NU 435 EXAM 2 INFANT WELLNESS ILLNESS 50
QUESTIONS AND ANSWERS UPDATED 2026
VERIFIED ANSWERS PRACTICE QUESTIONS
GRADED A+ REVIEW
Physiological Growth
WEIGHT
length
head circumference
closure of fontanels
chest circumference - CORRECT ANSWER -Weight: 2x birth @ 6 mo, 3x
birth @ 12 mo
Length: 0.5x birth @ 12 mo
Head Circ: 0.33x birth @ 12 mo
Closure of Fontanels:
Posterior: 1.5-2 mo
Anterior: 12-18 mo
Chest circ = head circ @ 12 mo
when do NB reflexes decrease? when should they no longer be present?
what about the immune system? - CORRECT ANSWER -Sensory acuity:
Hearing as good as adulthood; vision progresses in binocularity from 6 wks
through 4 months, and distance vision through 9 months
,Neurological maturation: Newborn reflexes decrease by 2-3 months, should no
longer be present by 4 months
Risk for infection: Immature immune system not yet producing IgA
Risk for ear & respiratory infections
how does feeding change?
when does drooling begin? and teething?
how many wet diapers after first week?
when do iron stores change? - CORRECT ANSWER -Immature digestive
processes: Improves by 3 mo, some compensation by human breast milk
Feeding decreases in frequency, increases in quantity
Bowel movement frequency dependent on type of intake
Drooling @ 4 months, 1st teeth @ 5 months
Renal Immaturity: Unconcentrated urine, 6-8 wet diapers daily after 1st week
Hematological changes: Iron stores, fetal (HgF) adult hemoglobin by ~ mo 5
The Psychosexual - Freud - CORRECT ANSWER -Three basic
components:
Id = the unconscious, self-centered & immediate gratification seeking
Ego = Rational, negotiates social realities to try and achieve gratification
Superego = moral arbiter, inhibits behavior that threatens society
frued's stages - CORRECT ANSWER -1. Oral- birth to one year
, -gratification through oral activities
2. Anal- 1- 3yrs
-gratification through control of anal sphincter
3. phallic- 3-6yrs
-Gratification through genital experiences (period of Oedipus & Electra)
4. Latency- 6- 12years
-Energy channeled towards learning, less towards gratification
5. Gential -12+
-Puberty; Gratification through sexual experiences
Milestones:
Gross Motor Development
what can they do at 1, 4, month?
rolling over?
sitting upright? - CORRECT ANSWER -1 month
HEAD CONTROL: Head lag when lifted (supine), turn head or lift moment
(prone)
-rolling over: no
-sitting upright: no
4 months
HEAD CONTROL: Can balance head on shoulders in upright position
rolling over: Back to side
sitting upright: Can sit upright if propped up, can push up on elbows (prone)
QUESTIONS AND ANSWERS UPDATED 2026
VERIFIED ANSWERS PRACTICE QUESTIONS
GRADED A+ REVIEW
Physiological Growth
WEIGHT
length
head circumference
closure of fontanels
chest circumference - CORRECT ANSWER -Weight: 2x birth @ 6 mo, 3x
birth @ 12 mo
Length: 0.5x birth @ 12 mo
Head Circ: 0.33x birth @ 12 mo
Closure of Fontanels:
Posterior: 1.5-2 mo
Anterior: 12-18 mo
Chest circ = head circ @ 12 mo
when do NB reflexes decrease? when should they no longer be present?
what about the immune system? - CORRECT ANSWER -Sensory acuity:
Hearing as good as adulthood; vision progresses in binocularity from 6 wks
through 4 months, and distance vision through 9 months
,Neurological maturation: Newborn reflexes decrease by 2-3 months, should no
longer be present by 4 months
Risk for infection: Immature immune system not yet producing IgA
Risk for ear & respiratory infections
how does feeding change?
when does drooling begin? and teething?
how many wet diapers after first week?
when do iron stores change? - CORRECT ANSWER -Immature digestive
processes: Improves by 3 mo, some compensation by human breast milk
Feeding decreases in frequency, increases in quantity
Bowel movement frequency dependent on type of intake
Drooling @ 4 months, 1st teeth @ 5 months
Renal Immaturity: Unconcentrated urine, 6-8 wet diapers daily after 1st week
Hematological changes: Iron stores, fetal (HgF) adult hemoglobin by ~ mo 5
The Psychosexual - Freud - CORRECT ANSWER -Three basic
components:
Id = the unconscious, self-centered & immediate gratification seeking
Ego = Rational, negotiates social realities to try and achieve gratification
Superego = moral arbiter, inhibits behavior that threatens society
frued's stages - CORRECT ANSWER -1. Oral- birth to one year
, -gratification through oral activities
2. Anal- 1- 3yrs
-gratification through control of anal sphincter
3. phallic- 3-6yrs
-Gratification through genital experiences (period of Oedipus & Electra)
4. Latency- 6- 12years
-Energy channeled towards learning, less towards gratification
5. Gential -12+
-Puberty; Gratification through sexual experiences
Milestones:
Gross Motor Development
what can they do at 1, 4, month?
rolling over?
sitting upright? - CORRECT ANSWER -1 month
HEAD CONTROL: Head lag when lifted (supine), turn head or lift moment
(prone)
-rolling over: no
-sitting upright: no
4 months
HEAD CONTROL: Can balance head on shoulders in upright position
rolling over: Back to side
sitting upright: Can sit upright if propped up, can push up on elbows (prone)
