Human Circulatory System

IMPORTANT

Human Circulatory System: Overview

This Topic covers sub-topics such as Human Heart, Tachycardia, Veins, Artery, Bradycardia, Heart Beat, Blood Vessels, Tricuspid Valve, Internal Structure of Heart, Pulmonary Artery, Pericardium, Human Circulatory System and, Pulmonary Veins

Important Questions on Human Circulatory System

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Tricuspid valve is found in between

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Arteries are best defined as the vessels which:

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How many values are correctly given from the following:-

i. Normal heartbeat rate in young ones = 100 beats/min.

ii. Period of cardiac cycle = 0.8 sec.

iii. Stroke volume = 78 ml

iv. Normal cardiac output = 3000 ml

v. Normal blood pressure = 120/80 mm Hg

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If due to some injury, the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect?

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Pulmonary artery differ from pulmonary vein in having:

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Pacemaker of heart is

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Blood capillaries are made of

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Splenic artery arises from

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A vein possesses a large lumen because

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People living at sea level have around 5 million RBC per cubic millimiter of their blood whereas those living at an altitude of 5400 metres have around 8 million. This is because at high altitude.

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The strenuous exercise or fast running can cause temporary Tachycardia.

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Mark the incorrect statement

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The condition when the heart rate is increased is called Bradycardia.

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The condition when the heart rate is increased is called

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Pericardial fluid is present in the heart wall.

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Bundle of His carries the electrical impulses from

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Which of the following is the condition where the heartbeat is lesser than 60 beats per minute?

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_____ is a condition where the heart beat is slower than normal.

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Define bradycardia.

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Bradycardia is when the heart rate is more than 120 beats per minute.