ATI Nursing Care of Children

Correct Answer: D

Rationale: Upper arm circumference correlates best with total muscle mass because it includes both muscle and fat components, making it a reliable indicator of muscle mass.

Correct Answer: B

Rationale: Climbing is a gross motor milestone typically achieved between 2 to 3 years of age. It involves coordination and strength. Jumping in place is usually mastered around 2 years of age. Standing on one foot with help is a skill that emerges around 3 years. Riding a tricycle typically occurs closer to 3 years and involves coordination and balance, which are more refined skills compared to climbing at an earlier age.

Correct Answer: B

Rationale: The correct answer is B: Tanner staging. Tanner staging is a tool specifically used to assess sexual maturity in adolescents based on the development of secondary sexual characteristics. The Tanner scale ranges from stage 1 (prepubertal) to stage 5 (adult maturity). This tool helps healthcare providers evaluate the physical development and sexual maturation of individuals. Choice A, the Denver II Developmental Screening, is used to assess developmental milestones in children. Choice C, antibody testing, is a diagnostic tool used to detect the presence of specific antibodies in the blood. Choice D, the nursing process, is a systematic method that nurses use to deliver patient-centered care, involving assessment, diagnosis, planning, implementation, and evaluation.

Correct Answer: A

Rationale: Immunizations are part of the patient's health history and are recorded under the history section to ensure the child is up-to-date with vaccinations.

Correct Answer: C

Rationale: Significant head lag at 8 months is concerning and warrants further evaluation, as it may indicate developmental delays or neurological issues.