ob quiz ch 4

What are the presumptive signs of pregnancy?

Amenorrhea, nausea, breast tenderness, deepening pigmentation, urinary frequency, quickening

the absence or supression of menstruation

amenorrhea

increased pigmentation of the face "mask of pregnancy" is also known as

chloasma

what are the probable signs of pregnancy?

Goodell's sign, Chadwick's sign, Hegar's sign, McDonald's sign, abdominal enlargement, ballottement, Braxton Hicks contractions, striae, positive pregnancy test

the softening of the cervix and the vagina caused by increased vascular congestion

Goodell's sign

the purplish or bluish discoloration of the cervix, vagina, and vulva caused by increased vascular congestion

Chadwick's sign

softening of the lower uterine segment

Hegar's sign

hormonal imbalance or infection may cause both of ______ and ________ signs

Goodell's and Chadwick's

Because of the softening of the lower uterine segment (Hegar's sign) it's easy to flex the body of the uterus against the cervix, known as

McDonald's sign

a manuever by which the fetal part is displaced by a light tap of the examining finger on the cervix and then rebounds quickly

ballottement

irregular, painless uterine contractions that begin in the second trimester

Braxton Hicks

fine, pinkish white or purplish gray lines that some women develop when the elastic tissue of the skin has be stretched to its capacity

striae

a hormone produced by the choronic villi of the placenta

HCG

may be identified by palpation after the 24th week; could be mistaken for a tumor

fetal outline

what are the positive signs of pregnancy?

audible fetal heartbeat, fetal movement felt by examiner, ultrasound visualization of fetus

may be detected as early as 10 weeks of pregnancy by using a Doppler device

fetal heartbeat

the examiner can detect the fetal heartbeat using a ___________ between the 18th-20th weeks of pregnancy

fetoscope

what is the range of a fetal heartrate at term?

110-160

a soft blowing sound hear over the uterus during auscultation

uterine souffle

can be felt by a trained examiner in the second trimester

fetal movement

often routinely done around the 20th week of gestation

ultrasound