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प्रश्न
fill in the blanks with suitable functions: Eustachian Tube and ______
उत्तर
Eustachian tube and Equalising air pressure.
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संबंधित प्रश्न
Aqueous humour, Vitreous humour, lris, Central canal
Give reason, why a matured mammalian erythrocyte lacks nucleus and mitochondria?
what is Lymph nodes?
Give reason for the following:
Blood flowing away from the stomach and intestines is put into circulation via the liver and
not directly.
Give reason for the following:
Only the veins and not the arteries are provided with valves.
Given alongside is a diagram of human heart showing its internal structures. Label the parts marked 1 to 6, and answer the following questions.
- Which types of blood is carried by the blood vessel marked 2?
- Name the main artery which takes the blood from heart to different parts of the body?
- Which chamber of the heart receives deoxygenated blood from the body?
- Which chamber of the heart receives oxygenated blood from the lungs?
Describe the functions of the: Blood vessels
Name the main parts of the circulatory system
Blood is produced in the bone marrow.
Circulation is carried out by ______ in higher animals.
