The axoplasm of a nerve at rest:
A) Is electrically positive at +70 mV.
B) Is electrically negative compared to the extracellular environment.
C) Contains more sodium ions than the extracellular environment.
D) Contains less calcium ions than the extracellular environment.
B
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You have been dispatched to a pool party for a 19-year-old male with shoulder pain. He states that he dove off the diving board and hit the bottom of the pool with his right shoulder and back. Although there is alcohol at the party, he has not been drinking. He is alert and oriented and has obvious redness and abrasions to his right shoulder, neck, and back. He denies pain or discomfort to any
other part of the body. Your next action would be to: A) measure and apply a cervical collar. B) establish manual in-line spinal stabilization. C) provide supplemental oxygen. D) perform the secondary assessment.
During the attempted resuscitation of an infant with suspected SIDS:
A. discourage the family from observing. B. allow the family to observe if they wish. C. a law enforcement officer must be present. D. give detailed updates to the infant's parents.