[의학] 뇌혈관 해부학과 뇌혈과 손상시 임상양상
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작성일 23-02-10 08:35
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Download : [의학] 뇌혈관 해부학과 뇌혈과 손상.ppt
Join to form the Basilar Artery and then Circle of Willis
Arteries carry blood away from the heart
순서
Venules Carry blood to sinuses on cortical surface
Numerous small branches
Arteries divide into smaller vessels called: arterioles
Remove carbon dioxide and waste-products from cells
Network of arteries and veins
Nutrition to parenchyma (brain cells). Brain is completely dependent on oxygen supply - No O2 reserves. Irreversible damage in 4-6 minutes if no oxygen Brain requires 20% of O2 for 2% of body weight. Brain requires glucose for energy No ability to use fat Remove carbon dioxide and waste-products from cells Cerebral perfusion > 60 ml/100gr min-1 in Gray matter 40 < X < 60 in White matter 750mL blood pumped per minute and circulated blood returned for reoxygenation
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Cerebral perfusion
[의학] 뇌혈관 해부학과 뇌혈과 손상시 임상양상
Arterioles divide further into capillaries
No ability to use fat
Vascular Network
750mL blood pumped per minute and circulated blood returned for reoxygenation
Veins carry blood toward the heart
Supplies the brainstem and cerebellum
Irreversible damage in 4-6 minutes if no oxygen
40 < X < 60 in White matter
Two Vertebral Arteries enter skull through Foramen Magnum
Brain requires 20% of O2 for 2% of body weight.
Nutrition to parenchyma (brain cells).
레포트 > 의학계열
의학,뇌혈관 해부학, 뇌혈과 손상시 임상양상
설명
> 60 ml/100gr min-1 in Gray matter
Download : [의학] 뇌혈관 해부학과 뇌혈과 손상.ppt( 71 )
Brain requires glucose for energy
Posterior Inferior Cerebellar Artery (PICA) is one that serves cerebellum.
Smallest level are venules that are connected to capillaries
Brain is completely dependent on oxygen supply - No O2 reserves.
다.