Q. The instrument used to examine a person's digestive tract is called ___.
A) Microscope
B) Oscilloscope
C) Radiograph
D) Endoscope
✔ Correct Answer: Endoscope
Exam Insight
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A) Microscope
B) Oscilloscope
C) Radiograph
D) Endoscope
✔ Correct Answer: Endoscope
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