Thanks to the ________ of anesthesia drugs, the pathway between the central and peripheral nervous systems is blocked so the patient cannot feel pain
a. pharmacodynamics
b. site of action
c. mechanism of action
d. antagonism
c.mechanism of action
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Which of the following statements describes how you initially fill the drip chamber after you have attached the administration set to the IV fluid bag?
a. Open the sliding clamp lock and let the drip chamber fill passively. b. Close the sliding clamp lock, and then squeeze the bag to force fluid into the drip chamber. c. Open the sliding clamp lock and keep it positioned higher than the IV fluid bag. d. Close the sliding clamp lock, and then squeeze and release the drip chamber until it is half full.
During the process of setting up gypsum, heat is given off, causing a(n) ____________
a. calcining process b. transformation process c. either a or b d. exothermic reaction
Adequate perfusion depends most? upon
A) the presence of oxygen in the blood.
B) adequate production of carbon dioxide.
C) adequate blood pressure.
D) intact pump, intact container and fluid.
When an electrical impulse reaches the AV node, it is slowed for a brief period of time so that:
A. blood can pass from the atria to the ventricles. B. blood returning from the body can fill the atria. C. the impulse can spread through the Purkinje fibers. D. the SA node can reset and generate another impulse.