Growth and Development Practice Questions

Q: Short stature with widely spread nipples and webbing of the neck is seen in which condition?

Turner's syndrome. **Explanation:** The clinical triad of **short stature, widely spaced nipples (shield chest), and webbing of the neck (pterygium colli)** is a classic presentation of **Turner’s Syndrome (45, XO)**. This condition occurs due to complete or partial monosomy of the X chromosome in females. The short stature is primarily attributed to the haploinsufficiency of the **SHOX gene**. Other characteristic features include a low posterior hairline, cubitus valgus, and lymphedema of the hands and feet (especially in neonates). **Analysis of Incorrect Options:** * **A. Down’s Syndrome (Trisomy 21):** Characterized by intellectual disability, flat facial profile, epicanthal folds, Simian crease, and hypotonia. While short stature occurs, neck webbing and shield chest are not typical features. * **C. Klinefelter’s Syndrome (47, XXY):** These patients are typically **tall** with eunuchoid body proportions, gynecomastia, and small, firm testes. It does not present with neck webbing or short stature. * **D. Edward’s Syndrome (Trisomy 18):** Presents with severe growth retardation, micrognathia, low-set malformed ears, and characteristic **clenched fists with overlapping fingers** and rocker-bottom feet. **High-Yield Clinical Pearls for NEET-PG:** * **Cardiac Association:** Bicuspid aortic valve (most common) and Coarctation of the aorta. * **Renal Association:** Horseshoe kidney. * **Gonads:** "Streak ovaries" leading to hypergonadotropic hypogonadism and primary amenorrhea. * **Intelligence:** Usually normal, but may have specific deficits in visuospatial processing. * **Noonan Syndrome:** Often called "Male Turner’s" because it shares similar features (webbed neck, short stature) but occurs in both sexes and is associated with **Pulmonary Stenosis** (unlike Turner's, which involves the left side of the heart).

Q: A neonate has a large, purplish, slightly raised lesion on the skin of the forehead near the temporal area. As the child grows, the lesion grows as well and becomes increasingly prominent. This lesion may be a component of which of the following syndromes or diseases?

Sturge-Weber syndrome. **Explanation:** The clinical description of a large, purplish, slightly raised lesion on the forehead that grows proportionately with the child is characteristic of a **Port-wine stain (Nevus Flammeus)**. This is a congenital capillary malformation. **1. Why Sturge-Weber Syndrome (SWS) is correct:** SWS (Encephalotrigeminal Angiomatosis) is a neurocutaneous disorder characterized by a facial port-wine stain, typically in the distribution of the **trigeminal nerve** (ophthalmic and maxillary divisions). The underlying pathology involves a somatic mutation in the **GNAQ gene**, leading to vascular malformations in the skin, the eye (glaucoma), and the leptomeninges (ipsilateral leptomeningeal angioma). **2. Why the other options are incorrect:** * **Buerger's disease (Thromboangiitis obliterans):** A non-atherosclerotic inflammatory disease of small and medium-sized arteries/veins, strongly associated with heavy smoking, not congenital skin lesions. * **Milroy's disease:** A hereditary form of primary lymphedema caused by VEGFR3 mutations, presenting as lower limb swelling at birth, not vascular malformations. * **Osler-Weber-Rendu disease (Hereditary Hemorrhagic Telangiectasia):** Characterized by multiple telangiectasias on skin/mucous membranes and arteriovenous malformations (AVMs) in organs, but not a large, unilateral port-wine stain. **Clinical Pearls for NEET-PG:** * **Classic Triad of SWS:** Facial port-wine stain, Leptomeningeal angiomatosis (causing seizures/hemiparesis), and Glaucoma. * **Radiology:** Skull X-ray or CT shows characteristic **"Tram-track" calcifications** (gyriform calcifications) in the cerebral cortex. * **Management:** Port-wine stains are treated with **Pulse Dye Laser (PDL)**. Seizure control and monitoring for intraocular pressure are vital.

Q: At what age range does normal dysfluency of speech typically occur in a child?

