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how many chambers do the bird heart and the mammalian heart have concerning temperature maintenance what is the advantage of the double and complete
what is the difference between the amphibian heart and the reptile heartthe reptiles have double and incomplete circulation too three heart chambers
why is the fish circulation classified as a simple and complete circulationcomplete circulation is that in which there is no mixture of venous blood
does the fish heart pump venous or arterial bloodthe venous blood coming from the tissues enters the atrium and passes to the ventricle that then
what is the difference among double closed circulation and simple closed circulationdouble closed circulation or closed circulation is that in which
how is carbon dioxide released by cellular respiration transported from the tissues to be eliminated through the lungsin vertebrates almost 70 of the
q two wires of same material and same length have resistances 5 and 10 respectively find the ratio of radii of the two wires r rhol a rhol
what is the stage of cellular respiration during which carbon dioxide is liberatedin aerobic cellular respiration the release of carbon dioxide
why is carbon monoxide toxic for humanshemoglobin likes carbon monoxide co much more than it likes oxygen when there is carbon monoxide in the
what is the substance that stimulates the production of red blood cells which is the organ that secretes it under what conditions does this secretion
q an iron box of 400 w power is used daily for 30 minutes if the cost per unit is 75 paise find the weekly expense on using the iron box energy
in high altitudes is it necessary for the blood to have more or less hemoglobinin high altitudes the air is rarefied and oxygen concentration is
q distinguish between electric power and electric energyelectric poweri electric power is described as the rate of doing electric workii electric
q a managing wire of length 2m has a diameter of 04 mm with a resistance of 70 ohm find its resistivity rho p x pir2 l
what is hemoglobin f why does the fetus need a different hemoglobinhemoglobin f is the hemoglobin found in the mammalian fetus and hemoglobin a is
how different are oxyhemoglobin and hemoglobin where is it expected to find a higher concentration of oxyhemoglobin in peripheral tissues or in the
how do respiratory pigments actrespiratory pigments are oxygen-carrying molecules present in the blood when the oxygen concentration is high for
of which type of tissue is the heart made how is this tissue oxygenated and nutrifiedthe heart is made of striated cardiac muscle tissue the heart
q what are the changes that take place at the superconducting transition temperature at the transition temperature the subsequent changes are
what is the stage of the cardiac cycle during which the ventricles are filledthe filling of the ventricles with blood happens during diastolethe
q give any three utilizes of secondary cells i the secondary cells are rechargeableii they have extremely low internal resistanceiii they are able to
is the ventricle lumen larger during systole or during diastolesystole is the stage of the cardiac cycle on which the ventricles contract so the
q what are secondary cells give an examplei they are rechargeableii the chemical reactions which take place in secondary cells are reversibleiii the
what is the valve that separates the aorta from the heart what is the importance of that valvethe valve among the left ventricle and the aorta is the
what is the function of the left ventricle where does the blood go after leaving the left ventriclethe function of the left ventricle is to get blood