You are assessing a 66-year-old man who has emphysema and complains of worsened shortness of breath. He is confused, has a heart rate of 120 beats/min, and an oxygen saturation of 89%. Which of the following assessment findings should concern you the MOST?
A: Worsened shortness of breath
B: Low oxygen saturation
C: Confusion
D: Tachycardia
Ans: C: Confusion
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What is a uniform mixture of fluid solvent and dissolved solutes called?
A) A solvent liquid B) A solution C) A hydrolized fluid D) None of the above
A method of assessing compromise to an extremity when a musculoskeletal injury is suspected is to learn and follow the six Ps. Which of the items below is NOT one of the six Ps?
A) Pain B) Parenthesis C) Paresthesia D) Pallor
Prior to the administration of oral glucose, a patient's blood glucose level was 49 mg/dL. After administering the oral glucose, the patient is alert and oriented. Which repeat blood glucose levels would the EMT expect with this clinical presentation?
A) "Low" B) 155 mg/dL C) 30 mg/dL D) "High"
The urine microscopic constituents that best differentiate between cystitis and pyelonephritis are:
A) bacteria. B) WBCs. C) WBC casts. D) RBCs.