A Scientist Wants to Magnify a Pollen Grain 8,000 Times

question 27

Multiple Choice

A scientist wants to magnify a pollen grain 8,000 times and examine the ridges and pores on its surface.Which one of the following instruments would be best?

• A)a fluorescence confocal microscope
• B)a transmission electron microscope
• C)an inverted light microscope
• D)a scanning electron microscope

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Definitions:

Peripheral IV Line

A medical device inserted into a peripheral vein, typically in the hand or arm, to administer medications, fluids, or nutrients directly into the bloodstream.

Red Streak

A term often referring to the visual sign of inflammation or infection, such as lymphangitis, where a red line appears on the skin extending from a source of infection.

Lower Respiratory Infection

An infection affecting the airways and lungs, such as bronchitis or pneumonia, leading to symptoms like coughing and difficulty breathing.

High Fowler's Position

A patient's position where the backrest is raised to 60-90 degrees, aiding in respiratory function and used during feeding and certain medical procedures.