100+ Free C-NNIC Practice Questions

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Which feature distinguishes acute bilirubin encephalopathy (ABE) from chronic kernicterus?

ABE is reversible if treated promptly with phototherapy and exchange transfusion

Kernicterus is acute and reversible

Both terms refer to the same condition

ABE always causes permanent athetoid cerebral palsy

to track

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2026 Statistics

Key Facts: C-NNIC Exam

125

Total Questions

100 scored + 25 pretest

2 hrs

Time Limit

NCC

34%

Largest Domain Weight

Pathophysiology and Neuroprotection

Multi

Eligibility

Multidisciplinary — MD/DO, APRN, RN, RT, PA, therapists

$210

Exam Fee

NCC

3 years

Certification Validity

NCC

The C-NNIC (Neonatal Neuro-Intensive Care) exam is administered by NCC and is open to a multidisciplinary group including physicians, APRNs, RNs, RTs, PAs, and neonatal therapists. The exam consists of 125 multiple-choice questions (100 scored, 25 pretest) with a 2-hour time limit. Pathophysiology and Neuroprotection is the largest domain at 34% — covering HIE/cooling, IVH, PVL, perinatal stroke, and seizure management. Credential is valid for 3 years.

Sample C-NNIC Practice Questions

Try these sample questions to test your C-NNIC exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1During fetal CNS development, the neural tube closes between which gestational period?

A.Days 18-22 post-conception

B.Days 23-28 post-conception

C.Weeks 6-7 of gestation

D.Weeks 10-12 of gestation

Explanation: Primary neurulation (neural tube closure) occurs between days 23-28 post-conception (weeks 5-6 gestational age). Failure of anterior neuropore closure causes anencephaly; failure of posterior closure causes spina bifida. Folic acid supplementation before and during this window reduces neural tube defect risk.

2Which prosencephalic developmental event occurs between weeks 5 and 6 of gestation?

A.Cleavage of the prosencephalon into telencephalon and diencephalon

B.Synaptogenesis in the cortical plate

C.Myelination of the corticospinal tracts

D.Apoptotic pruning of cortical neurons

Explanation: Prosencephalic development includes formation (5-6 weeks) and cleavage of the forebrain into paired telencephalic and diencephalic vesicles. Failure produces holoprosencephaly. Midline structures (corpus callosum, septum pellucidum, optic nerves) depend on completion of this process.

3Neuronal proliferation in the human fetus peaks during which period?

A.8-16 weeks gestation

B.20-28 weeks gestation

C.32-40 weeks gestation

D.First 6 months of postnatal life

Explanation: Neuronal proliferation in the ventricular and subventricular zones occurs predominantly between 8 and 16 weeks gestation. Disruption during this window can cause microcephaly. Glial proliferation continues later, into the third trimester and beyond.

4Apoptosis in the developing CNS primarily serves which purpose?

A.Eliminate excess neurons that fail to make functional connections

B.Generate new neurons through asymmetric division

C.Increase total brain volume during the third trimester

D.Replace damaged oligodendrocytes after hypoxic injury

Explanation: The fetal brain overproduces neurons; programmed cell death (apoptosis) eliminates approximately 50% of neurons that fail to establish appropriate synaptic connections. This sculpting refines circuit specificity and is essential for normal cortical organization.

5Which maternal exposure during pregnancy is most strongly associated with neural tube defects?

A.Folate deficiency

B.Vitamin C deficiency

C.Iron deficiency anemia

D.Calcium deficiency

Explanation: Periconceptional folate deficiency markedly increases the risk of neural tube defects (anencephaly, spina bifida, encephalocele). Daily 400 mcg folic acid supplementation beginning before conception is recommended; women with prior NTD-affected pregnancies require 4 mg.

6A non-reassuring fetal heart rate tracing showing recurrent late decelerations and minimal variability most likely reflects which pathophysiology?

A.Head compression

B.Cord compression

C.Uteroplacental insufficiency

D.Fetal sleep cycle

Explanation: Late decelerations begin after the contraction peak and reflect uteroplacental insufficiency with transient fetal hypoxia. Combined with minimal variability, this pattern suggests evolving fetal acidemia and warrants intrauterine resuscitation or expedited delivery.

7An umbilical cord arterial gas with pH 6.95, base deficit 16 mEq/L, and lactate 12 mmol/L is most consistent with which condition?

A.Normal cord gas

B.Respiratory acidosis from cord occlusion

C.Significant metabolic acidosis suggestive of perinatal asphyxia

D.Compensated metabolic alkalosis

Explanation: Cord arterial pH less than 7.0 with a base deficit greater than or equal to 12 mEq/L meets ACOG/AAP criteria for significant metabolic acidemia, a key element supporting perinatal asphyxia and HIE. This finding is part of the cooling eligibility evaluation.

8Which primitive reflex normally disappears by 4 to 6 months of age and persistence may indicate CNS pathology?

A.Babinski

B.Moro

C.Patellar

D.Gag

Explanation: The Moro reflex is present at birth and typically integrates by 4-6 months. Persistence beyond this window or asymmetric Moro response can indicate CNS injury, brachial plexus injury, or clavicular fracture. Documenting reflex symmetry is a core part of the neonatal neuro exam.

9An asymmetric Moro reflex with absent arm movement on one side is most suggestive of which injury?

