A Clinical Laboratory Scientist Is Working in a Microbiology Laboratory

question 33

Multiple Choice

A clinical laboratory scientist is working in a microbiology laboratory where she receives a viral culture.Should she make a smear so that she can look at the virus under the light microscope?

• A) No, viruses cannot be seen under an ordinary light microscope.
• B) Yes, viruses can be seen under an ordinary light microscope.
• C) Yes, viruses can be seen under a phase-contrast microscope.
• D) No, viruses cannot be seen under a phase-contrast microscope.

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Definitions:

Digestive System

A complex system that breaks down food into absorbable units using digestive tract organs and glands, providing energy and nutrients to the body.

Absorption

The process by which substances are taken up into or across tissues, such as nutrients being absorbed by the gastrointestinal tract into the bloodstream.

Respiration

The biological process involving the exchange of gases between an organism and its environment, including inhaling oxygen and exhaling carbon dioxide.

Digestion

The complex process by which food is broken down by the body's digestive system into substances that can be absorbed and utilized for energy, growth, and cell repair.