NUR 2513 / NUR2513 Maternal Child Nursing Exam 1 Review
Betamethasone
- used in preterm labor to accelerate the maturity of the baby's lungs
Why is Betamethasone used in preterm labor?
- In pre-term labor: baby does not have the surfactant ability to breathe independently with...
- used in preterm labor to accelerate the maturity of the baby's lungs
❖ Why is Betamethasone used in preterm labor?
- In pre-term labor: baby does not have the surfactant ability to breathe
independently without struggling.
- May need O2 assistance or mechanical intervention
❖ Treatment for hyperemesis (excessive vomiting)
- * IV fluids, Zofran IV, IV fluid with vitamins
- Electrolytes impaired due to excessive vomiting in pregnancy
- Not necessarily through the whole pregnancy
❖ Hormone feedback system
- Menstrual cycle
❖ Polyhydramnios
- medical condition describing an excess of amniotic fluid in the amniotic sac.
It is seen in about 1% of pregnancies. It is typically diagnosed when the
amniotic fluid index (AFI) is greater than 24 cm.
❖ Neurological effects of pregnancy
, - Cerebral edema
- Forgetfulness
- Blurry vision at times
- Carpal tunnel from edema to arms and wrists
- Sciatic pain
- Bell's palsy (facial nerves paralyzed, self-limiting)
❖ Cardiovascular effects of pregnancy
- 50% increase in cardiac output
- Heart must work harder to push increased fluid volume around (increased
plasma)
- Heart rate goes up
- BP goes DOWN in 2nd trimester, HR goes up
- WBC goes up
- Platelets stay the same
- H & H goes down
❖ Respiratory effects of pregnancy
- Mom is having to take on the CO2 that baby is sending back to her as waste
products
- Mom is breathing deeper and more rapid
- Harder to catch her breath because diaphragm is being pushed up into chest
- She doesn't have the same lung space to inhale as before
- She breathes differently and tends to sit with shoulders back to expand chest
❖ Urinary effects of pregnancy
, - Urine output increases because of pressure of uterus on bladder in 3rd
trimester
- Increased filtration rate
- Retaining more Na = retain more fluid due to increased volume
❖ GI effects of pregnancy
- Reflux
- Hiccups
- Heartburn
- Stomach capacity changes as it is pushed by growing uterus
- (eat smaller amounts more frequently)
- Constipation from uterine growth, effects of progesterone (slowed peristalsis)
- Increase fiber, fluids and activity
❖ Integumentary effects of pregnancy
- Stretch marks
- Pigmentation changes
❖ Preeclampsia
- everything is shutting down (not just HTN)
- No perfusion to mom's organs (DANGEROUS SITUATION!!!)
- Brain, heart, lungs, kidneys and liver are affected.
- Sudden rise in BP can cause placental abruption
- We must try to get everything to settle down and open blood vessels
❖ Does preeclampsia affect the fetus?
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