lab M2 L8 Flashcards
hepatic portal system
where does blood go after the heart?
systemic arteries
what is the purpose of the hepatic portal system?
the liver processes nutrients and regulates amount of nutrients that can enter the blood
the liver screens the blood for potentially toxic substances and removes them before they reach the rest of the body; detoxifies
hepatic portal system
where does blood go after the systemic arteries? what are the tributaries to the hepatic portal system?
superior mesenteric vein
splenic vein
inferior mesenteric vein
hepatic portal system
where does blood go after the three tributaries?
hepatic portal vein
hepatic portal system
where does blood go after the hepatic portal vein and liver?
hepatic veins
circle of willis
where does blood travel after the internal carotid arteries?
anterior cerebral arteries
circle of willis
where does blood travel after the anterior cerebral arteries?
anterior communicating artery
circle of willis
where does blood travel after the anterior communicating artery?
posterior communicating arteries
circle of willis
where does blood travel after the posterior communicating arteries?
posterior cerebral arteries
circle of willis
where does blood travel after the posterior cerebral arteries?
basilar artery
where does blood travel after the basilar artery?
vertebral arteries
fetal circulation
where does blood travel after the placenta?
umbilical vein (oxygenated blood)
fetal circulation
where does blood travel after the umbilical vein?
fetus
fetal circulation
where does blood travel after reaching the fetus?
ductus venosus
fetal circulation
what does the ductus venosus connect?
umbilical vein to inferior vena cava
bypasses liver
fetal circulation
where does blood go after ductus venosus?
inferior vena cava
fetal circulation
where does blood travel after inferior vena cava?
right atrium
fetal circulation
where does blood travel after the right atrium?
foramen ovale
fetal circulation
what does the foramen ovale connect?
right atrium to left atrium
bypasses lungs
fetal circulation
where does blood travel after the left atrium?
left ventricle
fetal circulation
where does blood travel after the left ventricle?
aorta
fetal circulation
where does blood travel after the right atrium?
ductus arteriosus
fetal circulation
what does the ductus arteriosus connect?
pulmonary artery to aorta
fetal circulation
what does the ductus arteriosus bypass?
lungs
fetal circulation
What type of blood leaves the aorta of the fetus?
partially oxygenated
fetal circulation
what does ligamentum venosus derive from?
ductus venosus
fetal circulation
what does ligamentum arteriosum derive from?
ductus arteriosus
fetal circulation
what is ligamentum teres?
remnant of umbilical vein
fetal circulation
what is fossa ovalis?
depressed structure located in inferior aspect of right interatrial septum
fetal circulation
where does blood travel after the aorta?
umbilical artery (deoxygenated blood)
fetal circulation
where does blood travel after the umbilical artery?
placenta
