脑区血液供应分布图.ppt

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1、脑区血液供应分布图脑区血液供应分布图Anterior view showing the general arrangement of the brainstem and cerebellar arteries(Modified from Duvernoy 6).A=medulla;B=pons;C=midbrain;D=cerebellum.Main arterial trunks:1=vertebral artery;2=anterior spinal artery;3=posterior inferior cerebellar artery;4=basilar artery;5=anter

2、ior inferior cerebellar artery;6=superior cerebellar artery;7=posterior cerebral artery;8=collicular artery;9=posteromedial choroidal artery;10=anterior choroidal artery.Arteries of the anterior and lateral aspects of the brainstem:11=anteromedial group of medullary arteries;12=anterolateral group o

3、f medullary arteries;13=lateral group of medullar arteries(arteries of the lateral medullary fossa),14=anteromedial group of pontine arteries,penetrating the basilar sulcus(14),penetrating the interpeduncular fossa(14 prime)(inferior rami of the interpeduncular fossa),penetrating the foramen cecum(1

4、4 double prime);15=anterolateral group of pontine arteries;16=lateral group of pontine arteries originating from the superior lateral pontine(16 prime)and the inferior lateral pontine(16 double prime)arteries and from the anterior inferior cerebellar artery;17=anteromedial group of mesencephalic art

5、eries(middle rami of the interpeduncular fossa);18=thalamoperforating arteries(superior rami of the interpeduncular fossa);19=anterolateral group of midbrain arteries.Arteries of the anterior aspect of the cerebellum:20=branches of the superior cerebellar artery;21=branches of the anterior inferior

6、cerebellar artery;22=branches of the posterior inferior cerebellar artery.Posterior view of medulla and pons after removal of the cerebellum by sections of the cerebellar peduncle.A=posterior aspect of the lower medulla;A prime=posterior aspect of the upper medulla;B=posterior aspect of the pons(sup

7、erior cerebellar peduncle);C=inferior colliculus;1=posterior inferior cerebellar artery;2=posterior spinal artery;3=posterior group of medullary arteries supplying the lower medulla;4=posterior group of medullary arteries supplying the upper medulla;5=superior cerebellar artery,lateral branch;6=supe

8、rior cerebellar artery,medial branch;7=posterior group of pontine arteries(arteries of the superior cerebellar peduncle)Right lateral view of the midbrain showing the general arrangement of the midbrain arteries(Modified from Duvernoy 6).A=interpeduncular fossa;B=mamillary body;C=cerebral peduncle;D

9、=lateral surface of the midbrain;E=superior colliculus;F=inferior colliculus;G=superior cerebellar peduncle;1=basilar artery;2=superior cerebellar artery,2 prime=medial branch,2 double prime=lateral branch;3=posterior cerebral artery;4=collicular artery;5=posteromedial choroidal artery;6=anterior ch

10、oroidal artery;7=anteromedial group of midbrain arteries(middle group of interpeduncular arteries);8=anterolateral group of midbrain arteries;9=lateral group of midbrain arteries;10=posterior group of midbrain arteries;11=posterior group of pontine arteries(arteries of the posterior cerebellar pedun

11、cle).Sagittal section of the pons showing the paths of different pontine arteries.A=pontine ventral(basilar)part;B=pontine tegmentum;1=basilar artery;2=the lower part of the pontine tegmentum,vascularized by ascending arteries;3=the middle part of the pontine tegmentum,vascularized by arteries with a straight path;4=the upper part of the pontine tegmentum,vascularized by descending arteriesBrain Arterial Supply脑的血液供给脑的血液供给脑的血液供给脑的血液供给脑的血液供给脑的血液供给脑的血液供给脑的血液供给