Term
| What are the 2 blocks to polyspermy-assure syngamy? |
|
Definition
Fast: Na channels open
Slow: Ca enters causing impermeable membrane |
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Term
| What is an acrosomal reaction? |
|
Definition
| One sperm gets through to fuse with oocyte |
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Term
| What happens to the membrane in oocyte when Fast Block is occuring? |
|
Definition
| Depolarizes and Na channels open |
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Term
| What eventually forms placenta, site of nutrient and waste exchange? |
|
Definition
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|
Term
| What becomes umbillical cord? |
|
Definition
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|
Term
| What is the first two months of pregnancy called? |
|
Definition
|
|
Term
| When does the fetal stage begin? |
|
Definition
|
|
Term
| What organ carries DOB from fetus to mother? |
|
Definition
|
|
Term
| What are Chorionic Villi? |
|
Definition
| Fetal blood vessels and capillaries? |
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|
Term
| What carries OB from mother to fetus? |
|
Definition
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|
Term
| What is the birth of a baby? |
|
Definition
|
|
Term
| When is the birth of a baby? |
|
Definition
| 280 days after last mense, 40 wks from 1st date of last mense, or 38 weeks from ovulation |
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Term
|
Definition
| False labor irregular pain in abdomen with no cervical dialation |
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|
Term
| What is regular pain and a dialated cervix? |
|
Definition
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|
Term
| What is released from posterior pituitary after 3cm cervical dilation? |
|
Definition
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|
Term
| What does oxytocin do at 3cm of dialation? |
|
Definition
| Stimulates uterine contractions |
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|
Term
| What is released from placenta after 3 cm cervical dilation? |
|
Definition
| Prostalandins that cause the cervix to soften |
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|
Term
| What happens in phase 3 of partuition? |
|
Definition
Expulsion of fetus
Episiotomy-cut perineum
Placental discharged 30 minutes |
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|
Term
| What phase is dialation of cervix in parturition? |
|
Definition
| Phase 1 uterine awakening lasting 6 to 24 hours |
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|
Term
| What phase is representative of 95% of pregnancy? |
|
Definition
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|
Term
| What is crowining and in which phase does it occur? |
|
Definition
| Phase 2 active labor when fetus moves toward cervix |
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|
Term
| What are the 3 positions the fetus can assume in moving toward cervix? |
|
Definition
Vertex-head first
Breech- feet first
Franklin- but first |
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|
Term
| In which phase is episiotomy and what is it? |
|
Definition
| Phase 3 cut perineum to prevent tearing |
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|
Term
| What is engagement and in what phase is it occurring? |
|
Definition
| Phase 2- head of fetus moves into pelvis |
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|
Term
| In what phase is amniotic fluid release? |
|
Definition
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|
Term
| In which phase is show and what is it? |
|
Definition
| Discharge of blood mucus in phase 2 |
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