تدوينات
Sun, 03/29/2015 - 12:57
I. RENAL PHYSIOLOGY
*Functions of the kidneys:
1. Elimination of metabolic and toxic wastes: Neutral or positively charged molecules are more likely to pass through the glomerulus than those negatively charged
2. Maintenance of water (blood...
Thu, 01/30/2014 - 20:34
-Electrolytes are inorganic compounds that dissociate in body fluids into ions (charged atoms) capable of conducting electricity and controlling fluid balance.
-Specimen: Heparin; SST; Serum; Urine.
(1) Potassium (K+)
-Distribution:
*95% inside...
Thu, 01/30/2014 - 20:34
*Physiology:
-Acid-base balance is essential for oxygen uptake and release, enzyme activity, and use of minerals and metabolites.
-Most cells have a pH of 7.0, while RBCs boast a 7.2 pH.
-Acid = Proton donor (becomes its conjugate base).
-Base =...
Thu, 01/30/2014 - 20:34
-Some of the chemicals found in urine are able to crystallize, and in a concentrated form, these chemicals can precipitate into a solid deposit attached to the kidney or ureter walls. These crystals can grow through a process of accretion to form...
Thu, 01/30/2014 - 20:34
IRON
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Functions
1. Oxygen transport and storage (Fe2+ in hemoglobin and myoglobin) 2. Energy production (cytochromes, flavoproteins) 3. Enzyme activity (cofactor)
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Distribution
*70% in hemoglobin (as a binding site for O2 and...
Thu, 01/30/2014 - 20:34
Also known as "panic" values, these are laboratory results that require prompt response by alert lab professionals as they reflect possible life-threateneing conditions, or may progress to irreversible ailments to vital organs. If you get one of...