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Normal Newborn
Terms and information about normal newborn patterns
120
Nursing
Undergraduate 3
04/06/2016

Additional Nursing Flashcards

 


 

Cards

Term
Infant Mortality Rate
Definition
Number of deaths under 1 year of age among number of live births in an area during a year, per 1,000 live births
Term
Top 5 Causes of Infant Death
Definition
  1. Congenital malformations
  2. Short gestation/ low birthweigth
  3. SIDS
  4. Maternal complications
  5. Unintentional injuries
Term
Set Up for Newborn (do before delivery)
Definition
  • Bed and blankets pre-warmed
  • Emergency equipment present and tested (to ensure it works):
    • Oxygen
    • Suction
    • Ambu bag
Term

APGAR Scores

(see full chart slide 8 on ppt)

Definition
  • Performed at 1 and 5 minutes, each category scored 0-2 (total 10 possible points)
  • Categories:
    • Appearance
    • Pulse
    • Griamce
    • Activity
    • Respirations
Term
Weight Percentiles
Definition
  • Appropriate for gestational age (AGA)
    • 10th - 90th percentile
  • Small for gestational age (SGA)
    • 0 - 9th percentile
  • Large for gestation age (LGA)
    • 91st - 100th percentile
Term
Normal Measurements
Definition
  • Weight: 2500-4000 grams (5 lbs 8 oz - 8 lbs 13 oz)
  • Length: 19-21" (48-53 cm)
  • Head circumference: 13-14" (33-35 cm)
    • Measure right above eyebrows
  • Chest circumference: 12-13" (30.5-33 cm)
    • Measure at nipple line
Term
Normal Vital Signs
Definition
  • HR: 100-160 bpm
  • Respirations: 30-60 bpm
  • BP: 80/46 at birth, 100/50 as fetal circulation shuts down (not taken unless indicated)
  • Temperature: 
    • Axillary 36.5-37.5 C (97.7-99.5 F)
    • Rectal 36.5-37.6 C (97.7-99.7 F)
Term
Lab Assessments
Definition
  • Blood glucose: >40 mg/dl
  • Bilirubin leve: <12 (peaks on 3rd day of life)
  • Newborn screening test (NBS): state required test
    • Genetic testing required by law, don't need consent from parents
    • Detects severe health issues that can be deadly if not treated early
Term
Adapting to Thermoregulation
Definition
  • Thin skin and blood vessels close to surface
  • Little SQ fat to block heat loss
  • 3x higher surface to body mass ratio as adults
  • Very susceptible to heat loss ! (even more so if preterm)
Term
Mechanisms of Heat Loss
Definition
  • Evaporation (wet surfaces exposed to air)
  • Conduction (direct contact with objects cooler than skin)
    Convection (heat is transferred to air)
  • Radiation (indirect contact that transfers heat to objects cooler than the skin)
Term
Cold Stress
Definition
Excessive heat loss that causes increased respirations and nonshivering thermogenesis to maintain core body temp
Term
Hazards of Cold Stress
Definition
  • Increased need for O2
  • Respiratory distress
  • Decreased surfactant production
  • Hypoglycemia
  • Metabolic acidosis
  • Jaundice
Term
Results of Heat Loss
Definition
  • Increased metabolic rate
  • Increased O2 requirement
Term
Neutral Thermal Environment (NTE)
Definition
  • Helps prevent heat loss in newborns
  • Maintains stable temp without increasing O2 or metabolic rate
  • In healthy unclothed NB's--> 89.6-92.3 F
Term
Transition Periods
Definition
  1. First alert period
  2. Resting period
  3. Second alert period
Term
First alert period
Definition
  • First 15-30 minutes after birth
  • Baby is alert
  • Respirations irregular
  • Responds vigorously to stimulation
Term
Resting Period
Definition
  • 30-120 minutes after birth
  • Color and vitals stabilize
  • Baby sleeps
  • Difficult to arouse
Term
Second alert period
Definition
  • 4-8 hours after birth
  • Awakening
  • Becoming responsive to stimuli again
  • May have a lot of mucous to clear
Term
Quiet sleep
Definition

