Pyramid example sentences

The population pyramid also tells us how many dependents there are in a country.The shape of the population pyramid tells the story of the people living in that particular country.In countries like Japan, low birth rates make the pyramid narrow at the base.In countries where death rates (especially amongst the very young) are decreasing, the pyramid is broad in the younger age groups, because more infants survive to adulthood.Decades were taken to construct the great historical monuments like the Pyramids or the Taj Mahal but with modern construction machinery one can build a skyscraper in a few years.The cortex extends in between the medullary pyramids as renal columns called Columns of Bertini (Figureure 1 2).This situation is typified by the pyramid shown for Kenya.The DCTs of many nephrons open into a straight tube called collecting duct, many of which converge and open into the renal pelvis through medullary pyramids in the calyces.An interesting way of studying the population composition of a country is by looking at the population pyramid, also called an age-sex pyramid.The DCTs of many nephrons join to a common collecting duct many of which ultimately open into the renal pelvis through the medullary pyramids.The medulla is divided into a few conical masses (medullary pyramids) projecting into the calyces (sing.The population pyramid of a country in which birth and death rates bothe are high is broad at the base and rapidly narrows towards the top.