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7 Cards in this Set
- Front
- Back
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What are the 3 fetal shunts?
Most important... what causes the most important one to close? |
1. - ductus venosus,
2. ductus arteriosus- sensitive to O2, releases prostoglandins at birth, contracts and closes (ligamentous arteriosus 6-months) 15-24 hrs of age closes 3. foramen ovale- flap of tissue in L atrium, pressure of L atrium increased and closes the flap of tissue, hopefully decreases right side pressure |
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When does the ductus arteriosis close?
What does it become? |
15-24 hrs of age closes
- ligamentous arteriosus |
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What is a normal (low) BP of a newborn?
1. 0 to 1 month a. 1 y/o b. 4 y/o c. 12 y/o Can an infant be in shock with normal BP? |
1. 60 mmHg
a. 72 b. 78 c. 90 |
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Drop weight how much after birth and when is it regained?
At what point do babies double their birth length? |
10% after birth and regained by 10-14 days
- double birth weight by 4-6 months - triple birth weight by 12 months 4 years double length |
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Normal heart rate for...
a. infant b. children What is SVT? |
a. 85-170 ... over 220 bad
b. 60-140.. 180+ bad SVT= super ventricular tachycardia |
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Can an infant in shock still have a normal BP?
What is normal urine output... |
yes, can maintain central normal blood pressure with compensated shock
1-2 cc per kg per hr |
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What point in life does infant pulmonary vascular changes (resistance) reach adult norms?
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2 months
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