Antepartal Period Flashcards

0
Q

How many weeks are each trimester

A

13 weeks

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1
Q

How long is the antepartal period

A

9 calendar months , 40 weeks average

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2
Q

What are signs called that the mother can perceive? What is an example

A

Presumptive signs. Absence of mensturation is most obvious sign

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3
Q

Rebound of unengaged fetus

A

Ballottement

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4
Q

Signs of pregnancy that can be detected by a physical exam by a health care professional. What is an example

A

Probable signs.

Hegar’s sign, Goodells sign, Chadwick’s sign

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5
Q

Softening and compressibility of lower uterus

A

Hegar’s sign

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6
Q

Softening of the cervical tip

A

Goodell’s sign

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7
Q

Bluish-purple coloration of vaginal mucosa and cervix

A

Chadwick’s sign

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8
Q

What kind of signs are pregnancy test?

A

Probable sign

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9
Q

What are some positive signs of pregnancy

A

Visualizing fetus by ultrasound, palpating fir fetal movements, and hearing fetal heartbeat

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10
Q

Spontaneous, irregular, painless contractions. They are false contractions and usually relieved by walking

A

Braxton Hicks Contractions

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11
Q

Lower portion of the uterus

A

Isthmus

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12
Q

Excessive salivation

A

Ptyalism

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13
Q

Promotion of the health and well being of a woman and her partner before pregnancy

A

Preconception care

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14
Q

The state of being pregnant

A

Gravid

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15
Q

A pregnant woman

A

Gravida

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16
Q

The number of deliveries at 20 week or greater the woman has, regardless whether the newborn was born alive or dead.

A

Para

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17
Q

A thin brownish black pigmented line running from the umbilicus to the symphysis pubis

A

Linea nigra

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18
Q

When can hCG production start? When can it be detected?

A

Can start as early as the day of implantation and can be detected as early as 7-10 days after conception

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19
Q

What can higher levels of hCG indicate?

A

Multifetal pregnancy, ectopic pregnancy, or a genetic abnormality

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20
Q

What can lower levels of hCG indicate?

A

Miscarriage

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21
Q

What you use to look for presence of hCG

A

Urine or serum test

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22
Q

What is Nägele’s rule

A

Take the first day of woman’s last menstural cycle, subtract 3 months, and then add 7 days and 1 year, adjusting the year as necessary

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23
Q

How do you measure fundal height? What does fundal height tell you?

A

Measure in centimeters from the symphysis pubis to the top of the uterine fundus (between 18 and 32weeks of gestation). This approximates the gestational age

