In Using This Microscope, the Observer Does NOT Look Directly

question 52

Multiple Choice

In using this microscope, the observer does NOT look directly at an image through a lens.

• A) phase- contrast microscope
• B) fluorescence microscope
• C) compound light microscope
• D) darkfield microscope
• E) electron microscope

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Definitions:

Pertussis

Also known as whooping cough, a highly contagious bacterial disease causing severe coughing fits and difficulty breathing.

Upper Frequencies

The higher range of frequencies or pitches, often associated with sounds or signals.

Lower Frequencies

Refers to the part of the spectrum that includes waves with relatively long wavelengths and, correspondingly, lower energy levels.

Sudden

Occurring or done quickly and unexpectedly or without warning.