The respiratory therapist is reviewing a patient's electronic medical record to try to verify if the patient has tissue hypoxia. Which of the following laboratory values is MOST likely to correlate with tissue hypoxia?
a. Metabolic acidosis
b. Thrombocytopenia
c. Hypokalemia
d. Bilirubinemia
A
When hypoxia exists, alternate anaerobic mechanisms are activated in the tissues that produce dangerous metabolites—such as lactic acid—as waste products. Lactic acid is a nonvolatile acid and causes the pH to decrease, resulting in metabolic acidosis.
Health Professions
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Nideffer has shown that attention focusing should be considered in terms of:
A. Width of focus B. Intensity of focus C. Width and direction of focus D. Direction of focus
Health Professions
Many ICD-10-CM codes require an additional character called a(n) ____ to provide additional information about the patient's condition.
A. modifier B. 5th digit C. extension D. placeholder
Health Professions