When using a straight blade (Miller blade) to intubate an adult patient, the tip of the blade should be placed
(A) directly on or under the epiglottis.
(B) above the epiglottis.
(C) in the vallecula.
(D) past the epiglottis at the vocal cords.
Answer: (A) directly on or under the epiglottis.
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When assessing a 3-year-old who is in respiratory distress, which assessment finding would be most concerning?
A) Retraction of the muscles between the ribs B) Abdominal rise and fall during breathing C) Retractions observed above the clavicles D) Respiratory rate of 28 breaths per minute
Who was the first to discover a type of second-degree heart block?
A. Willem Einthoven B. Dr. Woldemar Mobitz C. Sir Thomas Lewis D. Dr. Karel Frederik Wenckebach
The middle portion of the kidneys is the
A. renal pelvis. B. renal cortex. C. renal medulla. D. renal column.
Which of the following has been identified as the leading cause for hospitalization or extending the length of stay?
A. acute accidents B. pregnancy and delivery C. heart attacks D. chronic alcoholism