2 and 4 years. **Explanation:** **Normal dysfluency** (also known as developmental stuttering) is a physiological phase in speech development where a child repeats sounds, syllables, or phrases. 1. **Why Option A is correct:** Between the ages of **2 and 4 years**, a child’s cognitive and language processing abilities often outpace their motor speech coordination. Their vocabulary is expanding rapidly, and they are learning to construct complex sentences. This "lag" results in hesitations or repetitions (e.g., "I-I-I want milk"). It is considered a normal developmental milestone, typically lasting less than six months, and usually resolves spontaneously without intervention. 2. **Why other options are incorrect:** * **Options B, C, and D:** By age 4, most children have developed the neuromuscular coordination required for fluent speech. Dysfluency that persists beyond age 4 or 5, or begins after this period, is more likely to be classified as **true stuttering** (pathological stammering) rather than developmental dysfluency. **High-Yield Clinical Pearls for NEET-PG:** * **Red Flags for Pathological Stuttering:** Facial grimacing, eye blinking during speech, avoidance of speaking, or dysfluency lasting >6 months. * **Management:** Reassure parents. Advise them not to interrupt, finish the child's sentences, or pressure the child to "speak slowly." * **Speech Milestones:** * 1 year: 1-3 words with meaning. * 2 years: 2-word phrases (Telegraphic speech). * 3 years: Uses pronouns and gives full name. * 4 years: Tells stories and uses past tense.

Q: What scale is used for assessing sexual maturity?

Tanners' scale. **Explanation:** The **Tanner Scale** (also known as Sexual Maturity Rating or SMR) is the gold standard clinical tool used to objective assess the progression of secondary sexual characteristics during puberty. It categorizes development into five stages (Stage 1 to 5), ranging from pre-adolescence to adult maturity, based on: * **Males:** External primary structures (penis and testes) and pubic hair. * **Females:** Breast development (Thelarche) and pubic hair. **Analysis of Incorrect Options:** * **Glasgow Coma Scale (GCS):** A neurological scale used to assess a patient's level of consciousness following a brain injury by evaluating eye, verbal, and motor responses. * **Goniometer:** An instrument used in orthopedics and physical therapy to measure the range of motion (ROM) of a joint. * **Moss Scale:** Used in psychology and nursing to assess communication or agitation levels (e.g., in dementia or ICU settings); it is not related to physical growth or puberty. **High-Yield Clinical Pearls for NEET-PG:** * **First sign of puberty:** In girls, it is **Thelarche** (breast budding); in boys, it is **Testicular enlargement** (>4 ml volume or >2.5 cm length). * **Precocious Puberty:** Development of secondary sexual characters before age 8 in girls and age 9 in boys. * **Delayed Puberty:** Absence of secondary sexual characters by age 13 in girls and age 14 in boys. * **Peak Height Velocity (PHV):** Occurs during Tanner Stage 2–3 in girls (pre-menarche) and Stage 3–4 in boys.

Q: Abnormal head shape due to premature fusion of cranial sutures is seen in all of the following conditions EXCEPT?

Seckel syndrome. The question tests your ability to differentiate between **Craniosynostosis** (premature fusion of sutures) and **Microcephaly** (reduced brain growth). ### **Explanation** The correct answer is **Seckel Syndrome**. In this condition, the abnormal head shape is due to **primary microcephaly** (failure of brain growth), not the premature fusion of cranial sutures. The skull remains small because the brain underneath is not expanding to push the sutures apart. ### **Analysis of Options** * **Seckel Syndrome (Correct Answer):** Also known as "Bird-headed dwarfism," it is an autosomal recessive disorder characterized by severe intrauterine growth retardation, mental retardation, and a "beak-like" nose. The small head is a result of **microcephaly**, where sutures remain open but the brain volume is significantly reduced. * **Carpenter Syndrome:** An autosomal recessive disorder characterized by **acrocephaly** (pointed head) due to multisutural synostosis, associated with polydactyly and obesity. * **Apert Syndrome:** A classic craniosynostosis syndrome (autosomal dominant) featuring **turribrachycephaly** (tower-shaped head), midface hypoplasia, and "mitten-hand" syndactyly. * **Crouzon Syndrome:** The most common craniosynostosis syndrome. It presents with **brachycephaly**, proptosis (due to shallow orbits), and a "parrot-beak" nose, but lacks the limb abnormalities seen in Apert or Carpenter syndromes. ### **High-Yield Clinical Pearls for NEET-PG** * **Scaphocephaly:** Most common type of craniosynostosis; involves the **sagittal suture**. * **Virchow’s Law:** When a suture fuses prematurely, growth is restricted perpendicular to the suture and enhanced parallel to it. * **Apert vs. Crouzon:** If the question mentions **syndactyly**, think Apert; if limbs are normal, think Crouzon. * **Seckel Syndrome Key Triad:** Dwarfism, Microcephaly, and Beak-like protrusion of the nose.

Q: A 5-year-old child is assessed to have a developmental age of one year. What is the developmental quotient?

