REVIEW STUDY SHEET 2026 ACCURATE
RESPONSES FULL SOLUTION
◉ Fetal hemoglobin and oxygen compared to mother? Answer: fetal
hemoglobin carries 20-30% more oxygen, 50% more hemoglobin,
and higher CO per weight
◉ how old does a fetus have to be to be called a "fetus"? Answer: 9
weeks
◉ what is amennorhea? Answer: absence of blood
◉ quickening Answer: first awareness of fetal movement= 18weeks
◉ what are presumptive signs of pregnancy? Answer: subjective
data, what the mom tells us
◉ What are probable signs of pregnancy Answer: physiological and
anatomical changes that can be perceived by the health care
provider... (objective data)
,◉ linea nigra Answer: line up mideline of stomach due to collagen
overgrowth
◉ what are positive signs of pregnancy? Answer: auscultation of
fetal heartbeat
fetal movement observed/palpated by examiner
visualization of the fetus on ultrasound
(objective data that only relates to fetus)
◉ Physiologic changes in the reproductive system of the mom
Answer: increased estrogen and progesterone
20x enlargement of uterus
Expanded circulatory volume
Acid pH of vagina
◉ what can a UTI cause in a pregnant mom? Answer: preterm labor
◉ What does progesterone due for circulation? Answer: vasodilation
to fetal circulation, relaxes everything
◉ what is a nullipara cervix? Answer: not had baby yet, round.
◉ multipara cevix Answer: had baby 20 weeks or older, elongated
,◉ what is mcdonalds rule? Answer: the fundus to symphysis
distance in cm is equal to the week of gestation between the 20-31st
week of pregnancy (probable sign=fundal height measurement)
◉ what is the top of the uterus called? Answer: fundus
◉ when is the placenta fully developed to take over baby's
hormones and such? Answer: 21 weeks
◉ What does hCG do? Answer: caused by increase of estrogen and
progesterone.
stops sperm from fertilizing another egg
hormone tested in pregnancy tests
goes away after placenta development
◉ where would you expect the top of the fundus to be located at 20
weeks? Answer: umbilicus
◉ supine hyptension Answer: aka vena cava syndrome
weight of uterus compresses vena cava, decreasing blood return to
mom. Happens when they lay flat on back
, ◉ pseudoanemia Answer: fluid part of blood increases more than
RBC component and gives hemodilution.
◉ palpatations Answer: increases in thoracic pressure w/ sudden
movement
◉ why do pregnant women waddle? Answer: relaxin causes round
ligaments to be compressed, causing waddling
◉ when should nausea and vomiting subside? Answer: by the
second trimester
◉ what causes morning sickness and constipation? Answer: hCG
◉ how does human placental lactogen (HPL) effect glucose levels?
Answer: its an insulin antagonist, increases glucose levels; causes
gestational diabetes
◉ what causes eye and cognitive changes in pregnant women?
Answer: estrogen thickens cornea
pituitary enlarges and causes blurred vision and slight memory loss
◉ what is couvade? Answer: when father has same cravings as
mother and gains weight with her