While removing a hot radiator cap, a young man sustained partial-thickness burns to the anterior chest and both anterior arms. Based on the Rule of Nines, what percentage of his body surface area (BSA) has been burned?
A. 18%
B. 27%
C. 36%
D. 45%
Answer: A. 18%
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Which of the following modes of ventilatory support would result in the highest mean airway pressure?
a. Volume-controlled intermittent mandatory ventilation b. (Volume-controlled intermittent manda-tory ventilation) + pressure-supported ventilation c. Pressure-controlled intermittent mandato-ry ventilation d. Volume-controlled continuous mandatory ventilation
Which of the following laboratory tests are commonly performed on bronchoalveolar lavage?
A) Lymphocyte cell typing B) Fluid cell counts and differential C) Total erythrocyte count and an estimated sedimentation rate D) Arterial blood pH, pCO2, and pO2
The face sheet of a patient record contains demographic, financial, and clinical data. State whether each data element listed below is demographic, financial, or clinical
Name of guarantor Type of admission Patient account number Appendicitis Name of attending physician Appendectomy Marital status
Which of the following is the opening in the center of the iris that permits light to enter and continue on to the lens and retina?
A. Rod B. Iris C. Pupil D. Retina