Deep sleep

No eye movement

Resp. quiet and slower

Term
Active sleep
Definition

Rapid eye movements

May move extremities or stretch

Term
Drowsy
Definition

Transitional period

Yawns

Eyes glazed

Term
Quiet alert
Definition

Infant able to focus on objects or people

Tuned into environment

Term
Active alert
Definition

Restless

Starting to fuss

Faster respirations

More aware of discomfort

Term
Crying
Definition
Follows quickly if parent doesn't intervene during active alert state
Term
Factors that Initiate Respirations
Definition
  1. Chemical factors
  2. Thermal factors
  3. Mechanical factors
Term
Initiation of First Breath
Definition
  • Cold receptors
  • Low PO2
  • Increased PCO2
Term
Signs of Respiratory Distress
Definition
  • Nasal flaring
  • Intercostal/ subcostal retractions
  • Stridor
  • Gasping
Term
Ductus Arteriosus
Definition

Shunts blood in fetus from right ventricle into aorta (bypasses lungs)

Closes immediately after birth in response to increased O2 and decreased resistance in lungs

Term
Foramen Ovale
Definition

Opening in septum of fetus between left and right atria

Closes immediately after birth due to increased pressure in left atrium 

Term
Ductus Venosis
Definition

Connects left umbilical vein to with the inferior vena cava of the fetus 

Constricts when umbilical cord is clamped

 

Term
Pulmonary blood vessels after birth
Definition
Dilate in response to demand in lungs
Term
Causes of Persistent Tachycardia
Definition
  • Anemia
  • Hypovolemia
  • Hyperthermia
  • Sepsis
Term
Causes of Persistent Bradycardia
Definition
  • Congenital heart block
  • Hypoxemia
Term
Point of apical activity
Definition
4th intercostals space and to the left of hte midclavicular line
Term
Normal Mean Arterial Pressure
Definition

Should be equal to the weeks of gestation

Ex: infants born at 40 weeks should have MAP of 40

Term
Normal Blood Values
Definition
  • RBC's: higher than adults (4.6-5.2 million/mm3)
  • H&H: higher than adults (14-24 gl/dl & 51-56%, decrease to 12-20 gl/dl & 3-59% by 8 weeks)
  • WBCs: elevation is normal
  • No Vitamin K (given in injection at birth, especially important for babies being circumcised)
Term
Newborn Stomach
Definition

Can be stretched to hold up to 90 mL

Limited ability to digest fat and starch in first few weeks (few pancreatic enzymes)

Regurgiate easily b/c of immature cardiac sphincter

Term
Meconium
Definition

First stool passed by newborn

Sticky, tar-like, black-green, odorless

Formed from mucous, vernix, lanugo, and amniotic fluid

Should pass within 24-48 hours of birth

Term
Causes for Lack of Meconium
Definition
  • Imperforate anus
  • Meconium ileus
  • Bowel obstruction
  • Cystic fibrosis
Term
Stools for Breastfed vs. Formula fed
Definition
  • Formula-fed:
    • 2-3 bright stools/day
    • May appear seedy and have strong odor
    • Remain loose over time
  • Breastfed:
    • Several small light yellow stools/day (about one per feeding)
    • Little or no odor
    • Consistency of toothpaste over time
Term
Newborn Liver
Definition
  • Enlarged, occupies 40% of abdominal cavity
  • Iron stored up to last 4-6 months
  • Synthesizes clotting/ coagulation factors (vitamin K)
  • Conjugates bilirubin (causes hyperbilirbuinemia)
  • Metabolizes drugs
Term
Jaundice
Definition

Yellowing of sclera and skin; noticeable in face first, then chest and body

Physiologic jaundice seen in 50% of NBs on 2nd/3rd day of life (due to breakdown of excess RBCs)

