Upon abdominal physical examination, the nurse can note that there is a "point of maximal impulse" (just like in the heart) presenting as a mass on the center of the abdomen. When this point is palpated, there are palpable pulsations. Therefore, the nurse should expect palpating a palpable pulsating abdominal mass.
The correct answer is that Earthworms hold a closed category of circulatory system. <span>The earthworms circulates blood </span>solely through<span> their blood vessels. There are </span>three major<span> vessels that </span>deliver<span> the blood to the organs of </span>the <span>earthworm, </span>those<span> vessels are known to be the aortic arches, dorsal blood vessels, and ventral blood vessels.</span>
Population density is the aspect of population ecology of the black-tailed prairie dog does this statement describe.
Explanation:
Population density is the number of organisms are there in per unit area. It is used to measure geographical area occupied by organisms and its statistics.
In population ecology the structure, dynamics and contribution of population of species is studied. The idea of species distribution is studied in it.
The population density determines the number of species or members of particular population are present is a particular area.
An area of low density population will have more resources and more area per organism and less competition for resources and vice versa for high density population.
Prairie dogs have 12 adults per hectare of area this tells the population density of the rodents.
Sponge body contains cells but not perform work together!!
But they are made up of two embroyonal layer as endoderm and ectoderm !!
so thee most appropriate answer is A !!
The lymphatic system destroy harmful substances 'By producing antibodies'.
The lymphocytes contained in lymphatic organs are produced with other defence cells by the bone marrow. They are then dispersed to eliminate pathogens.
