A Bacterium Has the Following Characteristics

question 33

Multiple Choice

A bacterium has the following characteristics:
∙ It adheres to the human intestinal lining using a feature that protects it from phagocytes, bacteriophages, and dehydration
∙ It can survive being boiled
∙ It contains no plasmids and relatively little peptidoglycan
Which of the following statements best describe the cell wall of this bacterium?

• A) Its innermost layer is composed of a phospholipid bilayer.
• B) After it has been subjected to Gram staining, the cell should remain purple.
• C) It has an outer membrane of lipopolysaccharide.
• D) It is mostly composed of a complex, cross-linked polysaccharide.

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Definitions:

Intravenous Pyelography

A radiographic procedure used to visualize the kidneys, ureters, and bladder, using a contrast medium injected into a vein.

Excretory Urography

A diagnostic imaging test that examines the kidneys, ureters, and bladder using a contrast medium to evaluate the urinary system's structure and function.

KUB

A radiographic examination (X-ray) of the kidneys, ureters, and bladder.

Contrast Media

Substances used in medical imaging to improve the visibility of internal bodily structures in radiographic procedures.