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प्रश्न
Note the relationship between the first two words and suggest the suitable word/ word for the
fourth place:
Lubb: Atrioventricualr valves :: dup: …………………
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उत्तर
Lubb : Atrio-ventricular valve :: Dup : Semilunar valves
संबंधित प्रश्न
the Biological/technical term for Blood vessels carrying blood to the left atrium.
The diagram below represents the human heart in one phase of its function. Study the diagram carefully and answer the questions that follow:
(i) Name the phase.
(ii) Which part of the heart is contracting in this phase? Give a reason to support your answer.
(iii) Name the parts labelled 1 to 4.
(iv) What type of blood flows through ‘2’?
(v) State the function of the part numbered ‘5’.
(vi) Name the membrane that covers the heart.
Given below is a certain structure, write its chief functional activity.
Erythrocytes - ______.
When are the sounds "LUBB" and "DUP" produced respectively during heart beat?
What is Endothelium?
What is diastole?
What is haemoglobin? State the consequences of deficiency of haemoglobin in our bodies.
Give any three differences between an artery and a vein
Fill in the blank:
______ carry pure blood.
Given below is a schematic representation of the circulatory system in man. Study the same and answer the questions that follow:
(i) Label the parts 1 to 4 indicated in the diagram.
(ii) Give one difference between parts 1 and 2 based on:
(a) their structure
(b) the nature of blood flowing through them.
(iii) What is the specific name of the type of blood circulation that takes place between the heart and the lungs?
(iv) Name the valve found at the beginning of the part labeled 3.
