The tooth that appears to have four equally sized cusps is the
a. Mandibular first premolar
b. Mandibular second premolar
c. Mandibular first molar
d. Mandibular second molar
d
RATIONALE: The mandibular second molar appears to have four equally sized cusps.
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Which of the following is the most appropriate test to differentiate hemoglobin S trait from hemoglobin S disease?
a. Quantitation of hemoglobin A2 b. Hemoglobin electrophoresis c. Acid elution for hemoglobin F d. Solubility for hemoglobin S
A 39-year-old man in asystole has been unresponsive to high-quality CPR and two doses of epinephrine. The patient is intubated and an IO catheter is in place. You should focus on:
A) establishing a peripheral IV line B) providing mild hyperventilation. C) searching for reversible causes. D) transcutaneous cardiac pacing