Term
Bilirbuin
Definition

RBCs break into heme and globin

Heme is further broken down into iron and into bilirubin 

Bilirubin needs to be excreted and excess (hyperbilirubinemia) causes jaundice 

Term
Conjugation of Bilirubin
Definition
  • Bilirubin-- byproduct of RBCs breakdown
    • Fat-soluble; absorbed by SQ fat
    • Released in unconjugated form
  • Liver conjugates bilirubin
    • Changes it into water-soluble form
    • Excreted through the urine and stool

(see slide 39 for visual) 

 

Term
Physiological Jaundice
Definition

After first 24 hours

Physical response to trauma of birth

Abotu 50% of all NBs develop in 2-3 days

Peaks at day 5

Term
Pathological Jaundice
Definition
  • Within first 24 hours
  • May indicate infection, metabolic disorder, or bleeding disorder
Term
Nursing Intervention: Preventing Jaundice
Definition
  • Maintain thermoregulation (decreases stress and acidosis)
  • Monitor stools for frequency
  • Encourage early breastfeeding and adequate hydration
Term
Why is Jaundice Dangerous?
Definition
  • Bilirubin levels at or greater than 20 may cause permanent brain damage (kernicterus)
  • Physiologic jaundice in a healthy, full term NB should resolve on its own with proper hydration and feeding
Term
Predisposing Factors for Jaundice
Definition
  • Anything that causes increased hematocrit or hemolysis
  • Excessive bruising, cephalohematoma, LGA infant, twin-to-twin transfusion, IDDM
Term
Prevention and Treatment for Jaundice
Definition
  • Prevention:
    • Early feeding (colostrum has laxative effect)
  • Treatment:
    • Phototherapy (lights or blanket)
    • Cover eyes to protect from lights !
Term
Voiding Patterns
Definition
  • Should void w/in first 24 hours
    • If not, examine for urethral stenosis, renal agenesis, or dehydration
  • 15 mL at a time and only 3-4 over 1st 2 days is norm
    • 1st void may be dark colored or pink d/t uric acid crystals formed in utero (normal)
  • Urine normally pale iwth low specific gravity (d/t immature kidneys)
Term
NB Immune System
Definition
  • Can't make antibodies of own until about 8 weeks old
  • Passive immunity lasts less than 6 months
    • Continue to receive passive until as long as breastfeeding !
Term
Moro Reflex
Definition

Infant's head and arms are allowed to drop back from 30 degree angle

Arms and legs extend and abduct, figners extend, and forefingers and thumbs form a "C"

Term
Startle Reflex
Definition

In response to a loud noise

Same as moro reflex except fingers are clenched

Term
Palmar & Plantar Grasp Reflex
Definition
When palm or area below toes is touched, fingers or toes curl over tester's finger
Term
Rooting Reflex
Definition
When baby is hungry and area from corner of mouth to cheek on one side is touched, the baby's head turns to that direction
Term
Sucking Reflex
Definition
When a finger is place in baby's mouth, the baby sucks on it
Term

Tonic Neck Reflex

(aka Archer's Reflex)

Definition
When in supine position the head turns to one side, the arm and leg on the side that the head is turned is extended and the opposite side is flexed
Term
5 Senses in NBs
Definition
  1. Hearing-- well developed; recognize mom's voice
  2. Vision-- see best at 9-12 inches in black and white 
  3. Touch--well developed to postive and negative touch
  4. Taste--well developed; prefers sweet
  5. Smell--well developed; can pick out mom's breast milk
Term
NB Appearance
Definition
  • Skin may look ruddy
  • Acrocyanosis common (first 24 hours)
  • Sudden gagging/ coughing is common (d/t mucous)
  • Vernix caseosa
  • Lanugo
  • Erythema toxicum
  • Milia
  • Head molding (from birth canal)
  • Forceps marks (bruising)
Term
Vernix Caseosa
Definition

