OB/Peds Exam 1 Flashcards
Neonatal period
Birth-28 days
Infant period
1-12 months
Toddler period
1-3 years
Preschool period
3-6 years
School age period
6-12 years
Prepubertal period
10-13 years
Adolescence period
13-18 years
Cephalocaudal
Head to toe
Proximodistal
Near to far
When do you measure length while they’re laying supine?
Under 36 months
Sequential trends
Definite sequence, each child normally passes through every stage. Crawl before standing, stand before walking.
Polymorphisms
Differences within a gene found in more than 1% of a particular population
What is the pattern of inheritance referred to as?
Unifactorial or single-gene because a single gene controls a trait or disorder.
Only one copy of a variant allele is needed to express the disorder
Autosomal Dominant
Both genes must be abnormal for the disorder to be expressed
Autosomal Recessive
Extrinsic mechanical forces on normally developed tissue
Deformations
Breakdown of previously normal tissue
Disruptions
Abnormal organization of cells into a particular cell type. Cause congenital abnormalities of the teeth, hair, nails, or sweat glands
Dysplasia
Abnormal formations of organs or body parts
Malformations
When do most malformations occur?
Before 12 weeks gestation
Recognized pattern of anomalies resulting from a single specific cause
Syndrome
Non random pattern of malformations for which a cause has not been determined
Association
When one anomaly leads to a cascade of others
Sequence
What genetic abnormalities do nurses often note?
Dysmorphic facial features, unusual cry, poor feeding, hypotonia, abnormal reflexes
What do you ask about when you notice a genetic abnormality?
Health history (minimum of 3 generations), sudden cardiac death, early onset cancer, mental illness
Delayed sexual maturation
Turner syndrome
Fragile X
Developmental delays, growth and behavior delays
How many fontanels and when do they close?
Anterior and posterior, posterior closes at 2 months, anterior is almost closed at 12 months, closed by 18 months
Growth of infants
Increases 5-7 oz per week until 6 months when birth weight is doubled. Then it slows and will triple birth weight by 1 year
Height growth
Increases 1 in per month for first 6 months then slows. Height increases in trunk, not legs
Chest circumference equals head circumference when?
By end of 1st year
Fetal hgb is present for how long?
1st 5 months, then adult hgb rises
Maternal iron stores for how long
5-6 months then supplement is needed
Normal GI
Immature digestion, loose stools, strain to have BM
Normal GU
Immature renal system, dehydration because they can’t concentrate urine
When are infants able to see two pictures as one?
6 weeks-4 months
When do infants develop depth perception?
7-9 months
Fine and gross motor skills
pg 865-69
When are infants able to roll from abdomen to back
By 5 months
When are infants able to roll from back to abdomen?
By 6 months
Sitting at 4 months
Rounded back with head control
Sitting at 7 months
Tripod sitting
Sitting at 8 months
Sit unsupported
Sitting at 10 months
Can go from prone to sitting
Coordination of arms
4-6 months