Module 4: Pregnancy Experiences Flashcards

1
Q

What are the presumptive signs of pregnancy?
What signs of pregnancy are most often noticed by women?

A
  • missed period
  • breast tenderness
  • fatigue
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2
Q

What are the probable signs of pregnancy?

A
  • positive pregnancy test
  • Hegar’s sign: softening of lower uterine segment
  • Ballottement: ability of examiner to feel a floating body within the uterus after a sharp tap on uterus
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3
Q

What are the positive signs of pregnancy?

A
  • hearing fetal heart
  • visualizing the fetus via ultrasound
  • feeling/palpating fetal movement
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4
Q

What are 4 suggestions to help women deal with nausea?

A

No remedy has been found for this troublesome discomfort but some common tips that may help a woman deal with NV are:

  • Eat small amounts of food every 2–3 hours.
  • Avoid large meals that over distend the stomach.
    – Avoid drinking fluid with meals or over distending the stomach with large amounts of fluid in between meals.
  • Clear fluids such as apple juice, water, clear tea, ginger ale, and peppermint tea may be easier on the stomach. In general taking herbal teas are not contraindicated; however, there is some evidence to suggest that red raspberry leaf herbal tea may cause uterine contractions.
  • Avoid greasy and fatty foods.
  • Try not to skip meals or let the stomach become empty.
  • Eat dry, starchy snacks, such as arrowroot cookies or melba toast, first thing in the morning or when nausea occurs.
  • Avoid getting over tired.
  • Sleep in a well-ventilated room and get lots of fresh air.
  • Avoid cooking smells that cause nausea.
  • Eat what appeals to you.
  • Have someone else do the cooking!
  • Salty and tart foods may relieve nausea.
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5
Q

How many trimesters? How long are each trimesters?

A
  • first trimester: week 1 to week 13
  • second trimester: week 14 to week - 26
  • third trimester: week 27 - week 40
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6
Q

Which weeks of pregnancy is developing embryo most vulnerable to teratogens?

A
  • the first 8 weeks of pregnancy
  • rapid cell division, organ system development, and rapid growth occurs in the first 12 weeks of pregnancy
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7
Q

What weeks are considered antenatal care? What are the routine antenatal tests?

A
  • the first trimester: 1-13 weeks
  • routine blood tests: CBC, blood type, antibodies and Rh, rubella titer, hepB, STI testing
  • ultrasound in the first trimester
  • Integrated prenatal screen IPS
  • serum integrated prenatal screen SIPS
  • nuchal translucency NT
  • chorionic villi sampling CVS
  • non-invasive prenatal testing NIPT: screens for trisomy 21, 18, 13 —> free for women who are considered high risk
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8
Q

What are 4 factors do you think influence a woman’s decision making in relation to antenatal screening?

A
  • There are many factors that influence which, if any, screening tests a woman decides to pursue during her pregnancy.
  • Her age, culture, religious beliefs, past experiences, family history, as well as the availability of tests would all play a role in her decision making.
  • It can be very confusing when women have to balance the risk of having a child with a congenital anomaly with the risk of invasive prenatal testing such as amniocentesis.
  • There is also a chance of false positives, or uncertain results which may lead to further testing.
  • For some women antenatal screening may provide reassurance and for others it may increase their stress.
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9
Q

What is the definition of GTPAL?

A
  • Gravida: total number of pregnancies
  • Term: number of pregnancies that carried term
  • Preterm: the number of pregnancies that are carried from the age of viability (20 weeks) to before term (<37 completed weeks)
  • Abortions: any pregnancy loss prior to the age of viability. This includes spontaneous and therapeutic abortions
  • Living: the number of living children at the time of history taking
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10
Q

What is GTPAL for woman pregnant for first time?

A
  • G1 T0 P0 A0 L0
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11
Q

What is the GTPAL for A woman is pregnant for the third time. Her first child was born preterm and died, and her second pregnancy ended at 12 weeks?

A
  • G3 T0 P1 A1 L0
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12
Q

What routine testing is done during the second trimester?

A
  • prenatal visits with care provider once every 4-6weeks
  • detailed ultrasound between 18-20 weeks gestation
  • screened for gestational diabetes between 24-28 weeks gestation
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13
Q

What routine testing is done during the third trimester?

A
  • prenatal visits every 4-6 weeks until 30 weeks
  • prenatal visits every 2-3 weeks between 30-36 weeks
  • screen for group B strep (GBS) between 35-37 weeks
  • ultrasound ordered if concern about fetal growth and well-being
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14
Q

What are 4 assessment are done during each prenatal visit?

