The mother of a child born with a genetic abnormality says, "We read that our child's condition was caused by a polymorphism. Is that a mutation?" How should the nurse respond?
1. "They are much the same except that mutations occur more frequently than polymorphisms."
2. "They are the same, but the word mutation has such a negative connotation that we use polymorphism instead."
3. "Polymorphisms are more common than mutations."
4. "They are the same, and authors use the words interchangeably."
3
Rationale 1: Polymorphisms occur more frequently than mutations.
Rationale 2: The difference is in the frequency of occurrence, not in the connotation of the word.
Rationale 3: The difference between polymorphism and mutation is in the frequency of occurrence. Polymorphisms occur more frequently.
Rationale 4: The words are used to describe similar phenomena, but polymorphisms occur more frequently.
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A patient has been diagnosed with fibromyalgia. Which statement would indicate that the patient understands the nurse's instruction about the disease?
1. "This disease should run its course in about 18 months.". 2. "Because my muscles are so painful, I should avoid exercise.". 3. "Following a very low-fat diet has been proven to reduce the symptoms of fibromyalgia.". 4. "I need to work on reducing my anxiety about things I cannot control.".
In the early 1800s, it became clear that the standardization of drug purity and strength was necessary. Which reasons reflected this need?
1. Strength and purity of products varied from region to region and batch to batch. 2. Strength and purity of products depended on the pharmacist's experience. 3. Strength and purity of products would vary in size, taste, and nutritional value. 4. Strength and purity were mostly guaranteed if products were produced locally, which caused a hardship for those outside the region. 5. Strength and purity could be trusted when the product had gone through extensive local testing.
The nurse would question an order for corticosteroids for a client diagnosed with which health problem?
1. Exposure to active tuberculosis 2. Long-term asthma 3. Inflammatory bowel disease 4. Seasonal allergic rhinitis
The DEA approves drugs for dispensing in the US.
a. true b. false