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Fundamentals · chapter 39 · Conception Through Adolescence

Growth and Development Stages

The 13 things this section of the textbook says that you are most likely to be asked about — quoted word for word, not retold. Then 6 practice questions with the reasoning.

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Key points

  1. Development scope

    It is important to remember that development encompasses not only the physiological changes throughout childhood but also how emotions, psychological state, and social relationships change and adapt over time (Saddleback College, 2019).
  2. Prenatal stage sequence

    The development process that starts at conception and ends at birth is called prenatal development. Prenatal development has three subcategories: pre-embryonic, embryonic, and fetal (Lally Valentine-French, 2019).
  3. Embryonic teratogen risk

    It is also important to remember that the risk of teratogenic exposure is highest during the embryonic developmental stage. A teratogen is any external force, like a medication, chemical, alcohol, drug, or maternal infection, that can cause fetal abnormalities.
  4. Neonatal vulnerability

    Neonates are not born with a mature immune system and are at risk for serious infections. Also, previously undiagnosed congenital abnormalities are likely to be detected in this stage.
  5. Newborn early weight loss

    A healthy newborn is expected to lose 7 to 10 percent of their birth weight in the first two to three days after birth. This is because newborns are born with excess fluid as a result of the birthing process, especially if the birthing person received intravenous fluid during labor (Miyoshi et al., 2020).
  6. Apgar score ranges

    The American Academy of Pediatrics defines a five-minute Apgar score of 7 to 10 as reassuring, 4 to 6 as moderately abnormal, and 0 to 3 as low.
  7. Infant weight gain

    By 6 months of age, infants are expected to double their birth weight, and they should triple their birth weight by 1 year. They should also be growing between ½ and 1 in. (1.3 and 2.5 cm) every month.
  8. Infant developmental patterns

    There are two primary developmental patterns: proximodistal and cephalocaudal. In the proximodistal pattern, development occurs closer to the midline first and then in extremities.
  9. Infant separation anxiety

    By approximately 6 months of age, infants demonstrate separation anxiety, or fear of abandonment when their primary caregiver leaves. This behavior is a normal part of development that children usually outgrow by age 3 years.
  10. Toddler language and feeding

    By the end of the second year, children should be able to speak in two- to three-word sentences and have a 200-word vocabulary. They should also have the fine motor skills needed to scribble with a crayon or marker and be able to feed themselves with a spoon and fork (Byington Kim, 2015).
  11. Preschool social readiness

    Children in this age group learn new social skills that get them ready for school. For example, they learn to follow rules and play with other children in a group.
  12. School-age independence and peers

    During this age bracket, they progressively develop more independence and establish patterns of behavior with regard to school, friends, and extracurricular activities. Children in this age group tend to have strong bonds with peers and like to participate in activities, hobbies, and sports (Saddleback College, 2019).
  13. Puberty onset ages

    The onset of puberty for females is usually between the ages of 8 and 13 years. Males tend to start puberty between the ages of 9 and 14 years (National Institutes of Health, 2021).

Terms to know

development
The sequential process through which children obtain new skills, cognitive ability, and emotional awareness is called development.
growth
The increases in height and weight that happen as children mature are known as growth.
conception
Human development begins at conception, which is the biological process of a sperm fertilizing an ovum, otherwise known as an egg.
zygote
The product of conception is referred to as a zygote, which is a fertilized ovum.
prenatal development
The development process that starts at conception and ends at birth is called prenatal development.
teratogen
A teratogen is any external force, like a medication, chemical, alcohol, drug, or maternal infection, that can cause fetal abnormalities.
developmental milestones
Developmental milestones are activities 75 percent or more of children can do by a certain age (Centers for Disease Control and Prevention, 2023).
puberty
The primary physical change during adolescence is puberty, or the development process of becoming sexually mature.

Practice questions

Stuck on select-all-that-apply? How to take them one option at a time.

The graded version needs JavaScript. Every question is below anyway, with the answer and why.

Every question here, with the answer

  1. A patient is approximately 6 weeks after conception and asks why the nurse is emphasizing avoidance of alcohol, unapproved medications, and other exposures. Which response is most appropriate?

    1. This is the embryonic stage, when the basic body structure is developing and teratogenic exposure can cause permanent damage or death.
    2. Teratogens are mainly a concern after week nine, when all organ systems are fully mature.
    3. A problem in one cell layer usually affects only one organ system, so exposure at this stage is low risk.
    4. The priority at this point is gender determination, because that is the main developmental milestone now.

