Circulatory Pathways

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Circulatory Pathways: Overview

This topic covers concepts, such as, Transport of Substances in Organisms, Human Circulatory System, Cardiac Output & Electrocardiogram etc.

Important Questions on Circulatory Pathways

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Tricuspid valve is found in between

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Given below is the ECG of a normal human. Which one of its components in human is correctly interpreted below

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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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Contraction of the ventricle in the heart begins by the command from:

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Pacemaker of heart is

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Splenic artery arises from

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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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Humans possess a single circulatory system.

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Define incomplete double circulation and give examples of animals that possess this type of circulation.

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Which among the following have incomplete double circulation?

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Which among the following have a single circulatory system?

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Mention the circulatory pathways present in humans.

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Enlist some characters of crocodiles that are similar to mammals. 

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The order Crocodilia does not have which among the following features?

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The common features among mammals and crocodiles are

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Which among the following does not have any exception.

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Cardiac muscles are

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Primary characteristics of cardiac muscles are they

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Fibrinogen is a component of the human excretory system.

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Which one of the followings is the odd one out?