ATI OB Exam 1 Questions and Answers
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Name the three classifications of pregnancy symptoms - ✔✔presumptive
probable
positive
Presumptive signs - ✔✔changes that the client experiences that make
them think they may be pregnant
Presumptive findings can be - ✔✔objective
subjective
Name the presumptive signs of pregnancy (8) - ✔✔amenorrhea
fatigue
nausea and vomiting
urinary frequency
darkened areola
enlarged Motgomery's glands
quickening
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uterine enlargement
Besides pregnancy, some presumptive signs can be caused by (3) -
✔✔peristalsis
stress
infections
Probable signs of pregnancy - ✔✔signs that make the examiner suspect
pregnancy
Probable signs are primarily related to - ✔✔changes in the uterus
Name two physiological factors that can also cause the probable causes -
✔✔pelvic congestion
tumors
Name the probable signs of pregnancy (7) - ✔✔abdominal enlargement
Hegar's sign
Chadweck's Sign
Goodell's sign
Ballottement
Braxton Hicks Contractions
Positive pregnancy test
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Describe Hegar's sign - ✔✔softening and compressibility of the lower
uterus
Describe Chadwick's sign - ✔✔deepened violet-bluish color of cervix and
vaginal mucosa
Describe ballottement - ✔✔rebound of unengaged fetus
Describe Braxton Hicks Contractions - ✔✔false contractions that are
painless, irregular, and most often relieved by walking
Positive signs of pregnancy are those that can - ✔✔only be explained by
pregnancy
Name the (3) positive pregnancy signs - ✔✔fetal heart sounds
visualization of fetus on ultrasound
fetal movement
Fetal movement is determined by what action - ✔✔palpation
Pregnancy is verified by the presence of what hormone - ✔✔human
chorionic gonadotropin (HCG)
HCG detection, typically begins the day of _________, and can be
detected up _____ days before a patient's menses - ✔✔implantation
7-8 days
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The presence of HCG is verified via (2) - ✔✔blood test
urine test
HCG peaks around how many days a gestation - ✔✔60-70 days
HCG levels decline between what days of gestation - ✔✔100-130 days
After 130 days of gestation, HCG plasma levels - ✔✔remain low for the rest
of pregnancy
Elevated HCG levels can indicate (4) - ✔✔multifetal pregnancy
ectopic pregnancy
hydatidiform mole
Down Syndrome
Describe a hydatidiform mole (molar pregnancy) - ✔✔occurs when a mass
of tissue grows inside your womb, however this tissue will not form a baby
Name two causes of low serum HCG levels - ✔✔miscarriage
ectopic pregnancy
Name three medication classes that can cause false positive/negative
pregnancy results - ✔✔anticonvulsants
tranquilizers
diuretics