What is preload? Afterload? How does each affect stroke volume? How changes in preload or afterload…

A: The heart is divided into four chambers which include two atria and ventricles. The atria have…

Q: If the cardiac cycle is .86 sec what is the heart rate? Explanation

A: Cardiac cycle is the interval between  beginning of one heartbeat to that of the next. It consists…

Q: Which of the following changes to blood flow is expected to occur as a result of dynamic exercise?…

A: Blood is pushed through the blood vessels by the action of the heart and it is circulated throughout…

Q: If a subject has stroke volume of 100 and heart rate of 53 bpm, What is his cardiac output in…

A: Normal resting cardiac output differ among individuals. Therefore, in clinical practice, measured…