Учеба и наука
Перекладiть на українську, будь ласка!!!!!! The heart is an inner hollow muscular organ placed within the chest and included in the pericardium. The - вопрос №2167668
base of the heart is against the third rib. The weight of the heart is about 300 grams (gr) in the male and about 220 gr in the female. The heart consists of two separate chambers divided by the septum. Each of the chambers has two connected parts: the atrium and the ventricle. The right atrium is larger than the left one, but the walls of the left atrium are thicker than those of the right one. The right ventricle is triangular (треугольный) in form and has thick walls. The ventricle is in the anterior part of the hear. The muscular structure of the heart consists of fibrous bands. The human heart contracts from the first moment of life until the last one. The contractions of the heart pump the blood through the arteries to all the parts of the body. The total weight of blood pumped by the heart daily is about ten tons.
октябрь 17, 2016 г.
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