    Answer: This is the embryonic stage, when the basic body structure is developing and teratogenic exposure can cause permanent damage or death.

    The embryonic stage is the highest-risk period for teratogenic exposure because the basic structures of the body are developing. The other options confuse fetal-stage milestones or minimize the multisystem effects described in the section.

  2. A newborn has a five-minute Apgar score of 5. Which nursing action is indicated based on the score?

    1. Delay intervention until the next routine assessment.
    2. Stimulate the newborn and provide positive pressure ventilation via bag mask.
    3. Dry the infant, promote bonding with skin-to-skin contact, and prevent heat loss only.
    4. Call a code and initiate CPR immediately.

    Answer: Stimulate the newborn and provide positive pressure ventilation via bag mask.

    A five-minute Apgar score of 4 to 6 is moderately abnormal and requires stimulation and positive pressure ventilation by bag mask. Drying and skin-to-skin care are listed for reassuring scores, while CPR is listed for very low scores.

  3. At a 6-month well-child visit, which findings would the nurse recognize as expected developmental milestones? Select all that apply.

    1. Takes independent steps
    2. Has a 200-word vocabulary
    3. Responds to their name
    4. Makes vowel sounds
    5. Sits with support

    Answer: Responds to their name, Makes vowel sounds, Sits with support

    At 6 months, expected milestones include sitting with support, making vowel sounds, and responding to the infant’s name. Independent steps are listed at 12 months, and a 200-word vocabulary is described for the end of the second year.

  4. A nurse observes several 2-year-old children in a play area. Which observations or teaching points reflect expected psychosocial development for toddlers? Select all that apply.

    1. The children may mimic what another child is doing.
    2. Parallel play means the child is not paying attention to other children.
    3. The children may play near each other rather than with each other.
    4. This type of play helps children learn to socialize.
    5. This type of play should be discouraged because it delays more advanced play.

    Answer: The children may mimic what another child is doing., The children may play near each other rather than with each other., This type of play helps children learn to socialize.

    Parallel play is expected in toddlers: they play near one another, often mimic each other, and learn socialization through this process. The section states that even when it looks like they are not paying attention, they are, and parallel play is a bridge to more advanced play.

  5. The parent of a 3-year-old says, “My child cries and clings to me every time I leave her at preschool.” Which nursing responses are appropriate? Select all that apply.

    1. Advise the parent to keep the goodbye brief.
    2. Encourage the parent to remain calm at drop-off.
    3. Reassure the parent that separation anxiety can be a normal developmental stage.
    4. Tell the parent to describe the return time using the child’s daily routine, such as after lunch or nap time.
    5. Recommend allowing prolonged clinging and crying so the child receives attention before the parent leaves.

    Answer: Advise the parent to keep the goodbye brief., Encourage the parent to remain calm at drop-off., Reassure the parent that separation anxiety can be a normal developmental stage., Tell the parent to describe the return time using the child’s daily routine, such as after lunch or nap time.

    The section teaches that separation anxiety in preschool children can be normal and does not mean the child is not ready for preschool. The recommended approach is to remain calm, explain return time using the child’s routine, and keep the goodbye brief; prolonged clinging can reinforce the behavior.

  6. An 8-year-old patient is staying in the hospital for several days and says they miss their best friend. Which nursing intervention best supports this child’s expected psychosocial development?

    1. Tell the family that peer relationships are not important until adolescence.
    2. Provide age-appropriate opportunities to maintain peer connection and participate in activities or hobbies when possible.
    3. Encourage the child to focus only on independent play near others, not interaction.
    4. Redirect the child toward imaginary friends and make-believe play as the main developmental need.

    Answer: Provide age-appropriate opportunities to maintain peer connection and participate in activities or hobbies when possible.

    For school-age children, peer relationships are central to psychosocial development, and they often enjoy activities, hobbies, and sports with friends. The other options match younger developmental stages or contradict the importance of peer-to-peer relationships in this age group.

Where every quote comes from

Section 39.1 Growth and Development Stages of Fundamentals of Nursing by Christy Bowen, Lindsay Draper, Heather Moore, OpenStax, 2024. Read the whole section free at openstax.org.

The textbook is licensed under CC BY-NC-SA 4.0. This page quotes it word for word and adds the headings, the order and the practice questions; references to the book's figures and stray spaces left by its formatting are removed. The page is shared under the same licence. Nothing here is sold.