A
  • maternal vital signs: BP may decrease, HR may increase
  • urine for presence of ketones/glucose (gestational diabetes) or protein (gestational hypertension)
  • weight gain: 2-2.5kg during first trimester, 0.5-1kg per week during second and third trimester
  • SFH: symphysis fundal height measurement (after 20 weeks gestation): measurement corresponds to week’s gestation
  • overall assessment of women’s adaptation to pregnancy
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15
Q

What are the maternal and fetal risks with being underweight or overweight when pregnancy begins?

A
  • severely underweight women: have preterm labour and birth LBW infants, giving birth to IUGR
  • obesity women with hypertension or diabetes: likely develop gestational hypertension, preeclampsia, diabetes during pregnancy, increased risk of c-section
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16
Q

What is Leopold’s maneuver? When would it be performed?

A
  • used to determine the position, presentation, and engagement of the fetus in utero.
  • usually performed after 36 weeks by your healthcare provider to determine your baby’s position and estimate their birth weight.
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17
Q

What is the definition of maternal fetal attachment? What 3 factors influence maternal-fetal attachment?

A
  • relate to the emotional tie or relationship that develops throughout pregnancy
  • other factors: previous pregnancies, previous losses, use of assisted reproductive technologies, and pregnancy complications, women’s mental health
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18
Q

What does untreated antenatal depression affect (3)?

A
  • increase risk of post-partum depression
  • negatively on the couple’s relationship,
  • attachment to the infant, and
  • may also affect birth outcomes
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19
Q

Which week of pregnancy does the primitive fetal heart starts to beat?

A
  • around 3 weeks of pregnancy
  • developmentally complete by the end of the embryonic stage at approximately 8 weeks.
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20
Q

What is the normal heart rate range for full term baby?

A
  • from 110 to 160 beats a minute
  • younger fetus has a heart rate that is higher than the more mature fetus.
  • This is due to the maturing autonomic nervous system (ANS), which initially is sympathetically driven and causes a higher fetal heart rate
  • slower heart rate during fetal sleep
  • increased heart rate with fetal movement
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21
Q

Around which weeks is fetal movement felt by mom? What is flutter in abdomen recognized as?

A
  • around 15 to 20 weeks of pregnancy
  • flutter senstation is “quickening”
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22
Q

What happens when fetus experience oxygen deprivation?

A
  • it decreases its movements to reduce oxygen demands
  • shunts blood supply to the vital organs (heart and brain)
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23
Q

How is the fetal movement count/test assess?

A
  • fetal movement test requires her to lie down on her side for an hour and count the kicks or movements felt.
    -Women who do not perceive six movements in an interval of two hours require further antenatal testing and should contact their caregivers or hospital as soon as possible
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24
Q

What shape is a uterus?

A
  • uterus is a pear shaped organ
  • amazingly expands from approximately 3” long, 2” wide
  • 1” in its non-pregnant state,
  • to 500–1000 times its original size to hold a full-term fetus
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25
Q

What is the uterus composed of (4)? Which portion/part does the placenta and fetus develop in?

A
  • upper portion: the fundus
  • the body: where the placenta and fetus grow during normal pregnancy
  • lower portion: narrower
  • the cervix
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26
Q

What is the top of the uterus is called?

A
  • top of the body of the uterus is called the fundus.
  • The fundus is the landmark used for measuring uterine and fetal growth in pregnancy once the uterus becomes an abdominal organ around 12–16 weeks
  • also the area of the uterus that is palpated when assessing labour contractions and checking the uterus after delivery
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27
Q

What shape is the cervix (part of uterus)?

A
  • cylindrical in shape and
  • has an outer and inner opening or os
  • outer os: faces the vagina
  • internal os: opens into the body of uterus
  • in labour, the cervix thins shorten (effacement) and dilates: the outer and inner os becomes one
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28
Q

Where is the isthmus?

A
  • between the body of uterus and cervix
  • this dividing area is significant in labour: elongating and thinning out to allow passage of fetus
  • in labour: the isthmus is referred as the lower uterine segment
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29
Q

What are the 3 layers that uterus can be divided into?

A
  • inner layer or endometrium
  • middle layer or myometrium
  • outer layer of the uterus
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30
Q

Why does woman lying on her back cause supine hypotension?

A
  • When a woman is lying on her back the weight of the growing uterus exerts pressure on the inferior vena cava which results in a 25-30% decrease in cardiac output which causes significant hypotension
  • Supine hypotension may also result in nausea, dizziness, pallor, diaphoresis and more importantly, can decrease blood supply to the fetus
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31
Q

What cardiac/respiratory physiologic changes happens during pregnancy?

A
  • increased blood volume
  • increased cardiac output
  • increased heart rate
  • slight decrease in BP
  • increased RBC
  • increased O2 requirements
  • physiologic anemia
32
Q

What physiologic changes happens to breasts during pregnancy?

