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Electrolytes/Fluids
Mneumonics
Question | Answer |
---|---|
Which electrolytes are cations? (positive charged ions) | CA++, K+, Na+, Mg++ |
Which electrolytes are anions? (negatively charged ions) | Cl-, HPO-4, HCO3- |
What does the Posterior Pituitary gland regulate? | ADH |
What does the Adrenal Cortex regulate? | Sodium by releasing aldosterone. |
What is "MODEL" mean for Hypernatremia? (causes of increased serum sodium) | M= Medications, meals (too much sodium intake), O= Osmotic diuretics, D= Diabetes Insipidus, E= Excessive H2O Loss, L= Low H20 intake. |
What is "MURDER" for increased serum K? | M= Muscle Weakness, U= Urine, oliguria, anuria, R= Respiratory Distress, D= Decreased cardiac contractility, E= EKG changes, R= Reflexes, hyperreflexia, or areflexia (flaccid). |
"MACHINE" signifies causes for increased serum K, what does it stand for? | M= Medications, ACE inhibitors, NSAIDS, A= Acidosis, Metabolic and Resp, C= cellular destruction, burns and traumatic injury. H= Hypoalderosteronism, hemolysis, I= Intake- excessive, N= Nephrons, renal failure, E= Excretion- impaired. |
What does "CATS" of Hypocalcemia mean? Sx of hypocalcemia. | C= Convulsions, A= Arrhythmias, T= tetany, S= Spasms and stidor |
Hypophosphatemia is phosphate deficiency, phosphate less than 2.0 mg/dl, what are causes? | Intestional malabsorption, severe resp alkalosis, a loack of phosphate interferes with O2 tx'ed by RBC and energy metabolism. increased secretion of phosphate. |
Magnesium greateer than _____ is panic level. | 5 mg/dl is panic level, whereas, 1.8-3.0 magnesium level is normal. |
Serum ______ goes down with Alkalosis. | potassium |
If the body is alkalotic then the kidneys drop the _______ level and lungs release more ______. | kidneys will drop bicarbonate level, while the kidneys release more CO2. |
Metabolic Acidosis is caused by 4 condiditons, what are they? | Severe, diarrhea, ketoacids, shock, impaired kidney function. |
With Acidosis, what serum level will go up? | Potassium levels will go up |
Metabolic Acidosis, is pH greater than? | greater than 7.45 |
Metabolic Alkalosis, what are the serum levels and causes? | serum levels of potassium, calcium, and pH will be high. It is caused by loss of gastric fluids, diuretics,blood tx, bicarb from CPR, TPN. |
Respiraory Acidosis is pH below __________ | pH is below 7.35 |
causes of respiratory acidosis? | Over sedation, breainstem trauma, immobility, resp muscle paralysis,<-all are too slow resps. pneumonia, pulm edema, emphysema, bronchitis <- all are of lungs working too hard. |
Resp Alkalosis can be caused by? | hypeventilation, pulm dx, vent set too fast or too high, high altitudes. |
What does Iron do? | O2 transport& norm brain development and function. |
What does iodine do? | neurotransmitter fucntion, synethesis of T3 and T4 (thyroid hormones). |
What does zinc do? | immune system protection. |
If Hemoglobin falls below 7.8 mg/dl, what are sx you will see? | fatigue, weakness, SOB, cyanotic discolorazation around peripheral areas of the body. |
decrase in Iodine leads to a decrease in T3 and T4 production, this leads to what sx? | fatigue, weakness, cold intolerance, constipation, bradycardia, goiters as hypothyroidism sets in. |
What foods are high in Zinc? | proteins especially beef, pork, peanuts, and peanut butter, and legumes. |
Hypertonic Solutions are? (ICF to ECF) | D5LR, 3 and 5% NS, D5NS, D5 & 0.45NS |
Isotonic Solutions are? (nada) | 9% NS, LR D5W |
Hypotonic solutions are? (ECF to ICF) | 0.45% NS and 0.33% NS |