[22] FINALS | INFANCY Flashcards
a period of dramatic physical changes & developmental achievements
INFANCY
Age range of INFANCY
0-1 years old
PROPORTIONAL CHANGES
- At birth, infant’s weight increases by ____ /month
- By 5-6 months, infant’s weight increases twice the amount from birth weight (____ kg average)
- By 1 year old, infant’s weight increases thrice the amount from birth weight is (____ kg average)
- At birth, infant’s weight increases by 0.68 kg /month
- By 5-6 months, infant’s weight increases twice the amount from birth weight (6 - 7.26 kg average)
- By 1 year old, infant’s weight increases thrice the amount from birth weight is (9 - 9.75 kg average)
PROPORTIONAL CHANGES
WEIGHT
- Infants who are ____ after 6 months have greater weight than those who are ____ beyond 6 months
WEIGHT
- Infants who are bottle-fed after 6 months have greater weight than those who are breastfed beyond 6 months
PROPORTIONAL CHANGES
Height
- increases by ____ /month during the first 6 months
- slows during the second 6 months - ____
- During the first year the infant increases height by ____%
Height
- increases by 2.5cm (1in.)/month during the first 6 months
- slows during the second 6 months - 1.25 cm/1/2 inch
- During the first year the infant increases height by 50%
PROPORTIONAL CHANGES
HEIGHT
- 1-5 months: +____ cm/month
- At 6 months: total height is ____ cm
- By 12 months: ____% increase in length (____ cm average)
HEIGHT
- 1-5 months: +2.5 cm/month
- At 6 months: total height is 65 cm
- By 12 months: 50% increase in length (74 cm average)
PROPORTIONAL CHANGES
HEAD CIRCUMFERENCE
- 1-3 months: +____ cm /month
- 4-6 months: +____ cm / month
- 6-12 months: +____ cm /month
HEAD CIRCUMFERENCE
- 1-3 months: +2 cm /month
- 4-6 months: +1 cm / month
- 6-12 months: +0.5 cm /month
PROPORTIONAL CHANGES
HEAD CIRCUMFERENCE
- At 6 months: ____ cm average
- At 12 months: ____% increase (46 cm average)
- There is also a ____ times increase in brain weight
- (-) P____
HEAD CIRCUMFERENCE
- At 6 months: 43 cm average
- At 12 months: 33% increase (46 cm average)
- There is also a 2 1/2 times increase in brain weight
- (-) Primitive reflexes
PROPORTIONAL CHANGES
CLOSURE OF CRANIAL SUTURES
- Anterior Fontanel: ____ months (____ months average)
- Posterior Fontanel: ____ weeks
CLOSURE OF CRANIAL SUTURES
- Anterior Fontanel: 12-18 months (14 months average)
- Posterior Fontanel: 6-8 weeks
PROPORTIONAL CHANGES
CHEST
- ____ diameter > ____ diameter
- By 1 year old
CC ____ HC
weight of the ____ doubled
CHEST
- lateral diameter > AP diameter
- By 1 year old
CC = HC
weight of the heart doubled
PROPORTIONAL CHANGES
- BY THE END OF THE INFANT PERIOD – the ____ is prominent
- THE CIRCUMFERENCE OF THE CHEST – Is less than that of the head at birth by about ____
- ABDOMEN - remains ____ until the child has been walking
- ____ - develop as infant hold up their head
- BY THE END OF THE INFANT PERIOD – the lower jaw is prominent
- THE CIRCUMFERENCE OF THE CHEST – Is less than that of the head at birth by about 2cm
- ABDOMEN - remains protuberant until the child has been walking
- CERVICAL, THORACIC, LUMBAR VERTEBRAL CURVES - develop as infant hold up their head
MATURATION OF SYSTEMS
SENSES
- A____ acuity at adult level
- V____ acuity begins to improve
- B____ fixation (fixation of 2 ocular images into one cerebral picture):
begins to develop by ____ weeks of age
Should be well established by age ____ months
SENSES
- Auditory acuity at adult level
- Visual acuity begins to improve
-
Binocular fixation (fixation of 2 ocular images into one cerebral picture):
begins to develop by 6 weeks of age
Should be well established by age 4 months
MATURATION OF SYSTEMS
SENSES
- Depth perception (____)
(ability to perceive depth or 3D space) - Begins to develop by age ____ to ____ months but may exist earlier
SENSES
- Depth perception (stereopsis)
(ability to perceive depth or 3D space) - Begins to develop by age 7 to 9 months but may exist earlier
MATURATION OF SYSTEMS
DEVELOPMENT OF SENSES
VISION
- Ask parents to consider how all these t____ must appear from an infant’s viewpoint
HEARING
- Provide s____ sound or c____ voices
- Avoid harsh or loud bangs to avoid startle
- Recording of m____ or family voices sounds can be soothing
- Encourage parents to r____ to their child daily
DEVELOPMENT OF SENSES
VISION
- Ask parents to consider how all these trapping must appear from an infant’s viewpoint
HEARING
- Provide soft musical sound or cooing voices
- Avoid harsh or loud bangs to avoid startle
- Recording of maternal heart or family voices sounds can be soothing
- Encourage parents to read to their child daily
MATURATION OF SYSTEMS
DEVELOPMENT OF SENSES
TOUCH
- Maintain s____ contact
- Clothes should feel comfortable, soft rather than rough
- Diapers should be dry rather than wet
- Teach parents to handle infants with a____ yet with g____
- Reminds parents that their child is a baby
DEVELOPMENT OF SENSES
TOUCH
- Maintain skin to skin contact
- Clothes should feel comfortable, soft rather than rough
- Diapers should be dry rather than wet
- Teach parents to handle infants with assurance yet with gentleness
- Reminds parents that their child is a baby
MATURATION OF SYSTEMS
DEVELOPMENT OF SENSES
TASTE
- Solid food is introduced as early as ____ months
- Urge parents to make m____ a time for fostering trust as well as supplying nutrition
SMELL
- ____ hours after birth infant can smell accurately
- They identify the familiar smell of b____
DEVELOPMENT OF SENSES
TASTE
- Solid food is introduced as early as 6 months
- Urge parents to make mealtime a time for fostering trust as well as supplying nutrition
SMELL
- 1 to 2 hours after birth infant can smell accurately
- They identify the familiar smell of breast milk
MATURATION OF SYSTEMS
RESPIRATORY SYSTEMS
- Respiratory rate slows down from ____ breaths/min to ____ breaths/min by the end of the first year
- A____ respiratory movements
- Short straight E____
- T____ proximal to the short bronchi
RESPIRATORY SYSTEMS
- Respiratory rate slows down from 30-60 breaths/min to 20-30 breaths/min by the end of the first year
- Abdominal respiratory movements
- Short straight Eustachian tube
- Trachea proximal to the short bronchi
MATURATION OF SYSTEMS
HEART
- Heart rate: from ____ bpm to ____ bpm by the end of first year
- Rhythm: s____
- ____ pressure rises during the first 2 mos.
