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प्रश्न
Define the following term:
Heart
उत्तर
The heart is a hollow muscular vertebrate organ that pumps blood through rhythmic contractions.
संबंधित प्रश्न
The diagram given alongside represents the human heart in one phase of its activity. Study the same and then answer the question that follow:
Name the phase.
Name the following:
The valve of right auriculo-ventricular aperture.
Choose the correct answer:
In mammals the opening of post caval in the right auricle is guarded by _________
Draw the diagram external features of the heart.
Give Technical Term for the following:
What is the approximate weight of the heart of a man?
State the Function: Coronary artery
____________ guards the left atrioventricular aperture in human heart.
The kidney is located in the thoracic cavity between the two lungs.
What is the role of Paplillary muscles?
The diagram below depicts the human heart in one of its phases. Answer the questions that follow:
- Which part of the heart is in the contraction phase?
- Give a suitable reason to justify your answer in (a).
- Distinguish between Systole and Diastole.
