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CMN 571 Exam 2025 Questions and Answers 100% Pass What universal screenings are required for at birth - hearing, bilirubin, blood (PKU, congenital hypothyroidism, SS), congenital heart disease A PKU screening was performed before 24 hours of age, when should it be re-tested? - by 2nd week Untr...

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  • 3 december 2024
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CMN 571 Exam 2025 Questions and Answers 100%
Pass


What universal screenings are required for at birth - ✔✔hearing, bilirubin, blood (PKU, congenital

hypothyroidism, SS), congenital heart disease


A PKU screening was performed before 24 hours of age, when should it be re-tested? - ✔✔by 2nd week


Untreated hyperphenylalaninemia results in what? - ✔✔intellectual disability, light complexion, eczema,

seizures, hyperactivity


It is essential that ___ restrictions be instituted shortly after birth to prevent the neurodevelopmental

effects of PKU. - ✔✔Phenylalanine; dietary


What are the 3 screening methods for PKU? - ✔✔Guthrie Bacterial Inhibition Assay (BIA), Automated

fluorometric assay, Tandem mass spectrometry


Which newborn screening tests are mandatory state requirements?


1. CBC and UA


2. Thyroid function test and PKU


3. PKU and alpha-fetoprotein


4. Glucose and thyroid function tests - ✔✔2 - thyroid function test and PKU


T or F: PKU screening should only be performed after the newborn has ingested formula or breast milk -

✔✔True


All newborn infants should receive screening for congenital hypothyroidism. What two labs do you

check? - ✔✔TSH and T4

Page 1/19
Crafted for Academic Insight by KatelynWhitman. All rights reserved © 2025

,True or False: The FNP understands that specimens obtained in the first 24-48 hours of age for screening

CH may be falsely elevated for TSH regardless of the screening method? - ✔✔True (abnormal results

should be confirmed immediately with a venous T4 AND TSH level)


An infant with congenital hypothyroidism is being discharged home. The FNP would instruct the parents

to:


A. Watch for constipation and slow pulse as signs of toxicity


B. Reduce the medication as symptoms decrease


C. Give the medication as a single dose in the early morning


D. Expect weight loss until the child adjusts to the dose - ✔✔thyroid replacement is lifelong maintenance

therapy and should be given as one dose in the morning


An infant with an abnormally pitched cry may demonstrate a genetic disorder or other problems, such as:


A. Hypothyroidism


B. Hypertelorism


C. Cleft Palate


D. Pyloric stenosis - ✔✔Infants with hypothyroidism often have an abnormally pitched cry because of

lethargy and delayed mental responsiveness


What two tests can be used to screen for sickle cell disease? - ✔✔Thin-layer isoelectric focusing (IEF) or

High-performance liquid chromatography (HPLC)


T or F: Only HPLC has high sensitivity and specificity for sickle cell anemia - ✔✔False (Both have

extremely high sensitivity and specificity)


At what month should confirmatory testing occur for sickle cell disease? - ✔✔2 months



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Crafted for Academic Insight by KatelynWhitman. All rights reserved © 2025

, An FNP is caring for an infant who tested positive for sickle cell anemia. What prophylactic medication

should be given by age 2 months? - ✔✔Penicillin


What immunization is important to be given at recommended intervals for infants with sickle cell

disease?


A. Pneumococcal


B. MMR


C. DTaP


D. Varicella - ✔✔pneumococcal


If newborn fails hearing screening, what must the FNP instruct the parent to do? - ✔✔Follow up with

audiologist


What age must hearing be confirmed? - ✔✔3 months old (due to delayed language)


What well-check visits include maternal depression screening? - ✔✔1, 2, 4, 6 months


What age do primary teeth usually erupt? - ✔✔7 months (per hays)


When do you start oral health screenings - Which visits are they required? - ✔✔6mo, 9mo (continued

thereafter until establishing a dental home -- dental home must be established by 12 mo of age)


Stands alone, follows 1 step commands, imitates peek a boo. What is the child's expected age? - ✔✔9-11

mo


Lifts head, turns side to back, smiles - what age? - ✔✔1-2 mo


What age does a child develop a mature pincer grasp? - ✔✔12 mo


Child is building blocks with 3-4 cubes, able to scribble, and follows 2-step commands. what age? - ✔✔18

mo

Page 3/19
Crafted for Academic Insight by KatelynWhitman. All rights reserved © 2025

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