Which of the following volume expanders should only be used in extreme cases of documented fetal anemia?
A) O Rh-negative packed red blood cells
B) waterC) Ringer's lactate
D) normal saline
A
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A payer number identifies the ________ in the processing of insurance claims
A) policyholder B) physician C) insurance company D) patient
Osmolarity is a measure of the osmotic pressure exerted by a solution across a semipermeable membrane
Indicate whether the statement is true or false
A patient complaining of shortness of breath and dizziness has called 911. Her history includes chronic obstructive pulmonary disease (COPD). When assessing the patient, which of these findings would cause you to immediately prepare the patient for transport?
A) SpO2 of 94% despite supplemental oxygen B) Wheezing noted in the bases of both lungs C) Heart rate of 84 beats/min D) Pulsating mass in the abdomen
The pathologic mechanism for a too fast heart rate is thought to be due to a ____.
A. depolarization B. macrocircuit C. sinoatrial node re-entry D. re-entry phenomena