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A 28-Year-Old Man Is Brought to the Emergency Department Due

question 351

Multiple Choice

A 28-year-old man is brought to the emergency department due to a construction site accident in which a heavy concrete slab fell on his legs. The patient was trapped from the waist down for about 15 minutes until other workers were able to rescue him. He sustained no injury to the head or upper torso and did not lose consciousness. The patient has no significant medical history and takes no medications. He drinks 1 or 2 beers daily but does not use tobacco or illicit drugs. Blood pressure is 140/90 mm Hg, and pulse is 110/min. Bilateral breath sounds are equal and normal. Heart sounds are not muffled. The abdomen is soft and nontender. There are obvious deformities, abrasions, and lacerations on both lower limbs. Radiographs reveal multiple bilateral lower extremity fractures. After the patient is cleared of other major trauma, he is taken for surgical stabilization and fixation of the lower extremity fractures. Succinylcholine is considered for rapid-sequence intubation. With the use of succinylcholine, this patient is at greatest risk for which of the following?

Definitions:

Present Value

The contemporary financial worth of a future sum or ongoing cash flows, evaluated at a designated rate of return.

Compounded Annually

A method of calculating interest where the interest earned each year is added to the principal, and the interest for the next year is calculated on the total amount.

Unamortized Discount

The portion of a bond discount that has not yet been charged to expense because the bond has not reached its maturity.

Times Interest Earned Ratio

A financial ratio that measures a company's ability to meet its debt obligations by comparing its income before interest and taxes (EBIT) to its interest expenses.