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72 Cards in this Set
- Front
- Back
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Duration of 'fertilization age'
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38 weeks
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duration of menstrual or gestational age
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40 weeks
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fertilization occurs were in the fallopian tube
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ampulla of tube
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when does fertilized egg first attach to endometrium (before burrowing in)?
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day 5-7
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when does complete implantation (nidation) occur?
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day 7-10
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After implantation the endometrium during pregnancy is called _______
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decidua
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What is a women discharge called during pregnancy?
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lochia
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when is embryonic period?
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weeks 3-8
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when is the most critical time in development?
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weeks 3-8 (embryonic period)
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What 3 layers are formed from gastrulation?
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Ectoderm, Mesoderm and Endoderm
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What forms the epithelial lining of most internal organs?
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endoderm
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What layer forms the skin, hair, nails, nervous system and tooth enamel?
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ectoderm
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What layer forms skeleton, muscles, connective tissue, blood / vascular system, teeth (not enamel), kidneys, spleen, reproductive organs, GI tract?
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mesoderm
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what does the neural tube become?
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CNS
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When does the umbilical cord form?
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week 5
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what blood vessels are in the umbilical cord?
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2 arteries, 1 vein
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If a women is Rh-- after how many weeks does she need to be protected against isoimmunization?
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6 weeks
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What weeks are the fetal period?
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9-38 weeks
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If the intestines of the baby do not re-enter back into the abdomen it is called?
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omphalocele
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When do the intestines move back into the abdomen from cord?
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week 10
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At what week can you begin to hear the fetal heart tones with a doppler? (what about menstrual age)
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week 10 (12 wk. menstrual age)
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When is there meconium first in the bowel?
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week 14
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When is the placenta fully formed?
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week 12
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When does lanugo and vernix caseosa appear?
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week 18
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When can the fetal heart tones be heard with a fetescope?
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week 18
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When can mom first feel movements? (what about menstrual age?)
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week 18 (20th wk - menstrual age)
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What is considered a good L/S ratio?
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2:1
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What week?
-has sleep-wake cycle -L/S ratio 2:1 or > |
week 34
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What week?:
-blood formation increases in marrow -can hear -skin wrinkled and red -alveolar ducts and sacs present |
week 22
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When can fetus sense pain and touch?
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week 12
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What week?
-lower limbs fully formed -brown fat forms |
week 20
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What week?
-eyelids reopen -retina complete -pupils light reactive -nails appear |
week 26
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What week?
-aware of sounds outside Mom's body -sense of taste -L/S ratio around 1.2:1? |
week 30
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What week?
-cries -strong sucking |
week 38
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What is the optimum position for the mother in order to get good circulation to the placenta?
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lying on L side
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What are 4 ways materials can be passed between mom and fetus?
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diffusion, active transfer, pinocytosis and leakage
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What kind of pathogen can often cross placental barrier?
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virus
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What kind of pathogen generally can't pass thru placental barrier?
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bacteria
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What's the inner fetal membrane called?
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amnion
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What's the outer fetal membrane called?
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chorion
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What's the stuff that keeps the cord from kinking?
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Wharton's jelly
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What does the umb cord vein carry?
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oxygenated blood
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What does the umb cord artery carry?
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deoxygenated blood
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If there is > 2l of amniotic fluid what is that called?
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Hydramnios
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If there is < 300 ml of amniotic fluid what is that called?
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oligohydramnios
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How much and what color is full term amniotic fluid
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1000 mL of clear slightly yellow fluid
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Amniotic fluid ph?
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neutral to alkaline
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What can fetal hypoxia cause?
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MR or CP
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When does lecithin appear in amniotic fluid
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weeks 24-25
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What's the primary surfactant?
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lecithin
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What secondary surfactant's presence indicates lung maturity?
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phosphatidyl glycerol
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What's optimal fetal heart rate?
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110-160
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FETAL CIRCULATION: What blood vessel carries highest O2 concentration?
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Umbilical vein
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FETAL CIRCULATION: Where does most of the blood go after the UMBILICAL VEIN?
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Ductus Venosus
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FETAL CIRCULATION: Where is some blood diverted from entering DUCTUS VENOSUS?
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liver
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FETAL CIRCULATION: Where does blood from the LIVER and DUCTUS VENOSUS travel?
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inferior vena cava
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FETAL CIRCULATION: From where does deoxy blood from LOWER body enter fetal circ?
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between liver and inferior vena cava
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FETAL CIRCULATION: Where does blood go after INFERIOR VENA CAVA?
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Right atrium
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FETAL CIRCULATION: Where does deoxy blood from UPPER enter fetal circ?
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Right Atrium via superior vena cava
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FETAL CIRCULATION: Where does most of the blood go after RIGHT ATRIUM? (x4)
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Foramen Ovale -> Let Atrium -> Left Ventricle -> Aorta
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FETAL CIRCULATION: Where does little blood go after RIGHT ATRIUM?
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Pulmonary Trunk via Right Ventricle
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FETAL CIRCULATION: Where does most of the blood go after pulmonary trunk? (x2)
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Ductus Arteriosus to Aorta
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FETAL CIRCULATION: Where does little blood go from pulmonary trunk? (x3)
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Lungs -> Pulmonary Veins -> Left Atrium
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FETAL CIRCULATION: Where does the blood go after the aorta? (x3)
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Systemic Circulation -> Umbilical Arteries -> Placenta
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The FOLLICULAR PHASE under influence of _________ hormone.
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follicle stimulating hormone
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FSH stimulates ovarian follicles to grow and produce _______
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estrogen
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What day is ovulation?
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day 14
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What hormone is released during the luteal phase?
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Progesterone
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What is the usual beginning and ending CR length of a baby?
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4mm-400mm
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What is it called when the cervix becomes soft and thin?
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Goodell's sign
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What is it called when the walls of the vagina turn from a pink to dark purple color?
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Chadwick's sign
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Fundus softening, called ______
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Hegar's sign
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