Which of the following statement is/are correct?

A marathon runner is likely to show
1. Reduced heart rate
2. Enlarged heart
3. Larger stroke volume
4. Decreased arterial blood pressure

All of the above

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1, 2 and 3

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1 and 2

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1 alone

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Solution

The correct option is B
1, 2 and 3

For a marathon runner, the heart rate is about 38 beats per minute. The heart is slightly enlarged as the stroke volume increases according to how you exercise, because your body needs more oxygen and nourishment, which are both received from the blood.

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Similar questions

Which of the following statement is/are correct?

A marathon runner is likely to show
1. Reduced heart rate
2. Enlarged heart
3. Larger stroke volume
4. Decreased arterial blood pressure

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1) Cardiac output - Stroke volume X heart rate.
2) Heart of Frog - Neurogenic.
3) Heart sound Lubb - closure of atrio-ventricular valves.
4) Epinephrine - decreases heart rate.

Q. State the true statements of the following:

(1)

Blood flowing in arteries is without high pressure.

(2)

Blood flowing in veins is without high pressure.

(3)

Veins have valves opening towards heart.

(4)

Arteries have valves opening towards heart.

The cardiac activity could be moderated by the autonomous neural system.
Tick the correct answer.
(a) The parasympathetic system stimulates heart rate and stroke volume
(b) The sympathetic system stimulates heart rate and stroke volume
(c) The parasympathetic system decrease the heart rate but increase stroke volume
(d) The sympathetic system decreases the heart rate but increases stroke volume

Q. Blood pressure increases and heart rate decreases in response to

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Which of the following statement is/are correct? A marathon runner is likely to show 1. Reduced heart rate 2. Enlarged heart 3. Larger stroke volume 4. Decreased arterial blood pressure

The correct option is B 1, 2 and 3 For a marathon runner, the heart rate is about 38 beats per minute. The heart is slightly enlarged as the stroke volume increases according to how you exercise, because your body needs more oxygen and nourishment, which are both received from the blood.

Which of the following statement is/are correct?

A marathon runner is likely to show
1. Reduced heart rate
2. Enlarged heart
3. Larger stroke volume
4. Decreased arterial blood pressure

The correct option is B
1, 2 and 3

For a marathon runner, the heart rate is about 38 beats per minute. The heart is slightly enlarged as the stroke volume increases according to how you exercise, because your body needs more oxygen and nourishment, which are both received from the blood.