A pediatrician is teaching a group of medical students about some of the particularities of heart failure in children as compared with older adults. Which of the physician's following statements best captures an aspect of these differences?
A)
You'll find that in pediatric patients, pulmonary edema is more often interstitial rather than alveolar, so you often won't hear crackles.
B)
Because of their higher relative blood volume, jugular venous distention is a better assessment technique for suspected heart failure in young patients.
C)
Signs and symptoms in children may sometimes mimic those of shock, with a low blood pressure and high heart rate.
D)
Fever is a sign of heart failure in children that you are unlikely to see in older adults.
Question 2
Which of the following situations is most likely to result in an increased binding affinity of hemoglobin for oxygen?
A)
A client is in respiratory acidosis, with a low pH.
B)
Three of four binding sites on a client's hemoglobin molecule are occupied by oxygen.
C)
A client's body temperature is elevated as a result of an infectious process.
D)
An increase in 2,3-diphosphoglycerate enhances the loading of oxygen.
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