Childhood Development Phases

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Questions and Answers

Which age range defines the neonate phase?

  • 1 to 3 years
  • 1 month to 1 year
  • Birth to 28 days (correct)
  • 3 to 6 years

Adolescence is characterized by rapid physiological adaptations and reflex-dominated behavior.

False (B)

What is the age range for the toddler phase?

1 to 3 years

The period from 6 to 12 years is referred to as ______ age.

<p>school</p> Signup and view all the answers

Match the developmental phase with its key characteristic:

<p>Infant = Development of motor and sensory functions Preschooler = Improved coordination, imagination, and socialization skills Adolescent = Puberty and psychological maturation</p> Signup and view all the answers

Which of the following is NOT a primary factor influencing growth?

<p>Socioeconomic status (A)</p> Signup and view all the answers

Height Standard Deviation Score (SDS) measures a child's weight compared to the population mean.

<p>False (B)</p> Signup and view all the answers

What does an X-ray of the left wrist assess in growth clinical assessment?

<p>Bone age</p> Signup and view all the answers

The formula for Height Standard Deviation Score (SDS) involves subtracting the mean height for age and sex from the child's height and dividing by the ______.

<p>standard deviation</p> Signup and view all the answers

Match the following growth factors with their mechanisms.

<p>Growth Hormone (GH) = Stimulates bone and tissue growth Thyroid Hormone = Regulates metabolism and growth Sex Hormones = Influence growth during puberty</p> Signup and view all the answers

At what age do children typically start walking independently?

<p>12-15 months (B)</p> Signup and view all the answers

The pincer grasp typically develops before the grasp reflex.

<p>False (B)</p> Signup and view all the answers

Around what age do children typically begin to use simple sentences?

<p>2 years</p> Signup and view all the answers

Stranger anxiety typically emerges around ______ months of age.

<p>6-9</p> Signup and view all the answers

Match the gross motor skills with the ages they usually appear:

<p>Rolling = 4-6 months Sitting = 6-9 months Hopping = 4 years</p> Signup and view all the answers

Which primitive reflex involves the infant turning their head when their cheek is stroked?

<p>Rooting reflex (C)</p> Signup and view all the answers

The Babinski reflex involves downgoing toes upon stimulation of the sole of the foot and is normal in infants.

<p>False (B)</p> Signup and view all the answers

What is the startle response in newborns called?

<p>Moro reflex</p> Signup and view all the answers

The tonic neck reflex, also known as the '______' position, is characterized by the infant extending the arm and leg on the side to which the head is turned.

<p>fencing</p> Signup and view all the answers

Match primitive reflexes with their typical age of disappearance:

<p>Moro reflex = 4-6 months Rooting reflex = 4 months Tonic neck reflex = 5-7 months</p> Signup and view all the answers

Which of the following reflexes is characterized by reflexive grasping when the palm is touched, disappearing by 4-6 months?

<p>Palmar grasp (D)</p> Signup and view all the answers

A child with a Height SDS of +2 is shorter than average for their age and sex.

<p>False (B)</p> Signup and view all the answers

What type of play is typically observed around 2 years of age?

<p>pretend play</p> Signup and view all the answers

Fluent speech, characterized by complex sentence structures and a wide vocabulary, typically develops around ______ years of age.

<p>3-4</p> Signup and view all the answers

Match the developmental milestones with approximate ages

<p>First Words = 12 months Running = 2 years Cooperative Play = 4-5 years</p> Signup and view all the answers

Which of the following best describes the primary purpose of mid-parental height estimation?

<p>Predicting adult height based on parental heights (B)</p> Signup and view all the answers

Chronic diseases always lead to growth acceleration in children.

<p>False (B)</p> Signup and view all the answers

What type of environment, if deficient, could negatively influence a child's growth?

<p>Psychosocial</p> Signup and view all the answers

A child who can draw shapes is typically in the ______ age range.

<p>2-5</p> Signup and view all the answers

Match each hormone to its primary role in growth.

<p>Growth Hormone = Stimulates growth of bone and soft tissues Thyroid Hormone = Essential for normal skeletal growth and brain development Sex Hormones = Drive pubertal growth spurt and development of secondary sexual characteristics</p> Signup and view all the answers

Which of the following motor skills is typically achieved LAST?

<p>Hopping (A)</p> Signup and view all the answers

A child with a Height SDS of -1 is, by definition, considered to have a growth disorder.

<p>False (B)</p> Signup and view all the answers

If a child is not babbling by 9 months of age, what area of development might warrant further investigation?

<p>Language</p> Signup and view all the answers

A significant discrepancy between chronological age and ______ age, as determined by X-ray, may indicate an endocrine disorder.

<p>bone</p> Signup and view all the answers

Match the clinical assessment tool with its purpose in evaluating a child's growth:

<p>Growth Charts = Track growth velocity and compare to population norms Height SDS = Quantify deviation from mean height for age and sex Bone Age = Assess skeletal maturity</p> Signup and view all the answers

A child presents with upgoing toes on one foot and downgoing toes on the other upon stimulation of the sole. What could this indicate?

<p>Possible neurological issue (D)</p> Signup and view all the answers

Because genetics are a primary factor in determining growth, interventions like improved nutrition or hormonal therapy are unlikely to significantly impact a child's growth trajectory if their parents are short.