Cheesy substance

Lubricates skin in utero

Begins to fade at term

In first bath, gently wash it off

Term
Lanugo
Definition

Find downy hair

Covers shoulders, back, upper arms, face

Less as babies get closer to term

Rubs off within first 2 weeks

Term
Erythema toxicum
Definition

Newborn rash

Usually appears on days 1-4, but can occur later

Begins with papule, area around gets red adn blotchy

Looks worst on 2nd day and disappears on 3rd

Term
Milia
Definition

Papules d/t plugged sebaceous glands on nose, cheesk, chin

Usually disappears by 2 weeks

Instruct parents to leave it alone !

Term
Desquamation
Definition

Baby's skin becoems very dry in abouy 24 hours, particularly on palms and soles

Sooner in post-term infants

Normal; do not treat

Term
Strawberry hemangioma
Definition

Elevated areas that look like little strawberries

Usually there at birth can can appear up to 2 weeks after

Often fade by age 10 years

Term
Cavernous hemangioma
Definition

Raised dilated vessels

Do not fade with age 

Appear opposite of how name sounds !

Term
Mongolian spots
Definition

Collection of melanocytes in grayish patches across sacrum or buttocks (can be elsewhere too)

Common in darker skinned babies

Normal

Term
Telangiectatic nevi
Definition

AKA storck bites

Light, pale pink birthmark

Nape of neck

Eventually covered by hair

Fade by 5 yo

 
Term
Nevus flammeus
Definition

AKA port wine stain

Basically a vascular tumor

Does not blanche with pressure or fade iwth age

Term
Nevus vasculosus
Definition

Enlarged capillaries in outer layer of skin

Most often on head, scalp, or neck

Grow larger for 5-6 months

Disappear by 6-8 yo

May become visible with exercise, emotion, or heat

Term
Cafe au lait spots
Definition

Permanent birthmark

Light brown irregular edge

Harmless

If 6 or more present and larger than 0.5 cm, consider neurofibromatosis (need to get genetic consult !!)

Term
Petechiae
Definition

May be on presenting part due to forceps or from cord (where compressed; neck, shoulder, etc.)

Monitor and determine cause

May need to evaluate for bleeding disorder, low platelets, infection

Term
Forceps Marks
Definition

Bruises on presenting part due to forceps use

May be edematous

Usually fade within a few days

Term
Skin turgor
Definition

NBs have very reliable skin turgor due to elasticity of skin

Poor turgor = dehydration

Term
Signs of Integumentary Problems
Definition
  • Observe for:
    • Pallor, plethora, bruises, petechia, central cyanosis, jaundice
  • Bruising from face presentation or instrumentation can cause hyperbilirubinemia (jaundice)
  • Report scattered petechiae to HCP
Term
Plethora
Definition
Deep purplish color from increased circulating RBCs
Term
Caput Succedaneum
Definition

Edema of the scalp over the presenting part

Crosses the suture lines and will gradually be absorbed and disappear

Abnormal

Term
Cephalohematoma
Definition
  • Collection of blood b/w periosteum of skull bone and bone itself
  • D/t periosteum capillary rupture from pressure in birth
  • Swelling not visible until about 24 hours PP
  • Looks like an egg and is discolored
  • Does not cross sutures
  • May take weeks to be absorbed and cause jaundice
Term
Craniotabes
Definition

Localized softening of skull bones

Dents like a ping pong ball !

Improves with time

Abnormal

Term
NB Eyes
Definition
  • Irises almost always grey of blue; pupils dark
  • No tears
  • Conjunctival hemorrhage
  • Periorbital edema
Term
NB Ears
Definition
  • Soft cartilage
  • External ear level 
  • Low set ears may indicate anomaly (like Down syndrome)
Term
NB Nose
Definition

Looks large !

