Electrodes placed on the mother's abdomen can pick up the electrical activity of
A) the maternal heart only
B) fetal blood vessels
C) both the maternal and fetal heart
D) the fetal heart only
C
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What vascular anatomic alteration could occur as a consequence of hypoxia in a patient with RDS?
a. Closure of the ductus arteriosus b. Transient pulmonary hypertension c. Increased flow through the ductus venosus d. Airway mucosal edema
A patient with a 10-year history of chronic bronchitis and an acute viral pneumonia exhibits the following blood gas results breathing room air: pH = 7.22; PCO2 = 67; HCO3– = 26; PO2 = 60. Which of the following best describes this patient's condition?
a. Chronic hypoxemic respiratory failure b. Acute hypercapnic respiratory failure c. Chronic hypercapnic respiratory failure d. Acute hypoxemic respiratory failure