20. ### Explanation The **Developmental Quotient (DQ)** is a numerical representation of a child’s developmental status relative to their chronological age. It is calculated using the following formula: **DQ = (Developmental Age / Chronological Age) × 100** In this case: * **Developmental Age (DA):** 1 year * **Chronological Age (CA):** 5 years * **Calculation:** (1 / 5) × 100 = **20** Therefore, the correct answer is **20 (Option C)**. #### Analysis of Incorrect Options: * **Option A (100):** This would be the DQ of a child whose developmental age matches their chronological age (e.g., a 5-year-old functioning at a 5-year-old level). * **Option B (80):** This would represent a mild delay. For a 5-year-old, this would mean a developmental age of 4 years [(4/5) × 100 = 80]. * **Option D (60):** This represents a significant delay. For a 5-year-old, this would mean a developmental age of 3 years [(3/5) × 100 = 60]. #### High-Yield Clinical Pearls for NEET-PG: 1. **Interpretation:** A DQ > 85 is considered normal; 70–85 is borderline; and < 70 is typically suggestive of developmental delay or intellectual disability. 2. **Domains of Development:** DQ can be calculated for specific domains: Gross Motor, Fine Motor, Language, and Personal-Social. 3. **Intelligence Quotient (IQ) vs. DQ:** While DQ measures developmental milestones in early childhood, IQ measures cognitive potential and is more stable after age 6. 4. **Screening Tools:** Common tools used in India to assess DQ include the **Trivandrum Developmental Screening Chart (TDSC)** and the **Denver Developmental Screening Test (DDST)**. For detailed assessment, the **Developmental Assessment Scales for Indian Infants (DASII)** is used.

Q: What is the eponymus Trisomy 18?

Edward's syndrome. ### Explanation **Correct Option: D. Edward's syndrome** Edward’s syndrome is caused by **Trisomy 18** (47, XX/XY, +18). It is the second most common autosomal trisomy among live births after Down’s syndrome. The condition is characterized by severe intellectual disability and multi-system defects. The extra chromosome 18 usually results from a meiotic non-disjunction event, most commonly during maternal meiosis. **Analysis of Incorrect Options:** * **A. Cri du chat syndrome:** This is not a trisomy but a structural chromosomal abnormality involving a **partial deletion of the short arm of chromosome 5 (5p-)**. It is characterized by a high-pitched, cat-like cry. * **B. Patau's syndrome:** This refers to **Trisomy 13**. Clinical hallmarks include midline defects such as holoprosencephaly, cleft lip/palate, and polydactyly. * **C. Down's syndrome:** This refers to **Trisomy 21**, the most common viable autosomal trisomy. **High-Yield Clinical Pearls for NEET-PG:** * **Classic Triad of Edward’s Syndrome:** Micrognathia (small jaw), Clenched fists with **overlapping fingers** (2nd and 5th fingers over 3rd and 4th), and **Rocker-bottom feet** (also seen in Trisomy 13). * **Cardiac Defects:** Ventricular Septal Defect (VSD) is the most common. * **Other Features:** Low-set "faun-like" ears, prominent occiput, and Horseshoe kidney. * **Screening:** On a Quadruple screen, Trisomy 18 typically shows **decreased levels of all markers** (AFP, hCG, uE3, and Inhibin A), unlike Down’s syndrome where hCG and Inhibin A are elevated.

Q: Which of the following is NOT true about the WHO growth chart?

Typically displays percentile lines.. The WHO Growth Charts are the international gold standard for monitoring child growth. In the context of the NEET-PG exam, it is crucial to distinguish between the **WHO Growth Standards (MGRS)** and the **IAP (Indian Academy of Pediatrics) charts.** ### **Explanation of the Correct Answer** **Option B is the correct answer (the "NOT true" statement)** because the standard WHO growth charts used globally and in India (under the National Health Mission) primarily display **Z-scores (Standard Deviation scores)** rather than percentiles. While percentile charts exist, the WHO recommends Z-scores because they are more sensitive for identifying extreme malnutrition (e.g., -3 SD for Severe Acute Malnutrition) and allow for precise tracking beyond the limits of percentiles. ### **Analysis of Incorrect Options** * **Option A:** True. Growth charts are the primary tool for longitudinal monitoring of physical growth and nutritional status, helping clinicians detect early signs of failure to thrive or obesity. * **Option C:** True. On standard percentile-based charts, the **97th percentile** is typically the highest line, while on WHO Z-score charts, the **+2 or +3 SD** lines are the upper limits. * **Option D:** True. By definition, the **Median** (the middle value) corresponds exactly to the **50th percentile** or the **0 Z-score**. ### **High-Yield NEET-PG Pearls** * **WHO MGRS Study:** Based on children from 6 countries (including India) raised in optimal environments (breastfed, non-smoking mothers). * **Standard Deviations to Remember:** * **Stunting:** Height-for-age < -2 SD. * **Wasting:** Weight-for-height < -2 SD. * **SAM (Severe Acute Malnutrition):** Weight-for-height < -3 SD or MUAC < 11.5 cm. * **IAP Growth Charts:** Revised in 2015 for Indian children (5–18 years) to account for the "Asian Indian Phenotype" and higher risk of obesity.

