On an ECG tracing, positive impulses are seen as:
A) downward deflections.
B) upward deflections.
C) ST segment.
D) J point.
B
Health Professions
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A car has rolled several times and is on its roof. Closer inspection reveals the unrestrained driver lying in her back with the back portion of the roof collapsed. At this time, what instruction should you give first?
A) "Let's forcibly remove the back door." B) "We need to take the weight off of the posts." C) "Let's open the doors and use them for support." D) "We need to climb in to assess the patient."
Health Professions
Blood platelets are essential for ________.
A. carrying oxygen B. clotting C. maintaining blood volume D. maintaining blood pressure E. reducing inflammation
Health Professions