A client with bacterial gastroenteritis asks the nurse about the mechanism of action of the causative bacteria. What response by the nurse is correct?
"The bacteria release toxins that directly damage the gastrointestinal lining."
"The bacteria invade and destroy the cells lining the small intestine."
"The bacteria induce an immune response leading to inflammation."
"The bacteria disrupt the balance of normal gut flora."
The Correct Answer is A
A) Correct. Many bacteria that cause gastroenteritis release toxins that directly damage the gastrointestinal lining.
B) Incorrect. While invasion of cells can occur with certain bacteria, it is not the primary mechanism of action for all bacterial gastroenteritis.
C) Incorrect. While inflammation is a common response to bacterial infection, it may not be the primary mechanism of all cases of bacterial gastroenteritis.
D) Incorrect. Disruption of normal gut flora is more commonly associated with certain types of antibiotics rather than the direct mechanism of bacteria causing gastroenteritis.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A) Correct. Severe viral gastroenteritis can lead to malnutrition due to the inability to absorb nutrients properly during the acute phase.
B) Incorrect. Hypernatremia, or high sodium levels, is not a common complication of gastroenteritis.
C) Incorrect. Hypotension, or low blood pressure, may occur in severe cases, but it is not a typical complication during recovery.
D) Incorrect. Urinary retention is not a typical complication of gastroenteritis.
Correct Answer is B
Explanation
A) Incorrect. Reintroducing regular foods should be done cautiously and not solely based on the client's desire.
B) Correct. It is important to wait until diarrhea has completely stopped to ensure the client's digestive system has had time to recover.
C) Incorrect. While it is important for symptoms like nausea and abdominal pain to have resolved, focusing on the cessation of diarrhea is particularly crucial.
D) Incorrect. Reintroducing regular foods should be done cautiously and not solely based on the client's tolerance.
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