The nurse is caring for a client with a total calcium level of 7.0 mg/dL. To assess for Chvostek's sign, the nurse would:

strain all of the client's urine.

inflate a blood pressure cuff 20 mmHg above systolic measurement.

lightly percuss the client's cheek.

obtain a baseline height and weight.

Answer and Explanation

The Correct Answer is C

C. Chvostek's sign is assessed by tapping or lightly percussing the facial nerve (facial muscles) at the angle of the jaw, just in front of the earlobe. A positive Chvostek's sign is indicated by facial twitching, especially around the mouth, nose, and eye, in response to this percussion. It indicates neuromuscular irritability due to low calcium levels.

A. Straining urine is typically done to collect urine for analysis or to detect urinary stones. It does not relate to the assessment of neuromuscular irritability, which is what Chvostek's sign evaluates.

B. This option does not pertain to assessing Chvostek's sign either. Inflating a blood pressure cuff above systolic measurement is a technique used to assess for Trousseau's sign, which is another clinical indicator of hypocalcemia but involves different physiological mechanisms than Chvostek's sign.

D. This option is unrelated to assessing Chvostek's sign or hypocalcemia. Baseline height and weight are typically obtained for nutritional assessment, growth monitoring, or as part of a general health assessment. They do not help in evaluating neuromuscular irritability associated with calcium levels.

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Correct Answer is C

Explanation

C. A comprehensive approach ensures that all aspects of patient care, safety, and organizational processes are thoroughly reviewed and addressed according to TJC standards. This includes comprehensive assessments of patient needs, care plans, and quality improvement initiatives.

A. This term typically refers to the process of capturing images or videos at intervals over time. In the context of healthcare and TJC requirements, "time-lapsed" is not a standard term used by TJC.

B An emergency situation refers to a sudden and often critical medical situation requiring immediate attention and intervention. While TJC does have standards related to emergency preparedness and response in healthcare facilities, "emergency" is not specifically a type of TJC requirement in the context provided.

D. A focused approach refers to concentrating on specific areas or issues within healthcare organizations to address particular concerns or improvements. However, this is not specific about TJC.

A. Drugs with a short half-life have a greater risk for toxicity B. Half-life is not affected by renal or hepatic function C. if a medication has a long half-life. dosage times can be longer intervals & the drug remains effective D. Half of the effective portion of the drug is metabolized by the liver

Correct Answer is C

Explanation

C. The half-life of a drug refers to the time it takes for the concentration of the drug in the bloodstream to be reduced by half. If a medication has a long half-life, it means that it stays in the body for a longer period before being eliminated. This allows for less frequent dosing intervals while still maintaining therapeutic effectiveness.

A. Drugs with a short half-life are typically cleared from the body more quickly. While they may require more frequent dosing to maintain therapeutic levels, they do not necessarily have a greater risk for toxicity compared to drugs with longer half-lives. In fact, drugs with longer half-lives can accumulate in the body over time, potentially increasing the risk of toxicity.

B. The half-life of a drug can be significantly influenced by renal (kidney) and hepatic (liver) function. Impaired renal or hepatic function can prolong the half-life of a drug, leading to slower elimination and potentially increased risk of adverse effects.

D. This statement describes the concept of drug metabolism rather than the half-life. Drug metabolism refers to the biochemical alteration of drugs by enzymes, often occurring in the liver. The half-life, on the other hand, specifically relates to the elimination of the drug from the body.

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The nurse is caring for a client with a total calcium level of 7.0 mg/dL. To assess for Chvostek's sign, the nurse would:

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Joint Commission (TJC) requires that a(n)

Correct Answer is C

Explanation

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Correct Answer is C

Explanation

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