Nokea
The nurse is teaching a class on obesity prevention to parents in the community. What is a contributing factor to childhood obesity?
- A. Birth weight
- B. Parental overweight
- C. Age at the onset of puberty
- D. Asian ethnic background
Correct Answer: B
Rationale: Parental overweight strongly correlates with childhood obesity due to genetic and environmental factors. Birth weight, puberty onset, and Asian ethnicity are not primary contributors.
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During a well-child visit, the nurse plots the childs BMI on the health record. What is the purpose of the BMI?
- A. To determine medication dosages
- B. To predict adult height and weight
- C. To identify coping strategies used by the child
- D. To provide a consistent measure of obesity
Correct Answer: D
Rationale: BMI provides a standardized measure to assess obesity by comparing body weight to height, guiding interventions. It?s not used for medication dosages, height prediction, or coping strategies.
A toddler has a deep laceration contaminated with dirt and sand. Before closing the wound, the nurse should irrigate with what solution?
- A. Alcohol
- B. Normal saline
- C. Povidone-iodine
- D. Hydrogen peroxide
Correct Answer: B
Rationale: Normal saline is the safest and most effective solution for irrigating open wounds as it cleans without causing tissue damage. Alcohol is too harsh, povidone-iodine is contraindicated for fresh wounds due to cytotoxicity, and hydrogen peroxide can cause subcutaneous gas formation under pressure.
Descriptions of young people with anorexia nervosa (AN) often include which criteria?
- A. Impulsive
- B. Extroverted
- C. Perfectionist
- D. Low achieving
Correct Answer: C
Rationale: Individuals with AN are often perfectionists, striving for control and high academic achievement. Impulsivity and extroversion are more characteristic of bulimia nervosa, not AN.
The nurse should know what about Lyme disease?
- A. Very difficult to prevent
- B. Easily treated with oral antibiotics in stages 1, 2, and 3
- C. Caused by a spirochete that enters the skin through a tick bite
- D. Common in geographic areas where the soil contains the mycotic spores that cause the disease
Correct Answer: C
Rationale: Lyme disease is caused by Borrelia burgdorferi, a spirochete transmitted through a tick bite, leading to symptoms like erythema migrans. Prevention involves avoiding tick-infested areas and wearing protective clothing. It is not caused by mycotic spores, and while treatable with antibiotics, later stages may require more complex treatment.
What behavior is the nurse most likely to assess in an adolescent with anorexia nervosa (AN)?
- A. Eats in secrecy
- B. Uses food as a coping mechanism
- C. Has a marked preoccupation with food
- D. Lacks awareness of how eating affects weight loss
Correct Answer: C
Rationale: Individuals with AN are preoccupied with food, often preparing it for others or hoarding it while eating minimally. Secret eating and using food as a coping mechanism are typical of bulimia nervosa, and those with AN are aware of calorie intake?s impact.