Antepartum 2 Flashcards
What is viability
20 weeks/ 500 g, capability to survive outside uterus
Major criteria: CNS function and O2 capability of lungs
What is fundal height
§ Important measure of fetal well-being, helps to estimate gestational age of fetus
§ During 2nd and 3rd trimesters (18-30 weeks…) fundal height in cm approximately equals fetal age in weeks + 2 cm
§ 16 weeks halfway between symphysis pubis and umbilicus
§ 20 – 22 weeks at approximately the umbilicus
severe nausea and vomiting in pregnancy, is only normal during the 1st trimester is called
Hypermesis gravidarum
What is the term Lightening
fundal height decreases as fetus descends into the pelvis in preparation for delivery (38 – 40 weeks)
what is the is the technique of palpating a floating structure by bouncing it gently and feeling it rebound.
Examiner taps on cervix – fetus rises - may feel on abdomen…then sinks and examiner feels a gentle tap on the finger
Ballotetment
Examiner taps on cervix – fetus rises - may feel on abdomen…then sinks and examiner feels a gentle tap on the finger
softening of the lower uterine segment, about the 6th week (probable sign of pregnancy) is called?
Hegar’s sign
Whats the different Goodell and Chadwick sign?
o Goodell sign- Velvety appearance of the cervix due to increased vascularity and hypertrophy and hyperplasia of the cervix, 6th week
o Chadwick signs- violet- blue vaginal mucosa and cervix (6-8 weeks)
What are the presumptive signs of pregnancy
o Breast changes
o Amenorrhea
o Nausea, vomiting
o Urinary frequency
o Fatigue
o Quickening- when a pregnant person begins to feel the baby’s movement (16-22 wks)
-Examiner taps cervix gently and palpates fetal rebound in the amniotic fluid, usually present about 16 weeks’ gestation
What are the probable signs an the positive signs of pregnancy?
- Probable signs of pregnancy: objective, signs seen by examiner
- Positive signs of pregnancy: objective, fetus seen, or heart tones heard
