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प्रश्न
Draw a neat and labelled diagram.
Internal structure of the heart.
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उत्तर
Internal structure of the heart.
संबंधित प्रश्न
Differentiate between LUBB and DUP (names of the valves whose closure produce the sound)
fill in the blanks with suitable functions: Eustachian Tube and ______
Given below is a diagram of a human blood smear.
Study the diagram and answer the questions that follow:
a) Name the components numbered ‘1’ to ‘4’
b) Mention two structural differences between the parts ‘1’ and ‘2’.
c) Name the soluble protein found in part ‘4’ which forms insoluble threads during clotting of blood.
d) What is the average lifespan of the component numbered ‘1’ ?
e) Component numbered ‘1’ do not have certain organelles but are very efficient in their function. Explain
Why is it necessary to know the blood groups before giving transfusion?
Given diagram shows a simple diagram of the circulation of blood in a mamma showing the
main blood vessels, the heart, lungs and body tissues. The blood vessel, labelled 6, contains
deoxygenated blood and the valve leading to it has three semi-lunar pockets.
(a) Name the blood vessels and organs marked by numbers 1 to 8.
(b) What is meant by the term ‘double circulation’ of blood in mammals?
(c) what is diastole?
[There is an “error” in the diagram. According to the usual practice the pulmonary (lung)
circulation is shown upward and the systemic downward, but here it is reversed].
Differentiate between the following pair of terms: Vena Cava and Aorta
Draw the structure of human heart and label its parts
The process of keeping the blood flowing continuously throughout the body.
Analogy
Lungs: Respiratory system:: _______: Circulatory system.
Reduction in number of ______ can cause clotting disorder, leading to excessive loss of blood from the body.