<p>False (B)</p> Signup and view all the answers

In the context of assessing growth, what is the significance of plotting a child's height on a growth chart over time, as opposed to a single measurement?

<p>Assess growth velocity</p> Signup and view all the answers

If a child's height consistently tracks along the 3rd percentile on a growth chart, but their parental heights are at the 75th percentile, this discrepancy warrants investigation for potential ______ or underlying medical conditions impacting growth.

<p>growth disorders</p> Signup and view all the answers

Match the clinical presentations with the likely age range.

<p>Child uses 5-word sentences and asks 'why' questions incessantly. = Preschooler Child experiences a growth spurt, develops acne, and expresses interest in dating. = Adolescent Child can build a tower of blocks, feed themself with a spoon and scribble. = Toddler</p> Signup and view all the answers

Flashcards

Neonate Phase

From birth to 28 days; characterized by rapid physiological adaptations and reflex-dominated behavior.

Infant Phase

From 1 month to 1 year; marked by rapid growth, motor and sensory development, and initial social interactions.

Toddler Phase

From 1 to 3 years; characterized by independent walking, speech development, and environmental exploration.

Preschooler Phase

From 3 to 6 years; involves improved coordination, imagination, and socialization skills.

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School Age Phase

From 6 to 12 years; features steady growth, cognitive skill development, and peer relationship building.

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Adolescent Phase

From 12 to 18 years; involves puberty, development of secondary sexual characteristics, and psychological maturation.

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Factors of Growth

Factors like genetics, nutrition, hormones (GH, thyroid, sex hormones), chronic diseases, and psychosocial environment that influence a child's growth

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Growth Clinical Assessment

Clinical assessment involving growth charts (percentiles), height standard deviation score (SDS), bone age (X-ray of left wrist) and mid-parental height estimation.

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Height Standard Deviation Score (SDS)

Measures how much a child’s height deviates from the population mean, using the formula: (Child’s height - Mean height for age and sex) / Standard deviation

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Gross Motor Milestones

Rolling (4-6m), sitting (6-9m), walking (12-15m), running (2y), hoping (4y).

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Fine Motor Milestones

Grasp reflex (newborn), pincer grasp (9-12m), drawing shapes (2-5y).

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Language Milestones

Babbling (6m), first words (12m), simple sentences (2y), fluent speech (3-4y).

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Social/Cognitive Milestones

Smiling (6w), stranger anxiety (6-9m), pretend play (2y), cooperative play (4-5y).

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Moro Reflex

Startle response that disappears by 4-6 months.

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Palmar Grasp

Reflexive grasp when palm is touched; disappears by 4-6 months.

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Rooting Reflex

Turns head when cheek is stroked; disappears by 4 months.

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Tonic Neck Reflex

"Fencing" position when head turns; disappears by 5-7 months.

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Babinski Reflex

Upgoing toes with sole stimulation.

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Study Notes

  • Child organism development occurs in distinct phases from birth to adolescence

Phases of Childhood

  • Neonate phase spans from birth to 28 days, marked by rapid physiological adaptation and reflex-driven behavior
  • Infant phase is from 1 month to 1 year, characterized by rapid growth, developing motor and sensory functions, and initial social interactions
  • Toddler phase lasts from 1 to 3 years, featuring independent walking, speech development, and environmental exploration
  • Preschooler phase is from 3 to 6 years, with improvements in coordination, imagination, and socialization skills
  • School age is from 6 to 12 years, with steady growth, cognitive skill enhancement, and peer relationship development
  • Adolescent phase spans from 12 to 18 years, involving puberty, development of secondary sexual characteristics, and psychological maturation

Growth Factors

  • Genetics, nutrition, and hormones (GH, thyroid, sex hormones) influence growth
  • Chronic diseases and psychosocial environment also affect growth

Clinical Assessment of Growth

  • Growth charts use percentiles to assess growth
  • Height Standard Deviation Score (SDS) quantifies height deviation from the population mean
  • Bone age is determined via X-ray of the left wrist
  • Mid-parental height estimation provides a predicted height range
  • SDS = (Child’s height - Mean height for age and sex) / Standard deviation

Developmental Milestones

  • Gross motor skills include rolling (4-6 months), sitting (6-9 months), walking (12-15 months), running (2 years), and hopping (4 years)
  • Fine motor skills include grasp reflex (newborn), pincer grasp (9-12 months), and drawing shapes (2-5 years)
  • Language development stages include babbling (6 months), first words (12 months), simple sentences (2 years), and fluent speech (3-4 years)
  • Social/cognitive milestones are smiling (6 weeks), stranger anxiety (6-9 months), pretend play (2 years), and cooperative play (4-5 years)

Primitive Reflexes

  • Moro reflex: A startle response that disappears by 4-6 months
  • Palmar grasp: Reflexive grasping when the palm is touched, disappears by 4-6 months
  • Rooting reflex: Turning the head when the cheek is stroked, disappears by 4 months
  • Tonic neck reflex: "Fencing" position when the head turns, disappears by 5-7 months
  • Babinski reflex: Upgoing toes with sole stimulation, disappearing after infancy

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