A
  • increased fullness
  • stretch marks
  • development of mammary glands
  • colostrum presented by second trimester
33
Q

What physiologic changes happens to breasts during pregnancy?

A
  • increased fullness
  • stretch marks
  • development of mammary glands
  • colostrum presented by second trimester
34
Q

What GI physiologic changes happens during pregnancy (3)?

A
  • nausea and vomiting
  • delayed emptying of stomach
  • reflux
  • decreased tone and motility in intestines
35
Q

What are 3 renal physiologic changes happens during pregnancy?

A
  • dilation of uterus
  • increased risk of UTIs
  • urinary frequency in early pregnancy/again at term
36
Q

What are 4 reproductive physiologic changes happens during pregnancy?

A
  • continued uterine growth
  • braxton hicks contraction: around 4 months
  • softening of cervix
  • vaginal mucosa thickens
  • leukorrhea (vaginal discharge)
  • vaginal secretions more acidic
37
Q

What musculoskeletal physiologic changes happens during pregnancy (3)?

A
  • pelvis tilts forward
  • center of gravity shift
  • lordosis (curve of the lower back)
  • loosening of ligaments and joints in pelvis and hips
38
Q

Why is folate/ folic acid important in pre-conception?
During pregnancy, how much folic acid should pregnant women be taking?

A
  • important in the pre-conception period as it is required for closure of the neural tube in the first weeks of pregnancy which is often before a woman knows she is pregnant
  • During pregnancy that supplement should increase to 0.6 mg daily
39
Q

What are some examples of folic acid dietary sources?

A
  • meat
  • fortified cereals
  • legumes
  • green vegetables
  • oranges
40
Q

What are 4 topics for pregnancy education sessions (from Zohar article)?

A
  • nutrition
  • exercise
  • relaxation technique
  • infant care and feeding
  • postpartum issues: contraception
  • sexuality and childbearing
  • abuse issues
  • parenting
41
Q

What can be discussed in written birth plans (3)?

A
  • women’s fears or concerns
  • women’s beliefs,
  • labour support options
  • the approach to birth women prefer
42
Q

What are 4 signs of impending labour?

A
  • uterus sinks downward and forwards about 23 weeks before term
  • more urinary frequency as heavy uterus presses on bladder
  • SFH measurement decreases
  • woman may start to feel low back ache and pelvic pressure and Braxton Hicks contractions may become more frequent
  • descent of the fetus, late third trimester contractions, and various hormonal changes also start to soften the cervix (ripening) causing the mucous plug to be expelled
  • As this plug (operculum) is loosened and expelled tiny blood vessels in the cervix may be torn resulting in the passing of “bloody show”
  • a feeling that they must prepare by cleaning, shopping, and organizing their home for their baby (also known as nesting)
  • women also experience a slight weight loss as their pregnancy ends
43
Q

What is lightening?

A
  • in first-time pregnancies, the uterus sinks downward and forward about 2 weeks before term, when the presenting part of the fetus (usually the fetal head) descends into the true pelvis.
  • This settling is called lightening, or dropping, and usually happens gradually.
44
Q

What is bloody show?

A
  • vaginal discharge that originates in cervix
  • consist of blood and mucous
45
Q

What is prelabour rupture of the membranes (PROM)? What confirms PROM?

A
  • the rupture of membranes before labour has started
  • leakage of amniotic fluid before onset of labour
  • Confirmation of PROM: evidence that fluid is leaking
46
Q

What places a women + fetus at risk for cord prolapse?

A
  • Prelabour rupture of the membranes (PROM)
  • corp prolapse: when umbilical cord lies below or in front of the presenting fetus
47
Q

What important assessment is done after suspected PROM occurred? What two tests is a probable indication membranes rupture?

A
  • abdominal palpation or Leopold’s maneuvers to determine if the fetal presenting part is engaged
  • nitrazine test and ferning test
48
Q

What is the nitrazine test?

A
  • Amniotic fluid is slightly alkaline
  • probable indication that membranes have ruptured is obtained if the yellow colour red nitrazine paper turns a dark blue after contact with amniotic fluid
49
Q

What is the ferning test?

A
  • A ferning test is done by examining a glass slide containing amniotic fluid under a microscope. Amniotic fluid is obtained by swabbing the posterior fornix of the vagina and then rubbing the fluid onto a slide.
  • Amniotic fluid has a frond-like, crystalline pattern and visualization of these “ferns” usually confirms that the membranes have ruptured
50
Q

Once PROM has been confirmed, what can happen next?

A
  • decision is required related to induction of labour or expectant management
  • most women with ruptured membranes will go into labour within 24 hours may go home
  • expectant management at home: avoid bathing in the tub, avoid intercourse, looks for signs of infection, and monitor fetal movement
51
Q

What is preterm labour?

