variety of outer diameters described by gauge numbers. Smaller gauge numbers indicate larger outer diameters. Inner diameter depends on both gauge and wall thickness. ... Thin-wall needles have identical outer diameters but larger inner diameters for a given gauge. Hope I helped
It will allow her to see her blood pressure and know right away if she needs to see her doctor, while a nurse hotline cannot perform blood pressure over the phone and she is not qualified to write her own prescriptions