- ____ pressure decreases during the first 3 mos, & then gradually rises to values close to those at birth.
- B____ - fluctuating
HEART
- Heart rate: from 110-160 bpm to 100-120 bpm by the end of first year
- Rhythm: sinus arrhythmia
- Systolic pressure rises during the first 2 mos.
- Diastolic pressure decreases during the first 3 mos, & then gradually rises to values close to those at birth.
- BP - fluctuating
MATURATION OF SYSTEMS
HEMATOPOIETIC
- F____ (HgbF)
- present for the first ____ months
- (+) p____ at 2-3
months
HEMATOPOIETIC
-
Fetal hemoglobin (HgbF)
- present for the first 5 months
- (+) physiologic anemia at 2-3
months
MATURATION OF SYSTEMS
DIGESTIVE SYSTEM
- Digestive processes are relatively ____
- S____ is secreted in small amounts
- D____ is common
- Majority of the digestive processes begin at ____ mos.
- Immaturity of the digestive processes is evident in the appearance of s____
- L____ is the most immature of all GI organs
- At 12 months: ____ meals/day + ____ bottle of milk at night
- may have ____ BM daily.
DIGESTIVE SYSTEM
- Digestive processes are relatively immature
- Saliva is secreted in small amounts
- Drooling is common
- Majority of the digestive processes begin at 3 mos.
- Immaturity of the digestive processes is evident in the appearance of stools
- Liver is the most immature of all GI organs
- At 12 months: 3x meals/day + 1 bottle of milk at night
- may have 1 or 2 BM daily.
MATURATION OF SYSTEMS
IMMUNOLOGIC
- ____ present in large amounts in colostrum
- Immune system becomes functional by at least ____ months
- Can actively produce both immune globulin ____ and ____ antibodies by 1 year.
IMMUNOLOGIC
- IgA present in large amounts in colostrum
- Immune system becomes functional by at least 2 months
- Can actively produce both immune globulin IgG and IgM antibodies by 1 year.
MATURATION OF SYSTEMS
THERMOREGULATION
- More efficient
- S____ in response to cold
- Ability to adjust to cold is mature by ____ mos
- Has develop a____ for insulation
THERMOREGULATION
- More efficient
- Shivering in response to cold
- Ability to adjust to cold is mature by 6 mos
- Has develop adipose tissue for insulation
MATURATION OF SYSTEMS
RENAL STRUCTURES
- Immaturity of renal structures leads to ____
- Complete maturity kidneys at latter half of 2nd year when the cuboidal epithelium of the ____ becomes flattened
- Kidneys remain ____
RENAL STRUCTURES
- Immaturity of renal structures leads to dehydration
- Complete maturity kidneys at latter half of 2nd year when the cuboidal epithelium of the glomeruli becomes flattened
- Kidneys remain immature
- ability to coordinate hand movements
- grasping & manipulating
FINE MOTOR DEVELOPMENT
FINE MOTOR DEVELOPMENT
Is still a reflex of the infant of the first 4 months
GRASPING
FINE MOTOR DEVELOPMENT
GRASPING
- 1 month: Hands predominantly ____
- 3 months: Hands predominantly ____
- 4 months: ____ regard
- 5 months: ____ grasping
- 8-9 months: ____ grasp
- 10-12 months: ____ grasp
GRASPING
- 1 month: Hands predominantly closed
- 3 months: Hands predominantly open
- 4 months: Hand & Object regard
- 5 months: Voluntary grasping
- 8-9 months: Crude Pincer grasp
- 10-12 months: Neat Pincer grasp
FINE MOTOR DEVELOPMENT
MANIPULATIVE SKILLS
- 6 months: Holds ____; grasps ____ & pull them to mouth; feeds self ____
- 7 months: Transfers ____ from one hand to the other
- 10 months: Lets go & offers ____ to others
- 11 months: ____ objects in container
- 12 months: Tries ____ but fails
MANIPULATIVE SKILLS
- 6 months: Holds bottle; grasps feet & pull them to mouth; feeds self crackers
- 7 months: Transfers objects from one hand to the other
- 10 months: Lets go & offers object to others
- 11 months: Puts & removes objects in container
- 12 months: Tries tower of 2 blocks but fails
- ability to accomplish
large body movements - head control, sitting, rolling over, locomotion
GROSS MOTOR DEVELOPMENT