Patients with Stage ____ CKD have very little GFR left (< 15 mL/min/1.73m2), treating complications becomes increasingly difficult, and dialysis is usually started.

The FIRST rule of safe lifting is to:

A. always lift with your palms facing down. B. spread your legs approximately 20? apart. C. keep your back in a straight, vertical position. D. keep your back in a slightly curved position.

High-performance EMS systems typically use a fractile response time standard, in which:

A) a significant fraction of all responses must be achieved within an established time. B) the ambulance must arrive at the scene within 8 minutes in 50% of all dispatches. C) turnaround time for the entire call should be no more than 1 hour in 90% of all calls. D) medics must be in the ambulance and en route within 2 minutes of being dispatched.