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24
Number of pregnancies
Gravidity
25
A woman who has never been pregnant
Nulligravida
26
A woman in her first pregnancy
Primigravida
27
A woman who has had two or more pregnancies
Multigravida
28
No pregnancy beyond stage of viability
Nullipara
29
Has completed one pregnancy to stage of viability
Primipara
30
Has completed two or more pregnancies to stage of viability
Multipara
31
Stretch marks most notably found on the abdomen and thighs
Striae gravidarum
32
What are reproductive changes that occur in pregnant woman
Uterus increases in size and changes shape and position. Ovulation and menses cease during pregnancy.
33
Cardiovascular changes in pregnant woman
Cardiac output and blood volume increase (45-50% at term) to meet the greater metabolic needs. Heart rate increases during pregnancy.
34
Respiratory changes in pregnant woman
Maternal oxygen needs increase. During the last trimester, the size of the chest may enlarge, allowing for lung expansion , as the uterus pushes upward. Respiratory rate increases and total lung capacity decreases
35
What happens to pelvic joints during pregnancy
They relax
36
What can cause nausea and vomiting during pregnancy?
Hormonal changes and increase in pressure within the abdominal cavity as pregnant clients stomach and intestines are is displaced within the abdomen
37
Why may constipation occur during pregnancy
Increased transit time of food trough the gastrointestinal tract and thus increased water absorption
38
What kind of organ does placenta become? What does it produce?
Becomes an endocrine organ that produces large amounts of hCG, progesterone, estrogen, human placental lactogen, and prostaglandins
39
What does blood pressure do during the second trimester of pregnancy
Decreases 5-10 mm Hg for both diastolic and systolic
40
When should blood pressure return to baseline range after how long
Approximately 20 weeks gestation
41
When does pulse increase during pregnancy
Increases 15-20 around 20 weeks gestation and remains elevated throughout remainder of pregnancy
42
What changes occur with breasts
Increase in size and areolas darken
43
Pigmentation increases on the face
Chloasma
44
What may cause episodes of maternal hypotension
Due to the weight of the uterus on the vena cava, this decreases venous blood flow to the heart
45
When should urine pregnancy test be done
First voided morning specimen to provide most accurate results
46
When can the FHR be heard on Doppler?
10-12 weeks gestation
47
When can FHR be heard with an ultrasound stethoscope?
16-20 weeks gestation
48
Where do you listen to hear FHR
At midline, right above the symphysis pubis, by holding stethoscope firmly on the abdomen
49
When can you measure fundal height
After 12 weeks gestation
50
When can you begin assessing for fetal movement
Between 16-20 weeks gestation
51
What does CBC with differential, Hbg, and Hct detect
Detects infection and anemia
52
How much water should pregnant woman consume
2-3 L of water each day from food and beverage source
53
I'm third trimester how should you instruct mother to count fetal movement/kick counts
2-3 times a day for 60 minutes each time. Fetal movements of less than 3 per hour or movements that cease entirely for 12 hours indicate a need for further evaluation
54
Ptylism
Increased or excessive saliva
55
Least reliable signs of pregnancy
Presumptive signs
56
Why should pregnant women not use saunas
Expose women to bacteria and increase risk of fetal tachycardia and raise the maternal temperature
57
Hormone that inhibits the formation of urine via vasoconstriction
Vasopressin
58
Pregnant women may experience discomfort resulting from variocosities of the rectum that are called _____.
Hemorrhoids
59
What is a oral anticoagulant that is used for the blood clotting and it is a known teratogen?
Warfarin
60
The pituitary gland is also called the _____.
Hypophysis
61
Emptying time of the gallbladder is ______.
Prolonged
62
The pregnant woman may experience ______ is dependent areas
Edema
63
The compulsive ingestion of no food substances is referred to as _______.
Pica
64
__________ is a hormone that contributes to the development of constipation during pregnancy
Progesterone
65
Hormone released by the posterior pituitary gland and is responsible for contractions
Oxytocin
66
What is the complaint that may be caused by a decrease in unconscious swallowing during nausea
Ptyalism
