Growth and Development Practice Questions

Q: A child presents with short stature. His bone age is less than chronological age. The height of his parents is normal. What is the most likely diagnosis?

Constitutional short stature. ***Constitutional short stature*** - This condition is characterized by a **delayed bone age** compared to chronological age, indicating a delay in skeletal maturation. - Children with constitutional short stature typically have **normal parental height** and will eventually reach a normal adult height, although puberty and growth spurts are often delayed. *Malnutrition* - While malnutrition causes **short stature** and **delayed bone age**, it would also likely present with other signs of nutritional deficiency such as **weight loss** or failure to thrive. - The case does not mention any dietary issues or poor socioeconomic conditions typically associated with malnutrition. *Familial short stature* - In familial short stature, the child's height is typically proportional to the parents' height, indicating a strong genetic component to their shorter stature. - It is characterized by a **normal bone age** for chronological age, unlike the delayed bone age seen in this child. *Cretinism* - Cretinism, or congenital hypothyroidism, results in **severe growth retardation** and **delayed bone age**. - However, it is also associated with distinct features like **coarse facial features**, macroglossia, umbilical hernia, and severe developmental delays, which are not mentioned in this case.

Q: A child who speaks 3-word sentences and names objects is likely to be what age?

36 months. ***36 months*** - By **36 months (3 years)**, children typically speak in **3-word sentences** (e.g., "I want cookie", "daddy go work") and can **name most familiar objects**. - Other developmental milestones at this age include using **plurals**, understanding **prepositions** (in, on, under), and engaging in simple conversations. - Their vocabulary is typically **200-1000 words**, and they can be understood by strangers most of the time. *12 months* - At **12 months**, children usually say their **first words** (e.g., "mama," "dada") but do not form sentences. - Their vocabulary is limited to only **1-2 words**, and they may use gestures to communicate. *18 months* - By **18 months**, a child's vocabulary expands to around **10-20 words**, and they primarily use **single words**. - They may occasionally string **two words together** (e.g., "want milk") but do not speak in 3-word sentences. *24 months* - At **24 months (2 years)**, children typically use **2-word phrases** (e.g., "want cookie," "mommy go") and can name several common objects. - Their vocabulary is around **50-200 words**, and they follow **two-step commands** and can kick a ball. - While language development varies, **3-word sentences are more typical of 30-36 months** rather than 24 months.

Q: Which developmental milestone is expected to be achieved by 6 months of age?

Sitting with support. ***Sitting with support*** - At 6 months, infants typically develop sufficient **head control** and **trunk strength** to sit upright when supported, often with their hands placed in front for balance. - This milestone indicates developing **postural control** and strengthening of core muscles. *Crawling* - **Crawling** is a more advanced gross motor skill usually achieved between **7 and 10 months** of age. - It requires greater coordination and strength than sitting with support, involving synchronized movement of limbs. *Walking* - **Walking** is a significant developmental milestone that typically emerges much later, usually between **9 and 15 months** of age. - It involves complex balance, coordination, and strength, and often follows a period of cruising along furniture. *Pincer grasp* - The **pincer grasp**, where an infant uses the thumb and forefinger to pick up small objects, is a fine motor skill usually developing around **9 to 12 months** of age. - At 6 months, infants typically use a **palmer grasp**, picking up objects with their whole hand.

Q: Which of the following milestones is not typically achieved by a 10-month-old child?

Standing without support. ***Standing without support*** - While a 10-month-old child may pull themselves to stand and cruise along furniture, **standing without support** is typically achieved between **11 to 14 months** of age. - This milestone requires greater balance and strength than is usually present at 10 months. *Pincer grasp* - A 10-month-old is generally developing a **pincer grasp**, allowing them to pick up small objects using their thumb and forefinger. - This fine motor skill is usually mastered around **9 to 12 months**. *Waving bye-bye* - **Waving bye-bye** is a common social gesture that many 10-month-old babies start to imitate. - This milestone indicates developing social interaction and understanding of simple commands. *Plays a peek-a-boo game* - Engaging in **peek-a-boo** demonstrates emerging **object permanence** and social reciprocity, which are typically present in a 10-month-old. - This interactive play is a sign of cognitive and social development at this age.

