Question Detail

MIC 121 Introduction what are microbes Objective Question

Question

Which type of light microscope is specifically mentioned for observing live spirochetes that cause syphilis, where a light object is seen on a dark background?
Options
A Compound microscope
B Phase-contrast microscope
C Dark-field microscope
Correct Answer
D Electron microscope
Correct Answer

Option C is the correct answer.

Detailed Explanation

Page 9, point 2 describes the "dark-field microscope" as being "used to observe live spirochetes... A light object is seen on a dark background."

Hint

The description mentions a 'dark background' for viewing the specimen.

Question Info