67
Goodells sign is described as _______ of the cervix
Softening
68
What is increased vaginal secretions that occur during pregnancy called
Leukorrhea
69
What position do you use for pelvic exam
Lithotomy
70
A pregnant women who withdraws and becomes increasingly preoccupied with herself and her fetus is experiencing what?
Introversion
71
What hormone is called the "hormone of pregnancy"
Progesterone
72
This hormone is believed to be a contributor in nausea and vomiting
TSH
73
What is a vaccine that is contraindicated during pregnancy
Rubella
74
Leukorrhea helps decrease most infections but what type of infection does it increase?
Fungal infections
75
What is quickening?
When mother feels baby kicking. 16-20 weeks
76
Glycoproteins produced initially by the yolk sac and the fetal gut, and later predominately by the fetal liver
Alpha-fetoprotein
77
Involves transabdominal puncture of the amniotic sac to obtain a sample of amniotic fluid for analysis
Amniocentesis
78
What is a procedure obtaining a sample of the chorionic villi for prenatal evaluation of chromosomal disorders, enzyme deficiencies, and fetal gender determination and to sex linked disorders
Chronic villus sampling (CVS)
79
What uses a real-time ultrasound to allow assessment of various parameters of fetal well-being
Biophysical profile (BPP)
80
A birth without pain reliving medications
Natural birth
81
What are 6 presumptive signs of pregnancy
Amenorrhea, N/V, exercise fatigue, urinary frequency, changes in breasts, quickening
82
What should you tell a woman who is complaining of nausea?
Keep dry crackers by bed and eat before getting up, watch spicy foods, eat small amounts, and get up slowly
83
Is there a increase or decrease vascularization with cervical changes
Increase vascularization
84
What is McDonalds sign?
Ease flexing of uterus. It is moving cervix easily and then there is easily flexion of uterus
85
What is Von Braun-Fernwald's sign
clinical sign in which there is an irregular softening and enlargement of the uterine fundus during early pregnancy.
86
What are 4 probable signs of pregnancy
Cervical changes with increased vascularization, enlargement of abdomen, Braxton-Hicks Contractions , positive pregnancy test
87
What are 3 positive signs of pregnancy
Fetal heartbeat, Leopolds Maneuvers where fetal movement is palpated by caregiver, Ultrasound
88
What does a positive pregnancy test detect?
hCG
89
What does a cervix look like in a healthy woman? What about when she gets pregnant?
In healthy woman cervix looks nice and pink and during pregnancy it turns a bluish, purple
90
When can you visualize fetal parts/movement with ultrasound? When can you see gestational sac?
Fetal parts/movement @ 8 weeks | Gestational sac @ 4-5 weeks
91
What does enlargement of uterus deal primarily with early? What about after that?
Early it deals with myometrial hyperplasia (cells developed) and then hypertrophy ( cells getting bigger)
92
Does the isthmus hypertrophy?
No!
93
What are two concerns with enlarged uterus
Vena cava syndrome and supine hypotension
94
When the uterus pushes against the diaphragm what can this cause
Shortness of breath
95
What is lightening? What happens?
Uterus grows out and then sinks down into pelvic area. Breathes faster and frequency of urination.
96
What four things happen with the stretching and growth of the uterus
1. Increased circulatory requirements (80-90% blood flow to placenta) 2. Diameter of main uterine article doubles 3. Increase size and number of blood and lymphatic vessels 4. Uterus in pelvic cavity for first 3 months
97
Spontaneous, irregular, intermittent contractions; begins early in pregnancy then, throughout pregnancy
Braxton-Hicks Contractions
98
What is a mucous plug
Thick, tenacious mucus that seals the endocervical canal
99
When is the mucus plug expelled
When cervical dilation begins
100
What is white, cheesy patches in mouth of newborn
Thrush
101
What does estrogen influence with vagina
Hypertrophy and vascularization
102
How early can colostrum be expressed
Early as 12 weeks , it's the first secretion
103
What is a medication that is given to Rh negative woman at 28 weeks gestation and within 72 hours of delivery
Rhogam
104
Stretch marks that may occur with growth and connective tissue changes
Striae
105
How does corpus luteum develop
From a ruptured follicle | Corpus luteum- ova becomes fertilized by sperm and creates
106
