Term
| the gravid uterus shifts the position of the gastroesophageal junction, predisposing the pt to what 3 things? |
|
Definition
silent regurg, vomiting, and aspiration
(especially under general |
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|
Term
| intragastric pressures often exceed _______ cmH2O pressure in the last weeks of pregnancy |
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Definition
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Term
| which hormone does the placenta produce that predisposes the pt to increased gastric acidity and higher volumes? |
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Definition
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Term
| what increases the incidence of UTI in pregs? |
|
Definition
| utereus obstructs ureters |
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Term
| which hormone acts to assist in the intravascular volumeincrease in pregs? |
|
Definition
| aldesterone, RBF and GFR also increase |
|
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Term
| prolongnation of succs is usually not a factor until the post partum period (about 3 days) due to the reduction in what? |
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Definition
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|
Term
| does nitrous oxide synthase activity increase or decrease during pregnancy? |
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Definition
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|
Term
| why might the pregnant person develop gestational diabetes? |
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Definition
| because insulin sensitivity is decreased due to the placenta production of insulinase (which destroys insulin) |
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Term
| which clotting factors increase during pregnancy? and why? |
|
Definition
| 2 (fibrinogen), 7, 8, and 10, this is to prevent large amounts of blood loss during delivery |
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Term
| the platelet count ___________ in pregs but the ___________ remains intact |
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Definition
| decreases (due to washout), function |
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Term
| track the blood flow from the aorta to the fetus |
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Definition
| aorta-common illiac-hypogastric-uterine artery-spiral arteries-intervillious space-(gas and nutrient exchange)-fetal villi-umbilical vein |
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|
Term
| how many umbilical arteries are there? and describe the blood they carry |
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Definition
| 2, nutrient poor and waste rich |
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Term
| name the three layers seperating the maternal and fetal blood |
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Definition
| trophoblasts-fetal connective tissue-capillary endothelium |
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Term
| what is more of a concern, and Rh neg mother or a Rh positive mother? |
|
Definition
| Rh neg due to possible formation of Rh positive antibodies and possible reaction resulting in hydrops fetalis if blood is mixed |
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Term
| how many fingers am i holding up? |
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Definition
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