Will grow into it

Test for choanal atresia by occluding one nostril at a time

Term
Choanal atresia
Definition

Congenital disorder

Back of nasal passage is blocked by abnormal bony or soft tissue

Didn't develop properly in utero

Term
NB Neck
Definition

Short and thick

Not strong enough to support weight of head

Term
NB Chest
Definition

May look small b/c head is larger

Head circumference > chest until about 2 years old

Check for retractions and fractured clavicles

Term
NB Abdomen
Definition

Slightly protuberant

Bowel sounds should be heard w/in 1 hour of birth

Term
Assessing the Umbilical Cord
Definition
  • Check base of umbilicus for hernia and tears
  • Assess for presence of Wharton's Jelly
  • Count cord vessels (1 vein, 2 arteries)
    • Only 1 artery could indicate CHD
  • Redness or exudate around cord = infection
  • Yellow discoloration = hemolytic disease or meconium stained
Term
Nursing Intervention: Umbilical Cord Care
Definition
  • Leave clamp on cord for about 24 hours or until cord looks dry
  • All about educating the parents !
    • Leave cord stump exposed to air
    • Keep clean and dry until it drops off
    • Sponge baths only until cord falls off
Term
NB Anus
Definition
  • Check for patency
  • Should have 1st stool w/in 24 hours--report to HCP if not
  • Assess for:
    • Symmetry of buttocks, patency, no tuft, no dimple, thigh and buttock creases symmetrical
Term
NB Male Genitalia
Definition
  • Scrotum
    • May be edematous
    • Rugae present in full term infants
    • More deeply pigmented than rest of body
  • Testes-- should be present in scrotal sac
  • Penis-- check urinary meatus location
  • Foreskin (prepuce)
    • Don't try to force away from meatus is NB
Term
Assessing NB Male Genitalia
Definition
  • Inspect and palpate:
    • Urinary meatus at tip of penis (should be center)
    • Prepuce covering glans penis
    • Testes within scrotal sac
    • Rugae (folds) on scrotum
Term

Hypospadias

 

Definition

Congenital condition

Urinary meatus is on underside (ventral side) of the penis

May require foreskin for surgical repair (don't circumcise)

Term
Epispadias
Definition

Congenital condition

Urinary meatus is on upper aspect (dorsal side) of the penis

May require foreskin for surgical repair (don't circumcise)

Term
Ortlani test
Definition

Abduct the thighs and apply gentle pressure forward over the greater trochanter

Clicking sound indicates dislocation of femoral head (abnormal, report to HCP)

Term
Barlow test
Definition

Abduct the hips and apply gentle pressure down and back with thumbs

If you feel femoral head move out of the acetabulum, it indicates hip dysplasia (abnormal, report to HCP)

Term
NB Hands and Feet
Definition

10 fingers and 10 toes

Assess for syndactyly (webbing), polydactyly, clindactyly (permanat deviation/ turning aside of a finger), and clubbing

Term
Circumcision
Definition
  • Done about 24 hours after birth (8 days if Jewish)
    • Gives time to ensure vitamin K is working 
  • Contraindicated if there are any penile abnormalities 
    • May need the foreskin for repairs !
  • Pain relief, four methods:
    • EMLA cream (1 hour to work) or lidocaine IM
    • Oral sucrose ("sugar water")
    • Ring block
    • Dorsal penile nerve block (DPNB)
Term
Inguinal Hernia
Definition

Protrusion of abdominal-cavity contents into inguinal canal

Common in males, especially if African American

Term
NB Female Genitalia
Definition
  • Vulva may look swollen (d/t mom's hormones)
  • May have pseudomenstruation
  • Mons pubis-- consistent skin color; amy be pigmented in darker skinned NBs
  • Labia majora--cover labia minor; symmetrical and size appropriate for GA; larger if pre-term
  • Clitoris--normally large; may be swollen and bruised if breeched; larger if pre-term
Term
Pseudomenstruation
Definition

Mucous vaginal secretion, sometimes bloody

Common in NB girls due to maternal hormones

 