Corpus luteum is maintained with ______. If egg is fertilized to produce _______ regress approx 6-7 weeks and _______ takes over to produce progesterone
Corpus luteum is maintained with hCG. If egg is fertilized to produce progesterone regress approx 6-7 weeks and placenta takes over to produce progesterone
107
What do progesterone and estrogen influence with mouth
Gingivitis and soft, hyperemic gum tissue=bleeding
108
Reflux of acidic secretions
Pyrosis (heartburn)
109
How much increased blood volume is there by 30 weeks?
Over 50% pre-pregnancy level
110
There is a increased plasma and erythrocytes so what does the woman need?
Iron
111
Cardiac output increases ____-_____% over pregnancy levels and peaks around _____ weeks
Increases 30-50% and peaks around 32 weeks
112
Does the pulse increase or decrease?
Increases. 10-15 BPM by 14-20 wks
113
What does blood pressure do during pregnancy?
Decreases. It is lowest at mid pregnancy and then increases to pregnant level until term
114
What can you tell a woman to do who has dependent edema and varicose vein formation?
Support hose, put feet up often, check diet for amount of sodium she is having
115
Reduced blood pressure that can occur in women who lie down on their back which causes the uterus to compress the vena cava
Supine hypotensive syndrome
116
What does increased fibrin and plasma fibrinogen cause during pregnancy
Hypercoagulable state
117
What is physiological anemia of pregnancy? Why does it occur?
Blood volume increases and the woman's RBC increases a little but not as much and blood volume which makes it look like woman has anemia. Usually you don't have to treat, but you encourage her to take a prenatal vitamin
118
Breathing changes from abdominal to ________
Thoracic (diaphragmatic) - deep;faster
119
Tidal volume / volume of inhaled air increases which causes what? What actions should you take?
Hyperventilation. Sit her down and slow her breathing down
120
Estrogen induced edema and vascular congestion of nasal mucosa puts woman at risk for? Nursing implications?
Epitaxis (nosebleeds) | Lean forward, pressure on nose, ice pack
121
Melasma of chloasma on forehead and cheeks. What is this called?
Mask of pregnancy
122
What is skin pigmentation affected by?
Estrogen, progesterone, and melanocyte-stimulating hormones
123
What are vulvular changes
It looks darker
124
What is vascular spider nevi
Veins that look broken down on dependent areas or abdomen
125
What are the changes in the musculoskeletal system influenced by
Relaxin, progesterone, fetal growth, and maternal weight
126
What does relaxation of pelvic joints cause
Waddling
127
What can softening and stretching of ligaments in pelvis cause?
Round ligament pain. Pain in the lower abdomen and legs. Get woman off her feet, use support hose
128
What postural changes occur?
Increased swayback | Center of gravity changes ( increased lordosis)
129
What is diastasis recti
Abdominal muscle separating, can happen late in pregnancy and post partum
130
What are important teaching points for woman with diastasis recti
Need to tone after, post partal exercises, help her learn to push if happens before baby is born
131
What is the process of an accurate fundal height measurement
Use non stretch tape and measure distance from top of pubic bone to top of uterus (aka fundus)
132
Usually if you get a fundal height measurement of 20 cm you can assume the gestational age is 20 weeks. When would this not apply
After 36 weeks due to lightening For twins, too much fluid, or tumors
133
Facilitates lactogenesis
Prolactin
134
Stimulates cell hormone
GH
135
Stimulates uterine contractions; milk ejection
Oxytocin
136
FSH and LH are inhibited by ____
hCG
137
TSH is ______ in the 1st trimester
Reduced
138
Stimulating hormone that increases pigmentation
Melanocyte
139
Inhibits urine production and increases BP
ADH (vasopressin)
140
How does pancreas work to produce insulin?
Works on supply-demand mode. Maternal insulin does not cross the placenta
141
The realization of a pregnancy can lead to fluctuating responses, possibly at the opposite ends of the spectrum
Ambivalence
142
Focusing on ones self, this is common during the early part of pregnancy
Introversion
143
Emotional lability is characteristic throughout most pregnancies
Mood swings
144
What food should women avoid in pregnancy?
Fish with moderate to high mercury level Foods that risk getting listeriosis Cold hot dogs or lunch meat Soft cheeses
145
How much folic acid is needed during pregnancy
