A physician orders Lithium 1.2 grams/day in three divided doses PO for a client with bipolar disorder. The medication is supplied as 300 mg/5 mL. How much will the nurse administer per dose?

(Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)

Answer and Explanation

The Correct Answer is ["6.7"]

Step 1: Convert the total daily dose from grams to milligrams. 1.2 grams × 1000 = 1200 milligrams Result: 1200 milligrams

Step 2: Divide the total daily dose by the number of doses per day to find the dose per administration. 1200 milligrams ÷ 3 = 400 milligrams per dose Result: 400 milligrams per dose

Step 3: Determine how many milliliters are needed for each dose. The medication is supplied as 300 mg/5 mL. 400 milligrams ÷ 300 milligrams = (400 ÷ 300) = 1.3333 Result: 1.3333

Step 4: Multiply the result by the volume (5 mL) to find the volume needed per dose. 1.3333 × 5 mL = 6.6665 mL Result: 6.6665 mL

Step 5: Round the result to the nearest tenth. 6.6665 mL rounded to the nearest tenth = 6.7 mL Result: 6.7 mL

The nurse will administer 6.7 mL per dose.

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Correct Answer is C

Explanation

Choice A Reason: Anorexia Nervosa

Anorexia nervosa is an eating disorder characterized by an intense fear of gaining weight and a distorted body image, leading to restricted food intake and excessive weight loss. Individuals with anorexia nervosa often have a relentless pursuit of thinness and may engage in extreme dieting, excessive exercise, and other behaviors to lose weight. While eliminating specific foods can be a part of anorexia nervosa, the primary focus is on weight loss and body image rather than the purity or healthiness of the food.

Choice B Reason: Rumination Disorder

Rumination disorder involves the repeated regurgitation of food, which may be re-chewed, re-swallowed, or spit out. This condition is more common in infants and individuals with developmental disabilities but can occur in people of all ages. The behavior is typically involuntary and not related to concerns about food purity or healthiness. Therefore, it does not align with the client’s report of eliminating specific foods to “eat clean.”

Choice C Reason: Orthorexia

Orthorexia is an eating disorder characterized by an obsession with eating foods that one considers healthy or pure. Individuals with orthorexia may eliminate entire food groups, such as sugars, carbohydrates, or dairy, in their quest to maintain a “clean” diet6. This condition can lead to malnutrition and social isolation due to the restrictive nature of the diet. The client’s report of eliminating specific foods to “eat clean” is a clear indication of orthorexia.

A. Food is rapidly ingested without proper chewing B. Poor dental and oral hygiene leads to dental caries C. Purging causes the depletion of dietary calcium D. Emesis from purging corrodes the tooth enamel

Correct Answer is D

Explanation

d. Emesis from purging corrodes the tooth enamel

Explanation of Choices

Choice A Reason: Food is Rapidly Ingested Without Proper Chewing

While individuals with bulimia nervosa may engage in rapid eating during binge episodes, this behavior alone does not directly cause dental deterioration. Rapid ingestion of food can lead to other gastrointestinal issues, but it is not the primary cause of dental problems seen in bulimia nervosa. The main dental issues arise from the purging behavior that follows binge eating.

Choice B Reason: Poor Dental and Oral Hygiene Leads to Dental Caries

Poor dental and oral hygiene can indeed lead to dental caries (cavities), but this is not the primary issue in bulimia nervosa. The dental deterioration observed in bulimia nervosa is more specifically related to the effects of repeated vomiting, which introduces stomach acid into the mouth. While maintaining good oral hygiene is important, it does not fully address the unique dental challenges posed by bulimia.

Choice C Reason: Purging Causes the Depletion of Dietary Calcium

Purging can lead to various nutritional deficiencies, including calcium, but the depletion of dietary calcium is not the main cause of dental deterioration in bulimia nervosa. The primary issue is the direct effect of stomach acid on the teeth. Calcium depletion can contribute to overall bone health issues, but it is not the specific cause of the dental erosion seen in bulimia.

Choice D Reason: Emesis from Purging Corrodes the Tooth Enamel

Emesis (vomiting) from purging is the primary cause of dental deterioration in bulimia nervosa. When individuals with bulimia vomit, stomach acid comes into contact with the teeth, leading to enamel erosion. This acid is highly corrosive and can wear away the protective enamel layer, resulting in increased tooth sensitivity, cavities, and other dental issues. This repeated exposure to stomach acid is the most significant factor in the dental deterioration observed in bulimia nervosa.

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A physician orders Lithium 1.2 grams/day in three divided doses PO for a client with bipolar disorder. The medication is supplied as 300 mg/5 mL. How much will the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)

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Naxlex Comprehensive Predictor Exams

A nurse is caring for a client who reports that they have been eliminating specific foods from their diet in order to “eat clean.” The nurse should identify that this is an indication of which of the following conditions?

Correct Answer is C

Explanation

The nurse observes dental deterioration when assessing a client diagnosed with Bulimia Nervosa. Which best explains this assessment finding?

Correct Answer is D

Explanation

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A physician orders Lithium 1.2 grams/day in three divided doses PO for a client with bipolar disorder. The medication is supplied as 300 mg/5 mL. How much will the nurse administer per dose?

(Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)