Term
Rectovaginal fistula
Definition

Fistula between rectum and vagina

Will see stool from the vagina

Abnormal, report to HCP

Term
Pilonidal
Definition

Spinal dimple

If sinus present as well, may indicate spinabifida

Abnormal, report to HCP

Term
General NB Care
Definition
  • Lots of handwashing !!
  • Initial feeding:
    • Breastfeeding-- first alert period
    • Bottle-feeding-- second alert period
  • Bathing--do when temp is stable; usually 1 hour PP
  • Sleeping--back to sleep ! (educate parents too)
Term
Vitamin K Injection
Definition

1 mg

IM (vastus lateralis)

Promotes clotting factor formation

Term
Eye treatment
Definition

Erythromycin ointment

Protects again gonorrheal and chlamydial infections possibly contracted in birth canal

Can cause blindness if ointment isn't given (state law, given to every mom)

Term
Blood Glucose
Definition
  • Check on babies who are:
    • SGA, LGA, have low temperature, jittery, or had stressful delivery
  • If < 40 mg/dl, start feeding protocol per hospital !
Term
Post-Circumcision Care
Definition
  • Petroleum gauze or petroleum jelly covered with gauze used until healed (2-3 days)
    • Prevent penis from sticking to diaper and pulling off fresh clots
  • Teach parents care and S/S of infection (fever, odor, yellow discharge, etc.)
Term
Gomco (Yellen) or Mogen Clamp
Definition

Surgical removal of the foreskin for circumcision

Metal bell covers glans, then clamp cuts off blood to foreskin, which is then cut off

Minimizes blood loss

Fast, takes about 5 minutes

Term
PlastiBell Device
Definition

Not completed while in hospital

Plastic bell is fitted over the glans, a suture is tied around the rim of the bell, and excess foreskin is cut away

Plastic rim stays in place and falls off after healing has taken place (about 5-7 days)

Term
NB Nutrition
Definition
  • Recommended exclusive breastfeeding (EBF) for 6 months !
    • Continue for at least 12 months
  • If weaned before 12 months--> use iron-fortified infant formula !
Term
Benefits of Breastfeeding
Definition
  • Superior to any alternative
  • Contains almost as many live cells as blood
  • Nutrients more easily absorbed by infant
  • May be contraindicated for some moms
Term
Breastfeeding Contraindications
Definition
  • Maternal cancer therapy
  • Active TB (not being treated)
  • HIV
  • Herpes simplex lesion on breast
  • CMV
  • Substance abuse
Term
Lactation
Definition
  • 15-20 pores in each nipple that expel milk
  • Prolactin released after birth
    • Constantly produces milk as infant feeds (supply meets demand)
    • Breasts never completely empty when lactating
  • Oxytocin essential ! (nipple stimulation produces it)
Term
Infant Formulas
Definition
  • Cow's milk based
  • Soy-based
  • Casein or whey based
  • Amino acid formulas
Term
Parent Education for Formula Feeding
Definition
  • How to recognize hunger cues
  • Digestion problems
  • Formula preparation
  • Vitamin and mineral supplements
  • Weaning
  • No unmodified (whole) cow's milk for 1st year
Term
NB Abdomen
Definition

Large compared to pelvis

Soft

Bowel sounds w/in first hour of life

Diastis recti and linea nigra common in African descent

Term
Omphalocele
Definition

Covered defect of the umbilical ring into which abdominal organs can herinate

Organs outside of body in sac !

Sac can rupture during or after birth

Associated with choromsomal abnormalities and CHDs

Term
Gastroschisis
Definition

Herniation of the bowel throuhg a defect in the abdominal wall to the right of the umbilical cord

No membrane covers the contents

Intestinal atresia can occur with this

Term
Documentation: Emesis
Definition
  • Document amount and color of vomiting after feedings
  • Color change, gaggin, and projectile vomiting --> pyloric stenosis
  • Bilous emesis--> intestinal obstruction or malrotation

 

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