800 mcg/day
146
How much ferrous iron is needed during pregnancy
30 mg/day
147
How many more calories do woman need during pregnancy
300
148
What is normal weight gain during pregnancy
25-35 pounds
149
What could lack of folic acid lead to
Neural tube defects
150
An ultrasound is the most common
Diagnostic test
151
What can an ultrasound detect
Confirm pregnancy Assess for congenital abnormalities Assess fetal size and growth Assess for placental location
152
There are five different measurements for fetal growth, what are they
``` Crown-rump length Biparietal diameter (BPD) Femur length Abdominal measurement Head/abdominal ratio ```
153
BPD is the most common measurement for fetal growth, what is this
The diameter of the head between the two parietal eminences
154
What makes up the 5 fetal biophysical variables
``` Fetal movement Fetal tone Fetal breathing Amniotic fluid volume NST normal ```
155
What is the normal fetal heart rate measurment
110-160
156
Nuchal translucency screening is what
An ultrasound to assess for nuchal translucency (looking at chromosomes) due to subcutaneous fluid accumulation behind fetal neck
157
When does the pregnant women usually think she feels quickening
16-20 weeks
158
What are the two things that are considered feeling quickening
10 movements per hour Left lateral position, after a meal, 4 movements in an hour
159
How should a women count her movements she feels per hour
At same time Count until you feel 10 Record them
160
What is a non stress test
Indirect measurement of uteroplacental function by trained personnel
161
Amniocentesis
Transabdominal puncture of amniotic sac for amniotic fluid after ultrasound
162
If amniocentesis is done between 11-14 weeks what are they looking for
Abdominal and fluid leakage Detect generic abnormality
163
Amniocentesis done between 15-20 weeks
Most common time Chromosomal and biochemical determination
164
Amniocentesis during 3rd trimester
Assess lung maturity
165
Chronic villus sampling
Obtain sample of chronic villus for PN elevation disorders Chromosomal, enzyme or sex linked, fetal gender
166
Percutaneous umbilical blood sampling (PUBS)
Allows rapid chromosomal analysis test
167
When would you do a PUBS
``` Coagulation study Blood typing CBC Blood disorders Women at risk for genetic abnormalities ```
168
Risks with PUBS
``` Bleeding puncture site Cord laceration Hematomas Thromboembolism Infection Labor ```
169
What intervals should a pregnant women be seen
Every 4 weeks up to 28 weeks Every 2 weeks from 29-36 weeks Every week from 37 weeks to birth
170
Is exercise or working allowed during pregnancy
Yes, both are fine. The mother should not do more than she can handle
171
What can a women do to lessen the chance of nausea upon awakening
Eat dry crackers before getting out of bed and get up slowly
172
When it comes to washing the breast, what teaching points should you give a mother
Wash with warm water and do not use soap. Soap will dry out the nipple
173
What is increased thyroid hormone critical for?
Fetal brain and neurological growth
174
What changes happen with thyroid
Increased size and activity
175
What does a Doppler flow study show
Movement of red blood cells in vessels
176
What is alpha-fetoprotein analysis
Glycoprotein-form yolk sac and fetal gut; later fetal liver
177
What are biomarker screening tests for all pregnant women with AFP at different weeks for
10-14 weeks- amino fluid 12-14 weeks- maternal serum 16-18 weeks- optimal time to assess
178
What could AFP readings be influenced by
Number of fetuses Gestational age Low maternal weight Race
179
Elevated levels of AFP usually are linked to
Neural tube defects
180
What are we worried about if we see nuchal translucency on an ultrasound
Trisomy 21,18,31 Skeletal issues Cardiac issues Neurological issues
181
What do we want to see when performing a non stress test
At least 2 fetal movements with increased fetal heart rate 15 bpm greater than normal for at least 15 seconds over a20 minutes period
182
Contraction stress test
Not preformed often Mother given small dose of oxytocin
183
What do we want to see with a contraction stress test
Uterine contractions in 10 minutes without fetal heart rate decelerations NEGATIVE TEST IS GOOD
184
Lecithin/ sphingomyelin deals with lung maturity. What must the ratio be with these to have mature lungs
2:1 | 2 lecithin to 1 sphingomyelin
185
Source of amniotic fluid
Fetal urine