Unlike most classes of cerebrovascular accidents (CVAs), headache, nausea, and vomiting are usually NOT present with a cerebral ____.
A. embolism
B. infarction
C. hemorrhage
D. thrombosis
Answer: B
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Respiratory and cardiac arrest may be caused by:
A) an occluded airway. B) poisoning. C) traumatic head injury. D) all of the above
A ________ test analyzes a specimen for the presence of a substance and the amount of the substance present
a. qualitative b. quantitative c. questionable d. problematic
A patient arrives in the emergency department following a motor vehicle accident in which the patient sustained a deceleration chest injury
The patient was intubated in the field for airway protection. Physical assessment reveals that the patient is spontaneously breathing at a rate of 16 breaths/min, and breath sounds reveal bibasilar fine crackles at end inspiration. A second arterial blood gas was drawn while the patient was re-ceiving 100% oxygen from an air entrainment large volume nebulizer. Parameter 9:35 PM 10:10 PM pH 7.53 7.50 PaCO2 (mm Hg) 27 30 PaO2 (mm Hg) 48 56 SaO2 (%) 90 91 HCO3 (mEq/L) 24 24 Supplemental oxygen Room air 100% Bland aerosol The most appropriate recommendation for this patient is which of the following? a. Continuous positive airway pressure (CPAP) with supplemental oxygen b. Pressure-controlled inverse ratio ventila-tion (PCIRV) with positive end-expiratory pressure (PEEP) and sedation c. Volume-controlled continuous mandatory ventilation (VC-CMV) d. Airway pressure release ventilation (APRV)
A break in two chromosomes with each piece uniting with different chromosomes is called:
a. Deletion b. Duplication c. Insertion d. Translocation