A patient has a chronic respiratory disorder and vasoconstriction of her pulmonary vascular system. What is the chief control over this vasoconstriction?
a. Low PAO2
b. Low PaO2
c. High PaCO2
d. High pH
A
A low PAO2 (pressure of alveolar oxygen) is primarily responsible for pulmonary vasoconstriction. Arterial oxygen and carbon dioxide values and pH are not causes.
Health Professions
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A) Complete general assessment B) Computerized galvanic activity C) Contact guard assist D) Continue gait assistance
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A patient is thought to be experiencing sporadic ST segment abnormalities. Which type of monitoring device would be most appropriate for this patient?
A) Event monitor B) Ergometer C) Holter monitor D) SAEKG
Health Professions