For which patient would a capillary refill time of 3 seconds be most indicative of poor perfusion?
A) 4-year-old male
B) 24-year-old female
C) 67-year-old female
D) 81-year-old male
A
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At birth, the lungs are ________, but as adulthood approaches, the lungs turn a dark slate gray
a. bluish b. reddish c. pinkish d. greenish
A male patient is confused and combative for no apparent reason. There are no life threats to his airway, breathing, or circulation, and his vital signs are pulse, 88; respirations, 16 breaths/min and adequate; blood pressure, 144/68 mmHg; and SpO2, 93% on room air. When addressing the patient's oxygenation status, which of these treatments would be appropriate?
A) Oxygen at 6 lpm via nasal cannula B) Oxygen at 15 lpm via a nonrebreather mask C) Positive pressure ventilation with room air D) Oxygen at 2 lpm via nasal cannula
Mr. Thompson is a cardiology patient who says he has had episodes of his heart "racing" unexpectedly, even when he is sitting down and even a few times while he was sleeping. The cardiologist has performed a stress test and found no abnormalities. Which of the following tests would you expect the cardiologist to order next?
A. Chest X-ray B. Holter monitor C. Cardiac catheterization D. Angiography E. CABG
Which of the following refers to the study of the effects of ionizing radiation on living tissue??
A) radiation biology B) oncology C) radiation chemistry D) ionization