Correct Answer: C

Rationale: In medical terminology, 'CBR' stands for Complete Bed Rest. This term indicates the necessity for a patient to remain in bed without engaging in any physical activities beyond what is essential for daily living, to aid in the recovery process or to prevent further health complications.

Correct Answer: A

Rationale: The most accurate method for assessing temperature in an alert client is the oral method. It provides a more reliable reflection of the body's core temperature compared to axillary or radial methods. In cases of dehydration, it is important to get an accurate temperature reading to monitor the client's condition closely.

Correct Answer: A

Rationale: The correct answer is the lens. The lens is a transparent structure in the eye that helps to focus light onto the retina, which is essential for clear vision. The cornea and sclera are also important parts of the eye, but the lens specifically plays a crucial role in focusing light onto the retina.

Correct Answer: A

Rationale: The correct position for administering a cleansing enema is the Sims left lateral position. This position is preferred as it helps to facilitate the procedure by allowing gravity to assist in the flow of the enema solution. The individual lies on their left side with the right knee flexed towards the chest, which helps to promote retention of the enema solution and its distribution throughout the colon.

Correct Answer: A

Rationale: In this scenario, the nurse is performing the assessment phase of the nursing process. Assessment involves collecting data, which includes obtaining vital signs, to identify the client's health status and needs. This step is crucial for the nurse to gather information that will guide further decision-making in the nursing process.