A nurse is providing anticipatory guidance to a parent of a 1-month-old infant. The nurse should include that it is recommended to start the series of which of the following immunizations first?
Hepatitis A
Inactivated poliovirus
Measles, mumps, and rubella
Varicella
The Correct Answer is B
Immunization schedules for infants are designed to protect against serious infectious diseases early in life when susceptibility is highest. Vaccines are introduced at specific ages based on immune system maturity, disease risk, and effectiveness of antibody response. In the United States, the Centers for Disease Control and Prevention (CDC) provides a standardized timeline for vaccine administration. At 1 month of age, most routine vaccines have not yet begun, but parents should be educated on upcoming immunization timelines.
Rationale:
A. Hepatitis A immunization is not recommended for infants at 1 month of age. The standard pediatric immunization schedule dictates that the first dose of the Hepatitis A vaccine should be administered no earlier than 12 months (1 year) of age, with a second dose following at least 6 months later. Since this infant is only 1 month old, including this in the immediate anticipatory guidance for upcoming "first" vaccines would be premature and clinically inappropriate.
B. Inactivated poliovirus (IPV) is the correct answer because the first dose of the series is recommended to be administered at 2 months of age. Polio is a highly infectious viral disease that can lead to irreversible paralysis; therefore, starting the series early in infancy is vital. When providing guidance to a parent of a 1-month-old, the nurse should explain that at the next visit, the child will receive the first dose of IPV along with other primary vaccines like DTaP and Hib.
C. Measles, mumps, and rubella (MMR) is a live attenuated vaccine that is generally not administered to infants under the age of 12 months. Maternal antibodies passed to the fetus during pregnancy can interfere with the immune response to the MMR vaccine if it is given too early. Consequently, this vaccine is not part of the initial primary series for a 2-month-old and would not be the focus of anticipatory guidance for a parent of a 1-month-old infant.
D. Varicella (chickenpox) vaccine, much like the MMR vaccine, is a live virus immunization that is first administered when the child reaches 12 to 15 months of age. Administering it to a 1-month-old or 2-month-old would not provide effective immunity and is not supported by current pediatric clinical guidelines. The nurse should focus on the vaccines scheduled for the 2-month visit, which include IPV, rotavirus, and the pneumococcal conjugate vaccine.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Diversional activities for hospitalized children should match the child’s developmental stage as well as physical limitations caused by treatment such as skeletal traction. Selecting appropriate toys for a hospitalized child requires a solid understanding of Piaget’s stages of cognitive development and Erikson’s stages of psychosocial development. For a 2-year-old (toddler), the primary developmental task is Autonomy vs. Shame and Doubt. Toddlers engage in parallel play and enjoy activities that allow them to mimic adult behaviors and explore their environment within the physical limitations of their treatment.
Rationale:
A. A dress-up doll is appropriate for a 2-year-old because toddlers engage in imitative and pretend play by copying familiar daily activities such as dressing, feeding, or caring for others. This type of toy supports imagination and emotional comfort while being safe to use in bed during skeletal traction. It also encourages fine motor development without excessive physical movement.
B. Playing cards are more suitable for older preschool or school-age children who can understand rules, matching, and turn-taking games. A 2-year-old typically lacks the cognitive and attention skills needed for structured card games. Small cards may also present frustration and limited developmental benefit for a toddler.
C. A video game system is generally more appropriate for older children who have better hand-eye coordination and cognitive ability to follow game objectives. Toddlers have limited ability to use controllers effectively and may not benefit from this type of play. It also does not support the simple, imaginative play preferred at this developmental stage.
D. A sewing kit is unsafe and developmentally inappropriate for a 2-year-old child. It contains sharp objects such as needles and small parts that present serious choking and injury hazards. Toddlers require toys that are safe, non-sharp, and suitable for supervised simple play rather than complex fine motor tasks like sewing.
Correct Answer is A
Explanation
Acetaminophen toxicity occurs when excessive doses lead to depletion of glutathione stores in the liver, resulting in accumulation of a toxic metabolite, NAPQI, that causes hepatocellular injury and potentially acute liver failure. Early recognition and treatment are essential to prevent irreversible damage. Management includes gastrointestinal decontamination in some cases and administration of an antidote that restores glutathione levels. Nursing care focuses on timely intervention and monitoring of liver function.
Rationale:
A. Acetylcysteine is the antidote for acetaminophen toxicity because it replenishes glutathione stores in the liver, allowing detoxification of harmful metabolites. It is most effective when given early but can still provide benefit even after several hours post-ingestion. Administration helps prevent or reduce hepatic damage and is the standard treatment in overdose cases.
B. Disulfiram is used in the management of alcohol use disorder by producing unpleasant effects when alcohol is consumed. It has no role in treating acetaminophen toxicity or reversing liver damage. Its mechanism does not address glutathione depletion or hepatotoxic metabolites.
C. Deferoxamine is a chelating agent used to treat iron toxicity by binding excess iron and promoting its excretion. It is not effective in acetaminophen poisoning because it does not interact with acetaminophen metabolites or liver injury pathways. Therefore, it is not indicated in this situation.
D. Naloxone is an opioid antagonist used to reverse opioid overdose by displacing opioids from receptor sites in the central nervous system. It has no effect on acetaminophen metabolism or liver toxicity. Its use is limited to opioid-related respiratory depression and not hepatotoxic overdoses.
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