n.（骨头中的）孔，小孔，胚孔

原形：foramen复数：foramina

The foramen ovale allows blood to flow from the right atrium to the left atrium during fetal development.
卵圆孔允许在胎儿发育期间血液从右心房流到左心房。
In the skull, the foramen magnum is the large opening through which the spinal cord enters the cranium.
颅骨中的枕骨大孔是脊髓进入颅腔的大开口。
The mandibular foramen is where the inferior alveolar nerve and vessels pass through the mandible.
下颌孔是下牙槽神经和血管穿过下颌骨的地方。
The foramina in the vertebrae provide passages for the spinal nerves to exit the spinal column.
椎骨上的孔为脊神经离开脊柱提供了通道。
During surgery, the surgeon must be careful not to damage the optic foramen, as it houses the optic nerve.
在手术过程中，外科医生必须小心不要损伤视神经孔，因为它容纳了视神经。
The carotid canal transmits the internal carotid artery through the foramen lacerum.
颈动脉管通过破裂孔传送内颈动脉。
Compression of the foraminal nerve can cause radiating pain in the corresponding limb.
孔口神经受压可导致相应肢体放射性疼痛。
The greater sciatic foramen is an opening in the pelvis through which several major nerves and blood vessels pass.
坐骨大切迹是骨盆中一个让几条主要神经和血管通过的开口。
The mental foramen is found on the anterior surface of the mandible and provides passage for the mental nerve.
颏孔位于下颌骨的前表面，为颏神经提供通路。
A thorough understanding of the location and size of foramens is crucial in dental implant procedures to avoid nerve damage.
充分了解孔隙的位置和大小对于避免神经损伤的牙科植入手术至关重要。