A person will start to have serious problems in an atmosphere of less than ____ percent oxygen.

In most states; the EMT-Basic is required to report which of the following occurrences?

A. Animal bite B. drug overdose C. Injury to a minor D. Motor vehicle crash

____ blast injuries, or fragmentation injuries, are caused as the patient is struck by debris propelled by the blast wind, causing lacerations, penetrating wounds, and fractures.

A. Primary B. Secondary C. Tertiary D. Quaternary