Q: A child can put three words together at what age?

24 months. **Explanation:** Language development follows a predictable chronological sequence in children. The ability to combine words into short phrases is a key milestone of the **24-month (2-year)** mark. **Why 24 months is correct:** At 2 years of age, a child typically has a vocabulary of about 50–200 words and begins to use **telegraphic speech**. This involves putting 2 to 3 words together to form simple sentences (e.g., "Want more milk" or "Daddy go car"). This stage signifies the transition from using single labels to expressing functional relationships. **Analysis of Incorrect Options:** * **18 months:** At this age, a child usually speaks about 10–20 words individually. They can follow simple single-step commands but do not yet combine words into phrases. * **36 months:** By 3 years, language becomes much more complex. A child can use 4–5 word sentences, knows their name/age/sex, and their speech is approximately 75% intelligible to strangers. * **48 months:** At 4 years, children use complex sentences, can tell stories, and their speech is almost completely intelligible. **High-Yield Clinical Pearls for NEET-PG:** * **Rule of Thumb for Sentences:** A child typically uses the same number of words in a sentence as their age in years (2 words at 2 years, 3 words at 3 years). * **Intelligibility Milestone:** 2 years = 50% understood by strangers; 3 years = 75%; 4 years = 100%. * **First Word:** Usually appears at 10–12 months. * **Red Flag:** If a child has no single words by 18 months or no 2-word phrases by 24 months, a developmental evaluation for hearing or autism spectrum disorder is indicated.

Question 1

Short stature with widely spread nipples and webbing of the neck is seen in which condition?

Accepted Answer

Turner's syndrome

Answer

Down's syndrome

Answer

Klinefelter's syndrome

Answer

Edward's syndrome

Question 2

All are unique features of WHO growth charts 2006 EXCEPT:

Accepted Answer

The sample was collected from ten countries including India.

Answer

It establishes the breastfed infant as the normative growth model.

Answer

Includes new indicators such as skinfold thickness.

Answer

Reiterates that children grow similarly across the world.

Question 3

A neonate has a large, purplish, slightly raised lesion on the skin of the forehead near the temporal area. As the child grows, the lesion grows as well and becomes increasingly prominent. This lesion may be a component of which of the following syndromes or diseases?

Accepted Answer

Sturge-Weber syndrome

Answer

Buerger's disease

Answer

Milroy's disease

Answer

Osler-Weber-Rendu disease

Question 4

At what age range does normal dysfluency of speech typically occur in a child?

Accepted Answer

2 and 4 years

Answer

4 and 6 years

Answer

6 and 8 years

Answer

8 and 10 years

Question 5

What scale is used for assessing sexual maturity?

Accepted Answer

Tanners' scale

Answer

Glasgow scale

Answer

Goniometer

Answer

Moss scale

Question 6

Abnormal head shape due to premature fusion of cranial sutures is seen in all of the following conditions EXCEPT?

Accepted Answer

Seckel syndrome

Answer

Carpenter syndrome

Answer

Ape syndrome

Answer

Crouzon syndrome

Question 7

A 5-year-old child is assessed to have a developmental age of one year. What is the developmental quotient?

Accepted Answer

20

Answer

100

Answer

80

Answer

60

Question 8

What is the eponymus Trisomy 18?

Accepted Answer

Edward's syndrome

Answer

Cri du chat syndrome

Answer

Patau's syndrome

Answer

Down's syndrome

Question 9

Which of the following is NOT true about the WHO growth chart?

Accepted Answer

Typically displays percentile lines.

Answer

Used for monitoring the growth and development of a child.

Answer

The highest plotted line usually represents the 97th percentile.

Answer

The median line corresponds to the 50th percentile.

Question 10

A child can put three words together at what age?

Accepted Answer

24 months

Answer

18 months

Answer

36 months

Answer

48 months

Growth and Development — MCQs

Growth and Development — MCQs

On this page

Practice by Chapter

Want unlimited practice?