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प्रश्न
Define the Circulatory system.
Define the following term:
Circulatory system
उत्तर
The circulatory system is a transport system moving substances throughout our body with the help of blood.
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संबंधित प्रश्न
Describe the function of the heart.
Give appropriate biological or technical terms for the following
The relaxation phase of the heart.
Which organ acts as a pump in the circulatory system?
Match the statements in Column A with those in Column B:
Agranulocytes are :
The nearest organ to which the heart supplies oxygenated blood is:
Heart sounds are produced due to ______.
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closure of tricuspid and bicuspid valves
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rushing of blood through valves producing turbulence
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closure of atrioventricular and semilunar valves
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entry of blood into auricles
The valve which prevents back flow of blood in the veins and lymph vessels ______.
Give reason, why a matured mammalian erythrocyte lacks nucleus and mitochondria?
What does the term “double circulation” mean?
What are seen as greenish blue lines in our hands and legs?
Distinguish between Intrinsic and extrinsic process of clotting
Analogy
Lungs: Respiratory system:: _______: Circulatory system.
______ prevent blood clotting.
Circulation is carried out by ______ in higher animals.
______ is an agranulocyte.
The heart is covered by ______.
The nodal tissue located in the lower left corner of right atrium is ______.
Ventricles have ______ walls when compared with those of auricles.
Given diagram is a schematic representation of the circulatory system in humans. Study the same and answer the questions that follow:
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- Label the parts 1 and 4 indicated in the diagram.
- Which of the above mentioned number is the thickest artery? Also write its name.
- Mention the number and chamber of the heart which has the thickest muscular wall.
- Which of the above numbers/structures has the maximum number of blood capillaries?
- Draw neat and labelled diagrams of the transverse section of vena cava and the part numbered as 3. Make sure to show the structural differences between these two in the diagram.
