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NR - 602 Midterm Study Guide.
Presumptive Signs of Pregnancy - Answers✔Amenorrhea, N&V, breast tenderness or changes,
deepening pigmentation, urinary frequency, fatigue, increased basal body temperature, and
quickening (at 16 weeks).
Probable Signs of Pregnancy - Answers✔Goodell's sign (cervical softening at 4wk), Chadwick's
sign (blue color of vagina & cervix at 6-8 wk), enlarged uterus, (+) urine or blood pregnancy test.
Positive Signs of Pregnancy - Answers✔Palpation of fetus, ultrasound visualization of fetus, and
fetal heart tones.
12 week Fundal Height - Answers✔The fundus should be at the level of the symphysis pubis
16 week Fundal Height - Answers✔The fundus should be between the symphysis pubis and
umbilicus
20 week Fundal Height - Answers✔The fundus should be at the level of the umbillicus
25-35 week Fundal Height - Answers✔The fundus should measure from the symphysis pubis
and correlate with with gestational week (+/- 2 cm)
Naegele's Rule - Answers✔Add 7 days to LMP, subtract 3 months, add 1 year; Used to calculate
due date
Tier 1 Birth Control - Answers✔Fail rate <1%; IUD, DMPA (Depo), Progestin implant,
sterilization
Tier 2 Birth Control - Answers✔Fail rate 2-3%; OCP, COC's, transdermals, cervical ring.
Tier 3 Birth Control - Answers✔Fail rate roughly 20%; Barrier methods, can protect against
STIs
Caldwell-Moloy Classification - Answers✔Four basic pelvic types: gynecoid, android,
anthropoid, and platypelloid
FSH - Answers✔Gonadotrophin: targets the ovaries, where it stimulates the growth and
development of the primary follicles and results in the production of estrogen and progesterone.
LH - Answers✔Gonadotrophin: targets the developing follicle within the ovary; it is responsible
for ovulation, corpus luteum formation, and hormone production in the ovaries.
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Hypothalamus - Answers✔Releases gonadotropin-releasing hormone (GnRH) in a pulsatile
manner to initiate negative feedback system. Stimulates gonadotrophins->FSH&LH release->
Estrogen/Progesterone release-> Pituitary gland notes Estrogen/Progesterone levels and regulates
the cycle by altering further FSH/LH release.
Ovarian Cycle - Answers✔The 28 days of the menstrual cycle as they apply to events in the
ovary. The ovarian cycle has three subphases: the follicular phase, ovulation, and the luteal
phase.
Follicular Phase - Answers✔The first phase of the ovarian cycle, during which a follicle (an
oocyte and its surroudning cells) enlarges and matures. This phase is under the control of FSH
from the anterior pituitary, and typically lasts from day 1 to day 14 of the menstrual cycle. The
follicle secretes estrogen during this time period.
Ovulatory Phase - Answers✔The second stage of the general menstrual cycle, when the mature
ovum is released. Approximately 10 to 12 hours after the LH peak
Luteal Phase - Answers✔The third phase of the ovarian cycle, during which a corpus luteum is
formed from the remnants of the follicle that has ovulated its oocyte. The corpus luteum secretes
progestrone and estrogen during this time period, which typically lasts from day 15 to day 28 of
the menstrual cycle. Formation of the corpul luteum is triggered by the same LH surge that
triggers ovulation, however in the absence of LH (levels quickly decline after the surge) the
corpus luteum begins to degenerate.
Endometrial Cycle - Answers✔The 28 days of the menstrual cycle as they apply to the events in
the uterus. The endometrial cycle is also known as the uterine cycle, and has the three subphases:
menstruation, the proliferative phase, and the secretory phase.
Menstruation phase - Answers✔Decline in progesterone levels causes functional layer of
endometrium to discharge resulting in vaginal bleeding called menstruation. This marks the end
of one cycle and the beginning of the next cycle.
Begins with the initiation of menses and lasts 4 to 6 days
Proliferative phase - Answers✔The second phase of the uterine (endometrial) cycle, during
which the endometrium is "rebuilt". This phase of the cycle is under the control of estrogen,
secreted from the follicle developing in the ovary during this time period. Typically lasts from
day 6 to day 14 of the menstrual cycle.
Secretory phase - Answers✔The third phase of the endometrial cycle, during which the "rebuilt"
endometrium is enhanced with glycogen and lipid stores. Primarily under the control of
progestone and estrogen (secreted from the corpus luteum during this time period);typically lasts
from day 15 to day 28 of the menstrual cycle.
Gravida - Answers✔The total number of pregnancies the woman has had (this number should
total the TPAL numbers)