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Laboratory Values

Common lab values (NE Med specific)

QuestionAnswer
WBC-value 4-11
Measures host defense against inflammatory agents WBC-function
-aplastic anemia -drug toxicity -specific infections WBC-low
-Inflammation -trauma -leukemia WBC-high
RBC-value 3.7-5.1
Measures oxygen-carrying capacity of blood RBC-function
-hemorrhage -anemia RBC-low
-polycythemia -heart disease -pulmonary disease RBC-high
Hemoglobin-value 11-15.1
Measures oxygen carrying capacity of blood Hemoglobin-function
-hemorrhage -anemia Hemoglobin-low
-polycythemia Hemoglobin-high
Hematocrit-value (rhymes with percent) 33.1-44.5%
Measures relative volume of cells and plasma in blood Hematocrit-function
-hemorrhage -anemia Hematocrit-low
-polycythemia -dehydration Hematocrit-high
Determines the percentage of each of the five different types of WBC's WBC-differential
Bicarbonate (HCO3-)-value 22-26
Chloride (Cl-)-value 96-106
Phosphate (PO4 3-)-value (2, 4, 6, 8, who do we appreciate!?) 2.4-4.4
Potassium (K+)-value 3.5-5.0
Magnesium (Mg2+)-value (___ to ___ cups in my bath) 1.5-2.5
Sodium (Na+)-value 135-145
Calcium, total (Ca2+)-value 8.6-10.2
Calcium, ionized-value 4.6-5.3
-Maintains concentration and volume of ECF and influencing water distribution between ECF and ICF -Generation and transmission of nerve impulses, muscle contractility -regulation of acid-base balance -"Where ____goes, water follows" Sodium-function
-occurs with water loss or ___gain -causes hyperosmolality-causing shift of water to outside cells Sodium-high (hypernatremia)
-intense thirst, dry/swollen tongue, sticky mucous membranes -Postural hypotension, increased pulse -weakness, lethargy Sodium-high (clinical manifestations)
Sodium-low (hyponatremia)