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प्रश्न
Give reason:
Pulmonary veins carry oxygenated blood.
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उत्तर
- Pulmonary veins carry oxygenated blood as these came from lungs (other organ of the body) to the heart. In lungs, there is oxygenation of blood.
- The primary function of the arteries is to bring blood away from the heart like the pulmonary artery bringing blood from the heart to the lungs.
- The primary function of the veins is to bring blood back to heart like the pulmonic vein from the lungs back to the heart.
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संबंधित प्रश्न
Multiple choice question. Tick (✓) the correct choice:
Human heart has
- one auricle and one ventricle.
- two auricles and one ventricle.
- two auricles and two ventricles.
- one auricle and two ventricles.
Name the following:
In embryological stage right and left auricles are communicated by.
The diagram given below represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
What type of blood flows through the parts marked '1' and '2'?
The diagram given below represents the human heart in one phase of its functional activities. Study the same and answer the questions that follow:
(i) Name the phase.
(ii) Label the parts 1, 2 and 3
(iii) Which part of the heart is contracting in this phase ? Give a reason to support your answer.
Name the Following
The study of blood vascular system including arteries, veins and heart.
Complete the following sentence with appropriate word:
The heart is made up of special muscles, the _______ muscles.
Multiple Choice Questions
The beating of the heart of man is heart on the left side, because:
Heart is covered with double-walled membrane called ______.
What is the advantage of having a four-chambered heart?
The ______ have thin and less muscular ______ and have ______ to prevent back flow of ______.
