Certified Surgical Technologist (CST) Practice Exam

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Study for the Certified Surgical Technologist Exam. Prepare with multiple choice questions, hints, and explanations. Enhance your understanding and boost your confidence for acing the exam!

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Which bacteria could be found in a penetrating wound caused by a rusty nail?

Treponema pallidum
Bacillus anthracis
Clostridium tetani
Helicobacter pylori

The correct answer is: Clostridium tetani

Clostridium tetani is the correct choice because it is known to be associated with wounds that are caused by punctures, such as those from rusty nails. These types of injuries can introduce the bacteria into deep tissues where anaerobic conditions may be present, allowing the bacteria to thrive and produce toxins that cause the disease tetanus. The other bacteria in the options typically do not associate with penetrating wounds from rusty nails. Treponema pallidum is primarily known for causing syphilis and is transmitted through sexual contact. Bacillus anthracis is the bacterium that causes anthrax, usually through spores found in contaminated animal products or soil rather than through puncture wounds. Helicobacter pylori is associated with gastrointestinal issues and is predominantly found in the stomach, not linked to penetrating wounds. Hence, Clostridium tetani stands out as the significant concern in this scenario.