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प्रश्न
Where does blood absorb oxygen?
उत्तर
The blood absorbs oxygen in the lungs.
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संबंधित प्रश्न
Name any four heart conditions that occur commonly.
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.
Define the term Circulatory system.
Name the main parts of the circulatory system.
Choose the correct answer:
In mammals the opening of post caval in the right auricle is guarded by _________
Name the heart valve associated with the major arteries leaving the ventricles.
____________ branches from bundle of His and forms a network in ventricular walls.
The heart forms an effective barrier against infection by microbes and pathogens.
Give reason:
Pulmonary veins carry oxygenated blood.
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.
