Carbon monoxide is a dangerous gas because it binds to the same receptor sites on hemoglobin as ________.
Fill in the blank(s) with the appropriate word(s).
oxygen
Carbon monoxide binds with hemoglobin more readily than oxygen, so oxygen cannot be transported through the body. This results in carbon monoxide poisoning.
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In a healthy young male, what would the sum of IRV + ERV + VT equal in mL?
A. 3600 mL B. 6000 mL C. 4800 mL D. 2400 mL
During delivery, amniotic fluid and fetal debris can enter the central circulation via tears in the uterine walls or endocervical veins, known as ____.
A. acrocyanosis B. uterine hemorrhage C. amniotic fluid embolism D. hyperbilirubinemia
A multiple-casualty incident is MOST accurately defined as an event in which:
A) mutual aid from other agencies is required to care for numerous patients. B) there are at least 25 patients, more than half of whom are critically injured. C) the number of patients exceeds the resources available to the initial responders. D) there are more patients who require advanced life support than patients who do not.
Following blunt trauma to the chest, an 18-year-old female presents with respiratory distress, reduced tidal volume, and cyanosis. Her blood pressure is 80/50 mm Hg and her pulse is 130 beats/min and thready. You should:
A. apply 100% oxygen and immediately transport. B. place her supine and elevate her lower extremities. C. perform a rapid head-to-toe physical assessment. D. provide some form of positive-pressure ventilation.