A.Hypoxic-ischemic encephalopathy

B.Brachial plexus injury

C.Periventricular leukomalacia

D.Bilateral cerebral palsy

Explanation: An asymmetric Moro with a unilaterally flaccid arm strongly suggests brachial plexus injury (Erb-Duchenne palsy of C5-C6 most commonly). Clavicular fracture should also be excluded. Bilateral CNS lesions tend to produce symmetric, not unilateral, abnormalities.

10Which cranial nerves should be assessed in a term neonate with poor suck and absent gag after delivery?

A.II and III

B.V, VII, IX, X, and XII

C.I and II only

D.III, IV, and VI

Explanation: Suck and swallow involve cranial nerves V (trigeminal motor to muscles of mastication), VII (facial motor to lip seal), IX (glossopharyngeal sensory and motor), X (vagus motor to palate/pharynx), and XII (hypoglossal motor to tongue). Dysfunction may indicate brainstem pathology, neuromuscular disease, or HIE.

About the C-NNIC Exam

Multidisciplinary subspecialty certification for clinicians providing neonatal neurocritical care. The C-NNIC validates expertise in fetal/neonatal neurologic development and evaluation, neuro-monitoring (aEEG/cEEG, NIRS), neuroimaging (HUS, MRI), pathophysiology and neuroprotection (HIE/therapeutic hypothermia, IVH, PVL, seizures, NAS), developmental care, neurodevelopmental follow-up, and palliative care for neonates with neurologic injury or risk.

Questions

125 scored questions

Time Limit

2 hours

Passing Score

Pass/Fail (scaled)

Exam Fee

$210 (NCC)

C-NNIC Exam Content Outline

21%

Neurologic Development and Evaluation

Fetal CNS development, antepartum/intrapartum risk, cord gases, neuro exam, Sarnat staging, HINE, GMA

17%

Neuro-monitoring, Imaging and Diagnostics

aEEG/cEEG, NIRS, cranial ultrasound, IVH grading, MRI for HIE patterns

34%

Pathophysiology and Neuroprotection

HIE/therapeutic hypothermia, IVH/PVHI, PVL, stroke, CNS infections, encephalopathies, NAS, neuroprotection bundles

23%

Neuro-Sensory Development, Psychosocial, Follow-up, Discharge

NIDCAP, developmental care, kangaroo care, pain/stress assessment, family-centered care, follow-up, palliative care

Professional Issues

EBP, QI, patient safety, ethics, shared decision-making

How to Pass the C-NNIC Exam

What You Need to Know

Passing score: Pass/Fail (scaled)
Exam length: 125 questions
Time limit: 2 hours
Exam fee: $210

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

C-NNIC Study Tips from Top Performers

1Focus heaviest on Pathophysiology and Neuroprotection (34%) — master HIE/cooling (33.5°C × 72h, <6h window), IVH grading, PVL, neonatal seizure management

2Know aEEG background patterns: continuous normal voltage, discontinuous, burst suppression, low voltage, flat trace; recognize seizure patterns

3Master Sarnat staging for HIE (mild/moderate/severe) and the qualifying criteria for therapeutic hypothermia

4Review IVH grading (Papile I-IV), pathophysiology of germinal matrix hemorrhage, and post-hemorrhagic hydrocephalus management

5Complete at least 100 practice questions before scheduling your exam

Frequently Asked Questions

Who can sit for the C-NNIC exam?

C-NNIC is a multidisciplinary credential open to physicians (MD/DO), advanced practice registered nurses (APRN), registered nurses, respiratory therapists, physician assistants, and neonatal therapists practicing in neonatal neurocritical care. The credential is NCCA-accredited and supports team-based credentialing for neuro-NICU programs.

What is the most heavily weighted C-NNIC domain?

Pathophysiology and Neuroprotection carries the largest weight at 34%. This domain covers HIE and therapeutic hypothermia (initiated within 6 hours of birth, target 33.5°C × 72 hours), IVH and post-hemorrhagic hydrocephalus, PVL, perinatal arterial stroke, CNS infections (HSV, GBS meningitis), encephalopathies (bilirubin, hypoglycemic, IEM), neonatal abstinence syndrome (Eat-Sleep-Console), and neuroprotection bundles.

What neuro-monitoring is on the C-NNIC exam?

The Neuro-monitoring/Imaging/Diagnostics domain (17%) includes aEEG and cEEG (background patterns, sleep-wake cycling, seizure detection, artifact recognition), NIRS cerebral oximetry interpretation, cranial ultrasound (IVH grading I-IV, PVL detection), MRI sequences (diffusion-weighted imaging for HIE injury patterns), and CSVT recognition.

How does C-NNIC compare to RNC-NIC?

RNC-NIC (Neonatal Intensive Care Nursing) is a broad NICU specialty for RNs covering all aspects of intensive care nursing. C-NNIC is a multidisciplinary subspecialty focused specifically on neurocritical care — neuroprotection, HIE management, EEG/imaging interpretation, and neurodevelopmental follow-up. Many neuro-NICU programs use C-NNIC to credential team members.

How should I study for the C-NNIC exam?

Plan for 40-60 hours of study over 6-10 weeks. Focus heaviest on Pathophysiology and Neuroprotection (34%) — master HIE/cooling protocols, IVH grading and prevention, neonatal seizure management (phenobarbital first-line, levetiracetam), and PVL. Use the NCC C-NNIC candidate guide as your study blueprint.