A
  • Preterm labour is the occurrence of regular uterine contractions accompanied by cervical changes before 37 weeks gestation
52
Q

What are 4 health conditions preterm infants are at risk for?

A
  • neurologic morbidity,
  • respiratory distress syndrome,
  • respiratory failure,
  • central nervous system hemorrhage,
  • infections,
  • gastrointestinal complications,
  • feeding difficulties,
  • problems with thermoregulation, and
  • long term problems with vision, hearing, cognitive ability, growth, and behavior
53
Q

What are 4 causes/risk factors of preterm labour?

A
  • infection
  • previous preterm birth
  • periodontal disease
  • working condition
  • smoking, illicit drug
  • stress
  • Low socioeconomic status
  • hypertensive disorders
  • placental problems
  • violence
54
Q

What are 4 signs of preterm labour?

A
  • menstrual like cramps,
  • pelvic pressure,
  • low dull backache,
  • aching in thighs,
  • regular contractions before 37 weeks gestation
55
Q

What are some discomfort during the first trimester?

A
  • breast changes: tenderness, pain, enlargement
  • urgency and frequency of urination
  • nausea and vomiting
  • fatigue
  • mood swings
  • nasal stuffiness
56
Q

What are 4 discomfort during the second trimester?

A
  • pigmentation deepens
  • spider nevi
  • pruritus
  • supine hypotension
  • faintness
  • food cravings
  • heartburn
  • constipation
  • varicose veins
  • round ligament pain
  • backpain
57
Q

What are 4 discomfort during the third trimester?

A
  • urinary frequency and urgency
  • insomnia
  • ankle edema
  • braxton hicks contraction
  • mood swings
  • SOB
  • perineal discomfort
  • leg cramps
58
Q

What two hormones stimulate uterine growth in first trimester?

A
  • estrogen and progesterone
59
Q

Whats Hegar sign?

A
  • at around 6 weeks of gestation,
  • softening and compressibility of lower uterine segment (uterine isthmus) occurs
60
Q

What is Braxton hicks contractions?

A
  • after the 4th month, intermittent uterine contraction felt through abdominal wall
  • are irregular and painless and cease with walking/exercise
  • to enhance blood flow through intervillous space
61
Q

What is ballottement?

A
  • identified between 16th and 18th week
  • passive movement of unengaged fetus
  • a technique of palpating a floating structure by bouncing it gently and feeling it rebound
62
Q

What is quickening?

A
  • first recognition of fetal movement or “feeling of life”
63
Q

What is Goodell sign?

A
  • softening of cervical tip at about 6th week
  • Goodell sign is due to the increase vascularity, slight hypertrophy and hyperplasia
64
Q

What is Chadwick sign?

A
  • increase vascularity results in violet-blue colour of vaginal mucosa and cervix
  • at around 6-8 weeks
65
Q

What is Striae gravidarum?

A
  • stretch marks can appear at outer aspects of breasts
  • richer blood supply to breasts cause vessel beneath the skin to dilate
  • the blood vessels become visible often appearing in intertwining bluish network beneath surface of skin
66
Q

What is lactogenesis stage I?

A
  • during 2nd trimester, human placental lactogen (hPL) stimulate secretion of colostrum
67
Q

What cardiovascular changes happen during pregnancy? HR? BP? Blood volume? Cardiac output?

A
  • HR: increases by 15-20bpm
  • SBP: slight or no decrease
  • DBP: slight decrease
  • BV: increases by 1200-1500ml or 40-50% above pregnancy level
  • CO: increases by 30-50%
68
Q

What is pica?

A
  • nonfood cravings such as ice, clay, laundry starch
69
Q

What is linea nigra?

A
  • pigmented line extending from symphysis pubis to top of fundus in the midline
70
Q

What is pruritus gravidarum?

A
  • itching over abdomen
71
Q

What is palmar erythema?

A
  • pinkish red, mottled or well defined blotches seen over the palmar surfaces of the hands
72
Q

What are the 3 phases that mother-child relationship progresses throughout pregnancy as per Rubin?

A
  • phase 1: women accepts the biologic fact of pregnancy
  • phase 2: women accepts the growing fetus as distinct from herself
  • phase 3: women prepares realistically for the birth and parenting of the child
73
Q

What is the best position for renal perfusion for pregnant women when lying down?

A
  • side lying position increases renal perfusion: which increase urine output and decrease edema
  • when pregnant women lying supine: heavy uterus compresses vena cava and aorta and cardiac output decreases
74
Q

What is the term for the soft blowing sound heard when uterus is auscultated?

A
  • uterine souffle
75
Q

What is funic souffle?

A
  • synchronous with fetal heart rate
  • is caused by fetal blood coursing through umbilical cord