The Periodic Table of the Elements is a display of the 118 known chemical elements. It is organized according to the repeating properties of the elements in each group on the table, hence the name periodic. Classifying these elements has…
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Biological psychology is the study of behavior using a biological approach. Biopsychology is a term used for neuroscientists who study behavior by studying the underlying biological processes of the brain. There are several divisions of biopsychology and neuroscientists specialize in…
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The most common way to tell if a liquid is an acid or a base is to submit it to a litmus test. A drop of a liquid acid substance on a test sheet of litmus paper will turn red; if…
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A laparoscopic gallbladder surgery is done with patient suffering with gallstone that formed, obstructing the flow of bile and leading to attacks that will cause severe agony and pain. With the invention of the laparoscopic process, the surgery can now…
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While the cell is the basic building block of living things, the atom is the basic building block of matter. Everything from the largest galaxy to the amoeba consists of a collection of atoms. While our understanding of the atom…
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The first person to try to organize the chemical elements into patterns was Johann Dobereiner. He grouped families of elements into triads in order of atomic mass in 1828. Elements were grouped into families because of the similarities in reaction…
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Arterial blood gas analysis or ABGA is a test performed by clinicians in patients whom are having respiratory problems which need close observation. The analysis will indicate the concentration (partial pressure) of oxygen, carbon dioxide, bicarbonate in the blood, the…
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If you look at a chart of the periodic table, two rows of elements appear separate from the main table. These two rows comprise the lanthanide (or lanthanoid) group and the actinide (or actinoid) group. The elements in these two…
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PARTIAL SPLENECTOMY CONCERNS Removal of the spleen is a radical decision based on various disease issues. The partial splenectomy, it has been found, has the desired effect of removing the disease issues and retaining a certain immunology. The human spleen…
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The Rutherford gold-foil experiment, although actually developed and carried out in 1909 by members of Rutherford’s research team, drove what was perhaps the most important paradigm shift concerning the structure of matter known to history. Early concepts of the composition…
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