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眶上裂和眶下裂
学习目标
在完成本单元的学习后你将能够：
- 识别眶上裂和眶下裂的空间位置。
- 辨认穿过眶上裂和眶下裂的结构名称。
浏览图谱
眶上裂和眶下裂是骨性眼眶内的裂隙。它们分别位于蝶骨小翼与大翼之间，以及蝶骨与上颌骨之间。
眼眶与颅中窝通过眶上裂相通，而眶下裂则将翼腭窝与骨性眼眶相连。多条重要的神经血管结构经眶上裂和眶下裂穿行。
:watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/3343/hto9XeX70nsQKMIZHdVEQ_superior-and-inferior-orbital-fissures-neurovasculature_cn.jpg){kind=logo}
:watermark(/images/watermark_5000_10percent.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/overview_image/1029/jbjCwo7YQ8iqnxC7s2m57A_common-tendinous-ring-structure-and-neurovasculature_cn.jpg){kind=logo}
下面的图册可以给你眶上裂和眶下裂肌肉骨骼组成的概述。
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-surface-of-frontal-bone-2/gCwnrxA1sGjKtFMuzBVtww_orbital_surface_of_frontal_bone.png "额骨眶面 (Orbital surface of frontal bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-surface-of-greater-wing-of-sphenoid-bone-1/dDpbdd7JmDUMxjfY8Wk9A_orbital_surface_of_greater_wing_of_sphenoid_bone.png "蝶骨眶面 (Orbital surface of greater wing of sphenoid bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-surface-of-lesser-wing-of-sphenoid-bone/Qz4xp1W3GHwzDVlBb5h0mg_orbital_surface_of_lesser_wing_of_sphenoid_bone.png "蝶骨眶面 (Orbital surface of lesser wing of sphenoid bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-plate-of-ethmoid-bone-4/DfOdahZodMTavpyWWuoorw_orbital_plate_of_ethmoidal_bone.png "筛骨眶板 (Orbital plate of ethmoid bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/lacrimal-bone-3/oQUbimATgKskACPz1fkxQ_lacrimal_bone.png "泪骨 (Lacrimal bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-process-of-palatine-bone-1/pGsS3OSdWwaQXFQaZwM6mA_orbital_process_of_palatine_bone.png "腭骨眶突 (Orbital process of palatine bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-surface-of-maxilla-2/rWiJnqjhK01u6rGQksaNtA_orbital_surface_of_maxilla.png "上颌骨眶面 (Orbital surface of maxilla)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-surface-of-zygomatic-bone-2/7F8VflzIKtPUkorVIyRgQg_Facies_orbitalis_zygomatic_bone.png "颧骨眶面 (Orbital surface of zygomatic bone)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superior-orbital-fissure-1/kNewkoTfyDSoqcnSr1oFg_superior_orbital_fissure__1_.png "眶上裂 (Superior orbital fissure)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/inferior-orbital-fissure-2/VdDVxk5VsxXBmfVusL09Q_599inferior_orbital_fissure.png "眶下裂 (Inferior orbital fissure)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/optic-canal-4/xsdX1YtBJrSQcHJ59f0Qhw_optic_canal.png "视神经管 (Optic canal)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/infraorbital-groove-1/CsdtNCMsuz8A70BFJczg_Inferior_orbital_groove.png "眶下沟 (Infraorbital groove)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/anterior-ethmoidal-foramina/3N6tAdWsoa1AXySTMjYhA_anterior_ethmoidal_foramen_magnified.png "筛前孔 (Anterior ethmoidal foramen)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/posterior-ethmoidal-foramina/oXzlhuc07Be8ANKEQaKqSA_posterior_ethmoidal_foramen_magnified.png "筛后孔 (Posterior ethmoidal foramen)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/levator-palpebrae-superioris-muscle-4/CNgYsedNFT0aCnvQnq9lVw_levator_palpebrae_superioris_muscle.png "上睑提肌 (Levator palpebrae superioris muscle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superior-oblique-muscle-1/I40i8lBvW05HdS6GSa7g_superior_oblique_muscle.png "上斜肌 (Superior oblique muscle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superior-rectus-muscle-4/7ww28H8xRHASd6iwgF1Q_superior_rectus_muscle.png "上直肌 (Superior rectus muscle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/medial-rectus-muscle-6/dq6NMmJGpBxkx5kvUx0o3A_medial_rectus_muscle.png "内直肌 (Medial rectus muscle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/inferior-rectus-muscle-4/WwoaDY6DHDHXxiCQvVoTpw_Inferior_rectus_muscle.png "下直肌 (Inferior rectus muscle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/lateral-rectus-muscle-6/KXx46yq8HGGNzmmyy1sOPA_lateral_rectus_muscle.png "外直肌 (Lateral rectus muscle)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/common-tendinous-ring-1/KKrCoj5iTQHUauNKXMfnyw_common_tendinous_ring.png "总腱环 (Common tendinous ring (of Zinn))；图像：Paul Kim"){kind=logo}
