Health Promotion Of The Newborn & Infant Flashcards
Newborns lose up to what % of birth wt and by what day do they do this?
10% of birth wt lost by day 3-4
When do infants gain their birth wt back?
10-14th day
When does infants wt double and when does it tripple
Double - 6months
Triples - 12 months
Infants gain how many inchs until 6 months
After that they increase ht how
1 inch per month until 6 months
Then it is in spurts
How babies head circumference increases
2cm/month for 3months
1cm/month for 4-6months
0.5cm/month 6-12months
When fontanels close
Anterior: 12-18months
Posterior: 2-3months
What indicates brain growth in an infant
Head circumference
We slowly replace what type of reflexes with what
Primitive reflexes are replaced slowly with:
Protective and purposeful movements
When primitive reflexes disappear:
Step
Root
Suck
Moro
Step: 4-8wks
Root: 3months
Suck: 2-5months
Moro: 4 months
When primitive reflexes go away:
Tonic neck/fencing
Palmar grasp
Plantar grasp
Babinski
Tonic neck/fencing: 4 months
Palmar grasp: 4-6 months
Plantar grasp: 9 months
Babinski: 12 months
Protective reflexes and when we get them
Neck righting: 4-6 months
Parachute sideways and forward: 6 months
tilt to side and stick out hands to catch self
In 1st year of life infants RR slow to what
Different in peds resp. System
From 30-60/min down to 20-30/in
Larger tongues
Funnel shaped larynx
Fewer alveoli
Infants heart does what in the 1st year
HR and BP goes from what to what
Heart doubles in size
HR slows from 120-140 down to 100
BP goes from 60/40 to 100/50
When do teeth start to appear
Signs of teething
6-10months
Fussy
Slobbery
Low grade fever
Stomach capacity by year 1
Goes from 15-30ML at birth to accomadating
3 full meals and snacks
When can infants liver fully conguate bilirubin and secrete bile
2 weeks old
Is the glucogenesis immature during 1st year of life?
Yes
Infants have more total body water than adults
Puts us at greater risk of what
Is specific gravity low or high
Risk of dehydration
Low specific gravity (less concentrated)