Mr. Jackson has periods of sudden, unexpected syncope. What kind of Holter monitoring system would be best?
A) Either an arrhythmia-activated event monitor with a memory loop recorder or a continuous recorder
B) Continuous recorder
C) Patient-activated event monitor
D) Any type of system would be adequate.
A
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Pralidoxime is useful in treating nerve agent exposure because it:
a. Antagonizes the bradycardia associated with nerve agent exposure b. Causes sympathetic stimulation that counteracts the excessive parasympathetic stimulation c. Pralidoxime is contraindicated in situations where a patient has been exposed to a nerve agent d. Frees the bound acetylcholinesterase so that it can then remove the acetylcholine from receptor sites in the synapse
When the driver's chest strikes the steering wheel during a motor vehicle collision, what produces the next injury?
A) The air bag deploys a second time. B) The steering column shears off, causing penetrating trauma. C) Unsecured objects in the vehicle become projectiles. D) The heart continues its forward motion until it strikes the chest wall.
120 is 48% of what?
What will be an ideal response?
Capillary puncture is being increasingly used for which of the following reasons?
A. Instruments have been developed that require only a drop or two of blood. B. It is easy to perform for POCT. C. The earlobe is an accessible puncture site. D. Only (a) and (b) are true. E. All are true (a-c).