Infant and early child years development Composition

п»ї1. General baby development

a. Infant period

i. Neonate/newborn: 28 times of life

ii. Infant: 1 month-1 year

b. Physical changes

my spouse and i. Greatest length of physical advancement

ii. Birthweight

1 . Avg 7. 5-8 lbs

2 . Doubles by 6 months

several. Triples by 1 year

four. Growth variations= genetics, nourishment, activity, disease iii. Level

1 . 19-21 in

installment payments on your Increases 10-12 inch simply by 1st yr

3. 1 / 2 adult height by a couple of years

iv. Brain circumference

1 ) 13-14 "

2 . Fontanels: openings inside the baby head (allows head to expand) a. Detras closure by 3 months

m. Anterior closure at 18 months

v. Brain/nervous system

1 . Midbrain/medulla: vital functions (HR, RR, sleep/wake, elimination) installment payments on your Cortex: notion, thinking, terminology, body motion

3. Synaptogenesis: synapses kind

a. Human brain weight triples by two years/quadruples by simply 4 years

b. Best heavy

5. Pruning: removing extra synapses

a. Best plasticity (doesn't get harm as easily)

b. Susceptible to deficits w/o stimulation (getting rid of crevices that they need) 5. Myelinization

a. Cephalocaudal/proximodistal development (head to limbs/inside to outside) b. Reticular formation (attention/focus) incomplete until 20s vi. Reflexes

1 . Adaptive= survival (sucking)

installment payments on your Primitive

a. Immature neuro system

m. Disappear 6-12 months

c. Normal

i. Moro (startle)

ii. Rooting/sucking

iii. Palmer/plantar grasp otorgar magnet: baby grabs anything that touches hand/foot iv. Babinski (splaying toes)

v. Tonic neck (fencing): turn brain they correct that adjustable rate mortgage and flex other adjustable rate mortgage up vi. Stepping/crawling: carry baby over ground= " step”

vii. Behavioral claims

1 . your five sleep/wake cycles--> deep rest, light sleeping, drowsiness, silent alert (most productive to get mom and baby), notify, fussing 2 . Repeats every single 2 hours

three or more. Circadian rhythms: begin regarding 8 weeks

four. 6 months= sleep 18 hours (more regular/predictable)

viii. Gross/fine electric motor development

1 . Bones

a. Ossify coming from prenatal--> puberty

b. Density required for pounds bearing/motor activity

2 . Muscle tissues

a. Higher fat to muscle rate at birth

b. Fat percentage declines by simply age you

3. Major motor: brain control, moving, sitting, crawling, walking 4. Fine motor unit: use of hands/fingers

ix. Motor unit developmental milestones

1 . Low motor

a. 1 month= stepping reflex, lifts head/lacks head control and support b. 2 - 3 month= brain control

c. 4-6 month= rolls above, sit backed, head set up, creeps (army crawl--> precrawl) d. 7-9 month= sit down unsupported, crawls

e. 10-12 month= draws up, strolls grasping furniture (alone)

installment payments on your Fine motor

a. one particular month= grips object available

b. two to three month= swipes object in view

c. 4-6 month= gets to, grasps

deb. 7-9 month= hand at hand transfer

elizabeth. 10-12 month= hand preference, grasp spoon in side, poor aim hand to mouth c. Sensory expertise

i. Eye-sight

1 . Awareness

a. 20/200 at birth

m. 20/20 by 2

2 . Sees color at birth--> less complicated design is seen better 3. Traffic monitoring objects

a. Birth-6 weeks= 8-10 inch

b. Tracks across room by 6-10 weeks

2. Hearing

1 ) Better than vision

2 . Startle to deafening noise

3. Turn/search for sound

a. Get better at tracking down w/ age

b. 18 months= have got adult potential

4. Recognize mother's voice

iii. Smelling--> recognize mother's scent

4. Taste

1 . Distinguish nice, sour, nasty

2 . Sodium is first style in utero

3. Lovely is in breastmilk

v. Touch

1 . Greatest developed perception at birth

2 . Touching reflexes sensitive to touch and massage

g. Perceptual skills

i. Development

1 . Choice technique: look at 2 pics and see which one infant looks at for a longer time 2 . Naturalization: show same task to toddler several times--> more times you display infant the less fired up they obtain 3. Dishabituation: show a new toy that's similar to naturalization toy--> receive excited once again 4. Operant conditioning: newborn associates toy/noise with a thing ii. Seeking

1 . Depth

a. NB scans ends

i. Views outline of faces

2. Can't discriminate mom when ever head is definitely wrapped in scarf

w. 3 months= perceives interesting depth

2 . Intricate patterns...