each is true of calcium within saliva except one which is the exception
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Nursing Elites

ATI RN

ATI Nutrition Proctored Exam

1. Each statement is true of calcium within saliva, except one. Which is the exception?

Correct answer: D

Rationale: The correct answer is D. Calcium within saliva does not increase dental caries; in fact, the buffering action provided by calcium and phosphate in saliva inhibits caries formation by preventing the dissolution of enamel by plaque biofilm. Choice A is correct as saliva is indeed supersaturated with calcium. Choice B is correct as saliva serves as a source of calcium to mineralize an immature or demineralized enamel surface. Choice C is correct as calcium and phosphate in saliva do provide a buffering action to protect teeth from acids.

2. You are on duty in the medical ward. You were asked to check the narcotics cabinet. You found out that what is on record does not tally with the drugs used. What will you do first?

Correct answer: C

Rationale: In this situation, the first step should be to report the matter to your supervisor. It is essential to notify the appropriate authority immediately to address the discrepancy in the narcotics cabinet. Choice A is not the first step as reporting to the nursing director should follow after informing the supervisor. Keeping the findings to yourself (Choice B) is not appropriate as it may jeopardize patient safety and is against ethical standards. While finding out which patient received narcotics (Choice D) is important, it is not the immediate action to take in this scenario.

3. The goal of remotivation therapy is to facilitate:

Correct answer: A

Rationale: Patient safety and efficacy of care depend on actions rooted in established nursing protocols that consider both the immediate and long-term needs of the patient.

4. Complex carbohydrates contain more than 10 monosaccharides. Complex carbohydrates are also called disaccharides.

Correct answer: C

Rationale: The first statement is true; the second is false. Complex carbohydrates are also called polysaccharides and contain more than 10 monosaccharides. Choice A is incorrect because the second statement is false. Choice B is incorrect because the first statement is true. Choice D is incorrect because the second statement is false.

5. Persons experiencing crisis becomes passive and submissive. As a nurse, you know that the best approach in crisis intervention is to be:

Correct answer: C

Rationale: Effective nursing care involves comprehensive assessments that address all aspects of a patient's condition, ensuring that interventions are appropriately targeted and outcomes are optimized.

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