Correct Answer: B

Rationale: The major benefit of electronic health records (EHRs) is better coordination of care. EHRs allow healthcare providers to access and share patient information more efficiently, leading to improved coordination and continuity of care. Choice A, increased paperwork, is incorrect as EHRs aim to reduce paperwork by digitizing and centralizing health records. Choice C, higher risk of data breaches, is incorrect as EHRs have security measures in place to protect patient data. Choice D, more manual data entry, is incorrect as EHRs aim to automate and streamline data entry processes.

Correct Answer: A

Rationale: The correct answer is to reinforce dietary teaching with a client who has heart disease. This task falls within the LPN's scope of practice as they can provide education and support related to nutrition. Obtaining a urine specimen (Choice B) is typically performed by nursing assistants. Providing postmortem care (Choice C) is a sensitive task usually performed by registered nurses. Accompanying a client to physical therapy (Choice D) is often done by nursing assistants or other supportive staff.

Correct Answer: C

Rationale: Evidence-based practice involves integrating clinical expertise with the best available evidence to make informed decisions about patient care. Choice A is incorrect as evidence-based practice relies on current and relevant research. Choice B is incorrect as it emphasizes the importance of not relying solely on personal experience. Choice D is incorrect as patient preferences play a significant role in evidence-based practice.

Correct Answer: D

Rationale: Tetralogy of Fallot is characterized by a combination of four heart defects: a sub-aortic septal defect, an overriding aorta, right ventricular hypertrophy, and right ventricular outflow obstruction. This leads to mixing of oxygen-poor and oxygen-rich blood, resulting in cyanosis. Therefore, the correct answer is D. Choices A, B, and C are incorrect because they do not accurately describe the specific combination of anatomic malformations seen in Tetralogy of Fallot.

Correct Answer: B

Rationale: Orchiditis can be symptomatically treated with ice to reduce inflammation. Choice A is incorrect because orchiditis is not typically caused by streptococcus. Choice C is incorrect as heat is not the recommended treatment for orchiditis. Choice D is also incorrect as surgery is not the first-line treatment for orchiditis.