Q: Social smile is attained at what age?

2 months. ***2 months*** - The **social smile** is a significant developmental milestone that typically emerges around **2 months** of age. - At this age, infants begin to smile in response to human faces and voices, indicating early social engagement. *5 months* - By **5 months**, infants typically display more complex social behaviors, such as beginning to **recognize familiar faces** and interacting more deliberately. - While they will still smile socially, this milestone is achieved earlier than 5 months. *9 months* - Around **9 months**, infants often develop **stranger anxiety** and more specific attachment behaviors. - Their social smiling is well-established, but the initial milestone occurs much earlier. *1 year* - At **1 year of age**, infants are often walking, saying their first words, and engaging in more sophisticated social play through **imitation**. - The social smile is a well-integrated part of their communicative repertoire by this point, not a new development.

Q: In the context of child development, arrange the following milestones in the correct order of their attainment: I. Build tower of 4 cubes II. Make simple sentences III. Drawing a circle IV. Drawing a rectangle.

B. I → II → III → IV. ***B. I → II → III → IV*** - This sequence correctly reflects typical developmental milestones: **building a tower of 4 cubes** typically occurs around 2 years, followed by **making simple sentences** around 2.5-3 years, then **drawing a circle** around 3 years, and finally **drawing a rectangle** around 4-5 years. - Understanding the approximate age of attainment for these milestones is crucial for assessing **normal child development** and identifying potential delays. *A. II → III → IV → I* - This order places **making simple sentences** and **drawing skills** before the **building of a 4-cube tower**, which is generally incorrect as fine motor coordination for tower building precedes complex language and drawing. - Young children develop gross and fine motor skills (like stacking) before more intricate cognitive and artistic skills. *C. II → I → III → IV* - This sequence incorrectly places **making simple sentences** as the earliest milestone among the given options, and the subsequent order for drawing skills is also out of sync with typical development. - **Sentence formation** requires more advanced cognitive and linguistic development than initial fine motor tasks. *D. I → II → IV → III* - This option incorrectly places **drawing a rectangle** before **drawing a circle**. Children typically master drawing a circle first, as it is a less complex shape to replicate than a rectangle with its angles and straight lines. - The ability to draw a **circle** is generally achieved around 3 years, while drawing a **rectangle** is a later developmental milestone, usually around 4-5 years.

Q: At what age do children typically achieve the milestone of climbing steps with alternate feet?

By 3 years. ***By 3 years*** - Most children develop the ability to climb steps using **alternate feet** between the ages of 2 and 3 years, consolidating their **motor coordination** and balance. - This milestone signifies significant progress in **gross motor development**, involving the integration of various muscle groups for complex movements. *By 2 years* - Children around 2 years old can typically climb steps, but they often use a **leading foot** and drag the other, rather than alternating feet efficiently. - While they have developed basic stair negotiation skills, the refined coordination for alternating feet is usually still emerging. *By 4 years* - By 4 years of age, children generally demonstrate very good **balance** and coordination, including the ability to run, jump, and climb stairs with ease and fluidity. - Achieving alternating feet on stairs by this age is well within the expected range, but it's usually mastered earlier. *By 5 years* - Children aged 5 years are typically proficient in many complex motor skills, including running fast, skipping, and even performing more intricate actions like riding a scooter or tricycle. - Mastering alternate feet on stairs by this age is certainly expected, but it would have been achieved much earlier.

Q: Which of the following can be done by an 18 months old baby?

