1. It is known that in one minute all blood passes in a body of the person
through lungs 1/3 liters of oxygen also absorb (to absorb). 2. At an exhalation (when exhale) external intercostal muscles and muscles of a diaphragm relax (to become relaxed). 3. It is known that the REM sleep lasts less than half an hour. 4. It is established that erythrocytes are the most numerous cellular elements of blood. 5. It is necessary to define the first warm tone over a surface of ventricles or valves. 6. At a deep breath (inspiration) 1.5-2 liters of air are inhaled
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1. It is known that in one minute all blood passes in a body of the person
through lungs 1/3 liters of oxygen also absorb (to absorb). 2. At an exhalation (when exhale) external intercostal muscles and muscles of a diaphragm relax (to become relaxed). 3. It is known that the REM sleep lasts less than half an hour. 4. It is established that erythrocytes are the most numerous cellular elements of blood. 5. It is necessary to define the first warm tone over a surface of ventricles or valves. 6. At a deep breath (inspiration) 1.5-2 liters of air are inhaled