额骨眶面
Orbital surface of frontal bone
1/21
同义词：
无
探索这些图册，学习更多与眶上裂内容物以及视神经管相关内容。
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/dural-sheath-enclosing-optic-nerve-and-ophthalmic-artery/oXlecjOnHsZGK9ayC8SbQ_dural_sheath_enclosing_optic_nerve_and_ophthalmic_artery_magnified.png "视神经鞘 (Sheath of optic nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/optic-nerve-11/gLaFxMBbdWwSFxnKQFp8w_optic_nerve_magnified.png "视神经 (Optic nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/ophthalmic-artery-5/vVqZ9qj46huhQaStNP08tA_ophthalmic_artery_magnified.png "眼动脉 (Ophthalmic artery)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/frontal-nerve-3/NbjiqrclsIuBpmHBdYWYw_frontal_nerve_magnified.png "额神经 (Frontal nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/trochlear-nerve-8/KWU6HsYsmsjZKTUvq46Kw_trochlear_nerve_magnified.png "滑车神经 (Trochlear nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superior-ophthalmic-vein-3/r8NIH4KrZ549bArgDwIDLw_superior_ophthalmic_vein_magnified.png "眼上静脉 (Superior ophthalmic vein)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superior-branch-of-oculomotor-nerve-3/YAkYt8p8bM1D2zgf5GdNRw_oculomotor_nerve_superior_division_magnified.png "动眼神经上支 (Superior branch of oculomotor nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/nasociliary-nerve-3/jDcPs6pFzCK7MeuNNplFg_nasociliary_nerve_magnified.png "鼻睫神经 (Nasociliary nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/abducens-nerve-6/ouR3H6flTLpkYjHnFzA3Gg_abducent_nerve_magnified.png "展神经 (Abducens nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/inferior-branch-of-oculomotor-nerve-3/1r62tluSFY1BMhCwHa4MoA_oculomotor_nerve_inferior_division_magnified.png "动眼神经下支 (Inferior branch of oculomotor nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/lacrimal-nerve-3/j7CGjaTZFIBQqPOrWD1tiA_lacrimal_nerve_magnified.png "泪腺神经 (Lacrimal nerve)；图像：Paul Kim"){kind=logo}
视神经鞘
Sheath of optic nerve
1/11
同义词：
视神经鞘膜
以下的图册可以为你概述眶下裂内容物的知识。
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/superior-branch-of-inferior-ophthalmic-vein/ZyT4SJbwnPnFIkU0JGQg_superior_branch_of_inferior_ophthalmic_vein_magni.png "眼下静脉上支 (Superior branch of inferior ophthalmic vein)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/inferior-branch-of-inferior-ophthalmic-vein/gojGfF8sH8WBrSvFE6X8Tw_inferior_branch_of_inferior_ophthalmic_vein_magni.png "眼下静脉下支 (Inferior branch of inferior ophthalmic vein)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/orbital-branches-of-pterygopalatine-ganglion/ILRPOoANBIfC1C3dq97xSA_orbital_branches_of_pterygopalatine_ganglion_magni.png "翼腭神经节眶支 (Orbital branches of pterygopalatine ganglion)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/infraorbital-nerve-5/CX0CjxqjdADGsvDEH7OEg_Infraorbital_nerve_magnified.png "眶下神经 (Infraorbital nerve)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/infraorbital-artery-5/OBrthOiYEPKCPCzkOW80Tw_Infraorbital_artery_magnified.png "眶下动脉 (Infraorbital artery)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/infraorbital-vein-2/xwwhcOuRSNQguNmi2JY5mQ_infraorbital_vein_magni.png "眶下静脉 (Infraorbital vein)；图像：Paul Kim"){kind=logo}
:watermark(/images/watermark_only.png,0,0,0):watermark(/images/logo_url.png,-10,-10,0):format(jpeg)/images/learnable/zygomatic-nerve-3/H6j640a1Kt9HeR6URwkkg_zygomatic_nerve_magnified2.png "颧神经 (Zygomatic nerve)；图像：Paul Kim"){kind=logo}
眼下静脉上支
Superior branch of inferior ophthalmic vein
1/7
同义词：
无
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小结
| 定义 | 骨性眼眶内的裂隙 |
| 位置及功能 |
眶上裂： 蝶骨大翼与小翼之间，视神经管的外上方，连接眼眶和颅中窝 眶下裂： 蝶骨和上颌骨之间，视神经管的外下方，连接翼腭窝和骨性眼眶 |
| 血管神经内容物 |
眶上裂： 泪腺神经和额神经（CN V1）、滑车神经、眼上静脉、动眼神经下支和上支、鼻睫神经（CN V1）、外展神经、眼下静脉上支 口诀：FINALISTS 眶下裂： 眼下静脉下支、翼腭神经节眶支、眶下神经（CN V2）、眶下动静脉、颧神经（CN V2） 口诀：ZOIII |
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