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24 Cards in this Set
- Front
- Back
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ascending aorta and pulmonary trunk
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truncus arteriosus
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smooth parts of left and right ventricle
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bulbus cordis
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trabeculated parts of left and right ventricle
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primitive ventricle
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trabeculated parts of left and right atria
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primitive atria
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coronary sinus
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left horn of sinus venosum (SV)
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smooth part of right atrium
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right horn of SV
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SVC
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right common cardinal vein and right anterior cardinal vein
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Fetal erythropoiesis occurs in:
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Yolk sac (3-8 wks)
Liver (6-30 wks) Spleen (9-28 wks) Bone marrow (28 wks onward) (Young Liver Synthesizes Blood) |
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3 important shunts and their paths
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1) Foramen ovale (IVC --> foramen ovale --> aorta --> head)
2) Ductus arteriosus (SVC --> pumonary artery --> ductus arteriosus --> lower body) 3) Ductus venosus (Umbilical vein --> ductus venosus --> IVC) |
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What closes PDA and what keeps a PDA open
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Close: indomethacin
Open: prostaglandins |
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umbilical vein becomes
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ligamentum teres hepatis (aka round ligament of liver)
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umbilical arteries becomes
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medial umbilical ligaments
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ductus arteriosus
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ligamentum arteriosus
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ductus venosus
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ligamentum venosum
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foramen ovale
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fossa ovalis
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allantois (urachus)
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median umbilical ligament
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notochord
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nucleus pulposus of intervertebral disk
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The ___ is the part of the allantoic duct between the bladder and the umbilicus
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urachus
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1st Aortic arch
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part of Maxillary artery
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2nd Aortic arch
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Stapedial artery and hyoid artery
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3rd Aortic arch
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common Carotid artery and proximal part of internal carotid artery
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4h Aortic arch
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left: aortic arch
right: proximal part of right subclavian artery |
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5th Aortic arch
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nothing
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6th Aortic arch
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proximal part of pulmonary arteries and (on left) ductus arteriosus
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