Can use 10 words with meaning. ***Can use 10 words with meaning*** - An 18-month-old toddler typically has a vocabulary of **10 to 20 meaningful words** and can point to familiar objects or body parts. - This stage reflects significant development in **expressive language skills**. *Making a tower of 9 blocks* - Making a tower of 9 blocks is a developmental milestone typically achieved around **3 years of age** (36 months). - An 18-month-old is usually capable of building a tower of **2-4 blocks**. *Riding a tricycle* - Riding a tricycle requires more advanced coordination and motor skills, usually emerging around **3 years of age**. - At 18 months, children are typically mastering **independent walking** and perhaps beginning to run. *Turning pages of a book one at a time* - This fine motor skill, requiring good hand-eye coordination and dexterity, is usually acquired between **24 and 30 months of age**. - An 18-month-old might turn several pages at once or manipulate books in a less precise manner.

Q: Growth of head circumference in the 1st 3 months of life is

5 cm. ***5 cm*** - Head circumference typically increases by **approximately 2 cm per month** during the first 3 months of life, leading to a total increase of about **5-6 cm** over this period. - This rapid growth reflects the significant **brain development** occurring in infancy. *2 cm* - An increase of only 2 cm over three months is **substantially less than expected** for normal infant head growth. - Such slow growth could indicate underlying issues like **microcephaly** or **impaired brain development**. *3 cm* - A 3 cm increase is also **below the average growth rate** for head circumference in the first three months. - While not as severe as 2 cm, it still suggests growth that is **slower than typical**. *10 cm* - An increase of 10 cm in the first three months would be considered **excessively rapid head growth**. - This could be a sign of conditions like **hydrocephalus** or other neurological abnormalities that cause an abnormal accumulation of cerebrospinal fluid.

Question 1

A child presents with short stature. His bone age is less than chronological age. The height of his parents is normal. What is the most likely diagnosis?

Accepted Answer

Constitutional short stature

Answer

Malnutrition

Answer

Familial short stature

Answer

Cretinism

Question 2

A child who speaks 3-word sentences and names objects is likely to be what age?

Accepted Answer

36 months

Answer

12 months

Answer

18 months

Answer

24 months

Question 3

Which developmental milestone is expected to be achieved by 6 months of age?

Accepted Answer

Sitting with support

Answer

Crawling

Answer

Walking

Answer

Pincer grasp

Question 4

Which of the following milestones is not typically achieved by a 10-month-old child?

Accepted Answer

Standing without support

Answer

Waving bye-bye

Answer

Pincer grasp

Answer

Plays a peek-a-boo game

Question 5

Social smile is attained at what age?

Accepted Answer

2 months

Answer

5 months

Answer

9 months

Answer

1 year

Question 6

In the context of child development, arrange the following milestones in the correct order of their attainment: I. Build tower of 4 cubes II. Make simple sentences III. Drawing a circle IV. Drawing a rectangle.

Accepted Answer

B. I → II → III → IV

Answer

A. II → III → IV → I

Answer

C. II → I → III → IV

Answer

D. I → II → IV → III

Question 7

At what age do children typically achieve the milestone of climbing steps with alternate feet?

Accepted Answer

By 3 years

Answer

By 2 years

Answer

By 4 years

Answer

By 5 years

Question 8

Which of the following is true about the tonic neck reflex?

Accepted Answer

Extension of the arm on the ipsilateral side, flexion of the arm on the contralateral side

Answer

Extension of the arm on the contralateral side, flexion of the arm on the ipsilateral side

Answer

Extension of the arms on both sides

Answer

Flexion of the arms on both sides

Question 9

Which of the following can be done by an 18 months old baby?

Accepted Answer

Can use 10 words with meaning

Answer

Making a tower of 9 blocks

Answer

Riding a tricycle

Answer

Turning pages of a book one at a time

Question 10

Growth of head circumference in the 1st 3 months of life is

Accepted Answer

5 cm

Answer

2 cm

Answer

3 cm

Answer

10 cm

Growth and Development — MCQs

Growth and Development — MCQs

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