Focused Assessment with Sonography in Trauma (FAST)may Assist with Diagnosis

question 5

Multiple Choice

Focused assessment with sonography in trauma (FAST) may assist with diagnosis in difficult situations.What group of scans is performed and what do they identify?

• A) A chest,pelvic,and four abdominal scans;collections of fluid and free air
• B) A chest,abdominal,and cervical spine scans;hemorrhage
• C) A full body scan;midline shifts
• D) A full body CT,MRI,and PET scans;life-threatening and secondary injuries

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Definitions:

Conditional Probability

The probability of an event given that another event already occurred. The conditional probability of A given B is P(A ∣ B) = P(A ∩ B)/P(B).

P(B | A)

The probability of event B occurring given that event A has already occurred, a concept in conditional probability.

P(A ∪ B)

The probability of the occurrence of at least one of two events, A or B, including the case where both events occur simultaneously.

Union Of Events

The set of outcomes that belong to either one or both of two or more events in probability theory.