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40 Cards in this Set
- Front
- Back
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Heart beat begins at what week?
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4 weeks
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The most critical period for stressors affecting embryonic development is during what weeks of development?
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1st 8 weeks
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Genitalia begins to be distinguished during what weeks of development?
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4-8 weeks
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Brain, facial features, circulatory system is developing during what weeks of development?
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4-8 weeks
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True or False:
HCG is secreted during 4-8 weeks |
True
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When is the embryo/fetus sensitive to communicative diseases (i.e., rubella)?
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4-8 weeks
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If abnormal genes or chromosomes appear, when does this happen?
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4-8 weeks
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During what weeks of development is mortality the greatest?
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4-8 weeks
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When do you begin to call the embryo a fetus?
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week 9
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During what weeks of development do the limbs continue to grow?
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9-12 weeks
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By what week is the genitalia completely developed?
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12 weeks
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Heart beat may be heard with ultrasound during what weeks of development?
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10-12 weeks
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During what weeks of development will you find rapid growth - doubling in size of the fetus?
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13-16 weeks
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Fetus is seen sucking during what weeks of development?
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13-16 weeks
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What 6 characteristics begin to develop during 13-16 weeks of development?
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muscle tissue, fingernails, ears, nose, mouth, lanugo
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What weeks of development is marked by meconium production and kidneys producing urine?
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13-16 weeks
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What weeks of development is marked by the placenta taking over production of hormones?
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13-16 weeks
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When does brown fat develops?
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17-23 weeks
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Hair, eyelashes, and brows are apparent during what weeks of development?
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17-23 weeks
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Alveoli forming in lungs can be seen during what weeks of development?
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17-23 weeks
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By what week do moms report quickening, or "fluttering?"
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20 weeks
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Vernix Caseosa develops to protect skin during what weeks of development?
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17-23 weeks
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During what weeks of development is the fetus considered viable?
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20-24 weeks
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During weeks 20-24 of development, pre-term delivery results in higher _______ and _______ rates.
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mortality & morbidity
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During weeks 20-24 weeks of development, survival is linked with _______ > _______ grams, _______ and _______ function.
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weight, 500, CNS, lung
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During what weeks of development is skin growth rapid?
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24-27 weeks
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When does the testes descend?
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24-27 weeks
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Fetus becomes viable (some say by ___ weeks but most authorities say by ___ weeks.
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24, 27
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Subcutaneous fat developing - weight gain occurs during what weeks of development?
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28-31 weeks
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Respiratory and circulatory systems perfecting during what weeks of development?
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28-31 weeks
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CNS matures at weeks of development?
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28-31 weeks
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If born at ___ - ___ weeks of development, survival increased, but _______ _______ risk.
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28-31 weeks, respiratory syndrome
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Filling out with fat - weight gain is seen during what weeks of development?
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32-36 weeks
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If born during ___ - ___ weeks, survival rate very good.
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32-36 weeks
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Average weight is ___ - ___ lbs during 32-36 weeks of development.
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5.5 - 6
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Average length is ___ - ___ inches during 32-36 weeks of development.
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12.8 - 14.5 inches
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What is considered full term?
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37 weeks or longer
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What is considered pre-term?
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less than 37 weeks
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Fingernails and toenails are fully formed during what weeks of development?
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37-40 weeks
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Subcutaneous fat continues to put weight on fetus during what weeks of development?
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37-40 weeks
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