Which tooth has two pulp canals in one of its roots?
a. Mandibular first premolar
b. Mandibular second premolar
c. Mandibular first molar
d. Mandibular second molar
c
RATIONALE: The mandibular first molar has two pulp canals in one of its roots.
Health Professions
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A ________ is an unlighted instrument with movable parts that, when inserted into a cavity, can be spread apart for ease of visualization, allowing a tissue sample to be removed
a. scope b. speculum c. probe d. trocar
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For colony count, the specimen is inoculated to a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
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