Which of the following is NOT a typical warning sign of stress?
A. Isolation
B. Increased appetite
C. Inability to concentrate
D. Irritability toward coworkers
Answer: B. Increased appetite
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Perfusion is best described as:
A) Availability of oxygen in the lungs for movement into the blood B) An adequate number of white blood cells to carry oxygen to the cells C) Delivery of essential products and nutrients to the cell for its use D) Exchange of oxygen and carbon dioxide between the lungs and blood
A young patient is experiencing epiglottitis. He is working hard to breathe, has stridorous respirations, and is extremely hypoxic. His skin is cyanotic and his pulse is rapid but strong. What is the most likely cause (not result) of the poor delivery of oxygen to the cells?
A) Partial occlusion of the airway B) Impaired transfer of O2 between the lungs and blood C) Poor function of the heart as a pump D) Elevation of the heart rate