The primary cause of land subsidence in the U.S. is the:
A) removal of rock in quarries.
B) excavation of land to pour building foundations.
C) removal of large amounts of underground water.
D) clearing of land for urban development.
C
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Which of the following statements is TRUE of prehospital newborn care?
A) It is impossible to anticipate which deliveries may result in the need for newborn resuscitation. B) Newborns weighing over 2,500 grams are at higher risk of respiratory compromise. C) Sixty percent of newborns delivered outside a hospital require some form of resuscitation. D) Low-birth-weight babies are much more likely to require immediate assistance after delivery.
Which sign or symptom would be most helpful in determining that a patient had a syncopal episode rather than a seizure?
A) The extremities twitched, but only for a few moments B) There was no period of confusion after the event C) The patient never had a seizure before D) The patient complained of headache before the event
The organism that plays a key role in the maintenance of the normal vaginal flora of reproductive females is:
A) Lactobacillus spp. B) Gardnerella vaginalis. C) yeast. D) a member of the Enterobacteriaceae.
Which statement correctly describes the adrenergic actions of levonordefrin?
A) 50% alpha, 50% beta B) 75% alpha, 25% beta C) 25% beta, 75% alpha D) 90% alpha, 10% beta