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You are the nurse in a busy emergency department with four newly arrived patients. Which patient should you assess first?

Four patients arrive in the emergency department after being involved in a motor-vehicle accident. Identify the order in which they should be assessed by using the number for each patient. (for example; 1,2,3,4) 1.   A 22-year-old with fractures of the face and jaw after his head hit the steering wheel. 2.   A 30-year-old with a misaligned right upper arm and weak right radial pulse compared to the left pulse. 3.   A 45-year-old with lap seatbelt bruises complaining of 3/10 abdominal pain and “bad” heartburn  . 4.   A 72-year-old with seatbelt shoulder strap bruising on the chest and discomfort with breaths at a level of 4/10.  

unit for electric charge

The number of cycles a wave completes in an amount of time. 

Centrifugal Force. 

In space no-one can hear you scream.    Why not? 

A device that measures the presence of radiation and clicks a lot. 

A weak link intentionally placed into an electric circuit. 

This type of motion involves an object moving back and forth repeatedly. 

This says that acceleration is proportional to the net force acting on an object, and that the constant of proportionality is the mass of the object.    ie:    F = ma