foramen

Converse of object

• have: The top of the sella turcica is covered by a diaphragm, which has a foramen in the center through which the infundibulum passes.
• lack: The transverse processes of the lumbar vertebrae ( which also represent their rib elements ) lack the foramina which characterize the cervical vertebrae.

Preposition: in

• root: Differences between number of apical foramina in mesiobuccal root between sexes were on the limit of significance ( p ≤ 0.05 ).

Adjective modifier

• apical: The toxic products of dead tissue and bacteria diffuse out of the apical foramen of the tooth root into the periodontal ligament.
• intervertebral: The spinal cord has 31 pairs of spinal nerves attached which innervate the body and leave the vertebral canal via the intervertebral foramen.
• mental: Medial to the mental foramen, the nerves were frequently in the form of small bundles in the marrow.
• infraorbital: It then exits the canal through the infraorbital foramen to innervate the upper lip, cheek and side of the nose.
• meatal: The decompressive surgery must focus on the meatal foramen.
• sciatic: This large nerve exits the pelvis through the greater sciatic foramen to enter the gluteal region - more info.

Modifies a noun

• ovale: In the adult heart, the remnant of the foramen ovale is an oval depression, which is called the fossa ovalis.
• magnum: The foramen magnum is a hole at the base of the skull into which the spine is inserted.
• tumor: Type II foramen magnum tumors can be totally removed with good prognosis.
• caecum: The thyroglossal duct extends from the foramen caecum, in the floor of the mouth, to the hyoid bone.

Noun used with modifier

• patent: The prevalence of patent foramen ovale in patients with migraine.
• exit: This causes narrowing of the intervertebral exit foramen and may also increase the disk bulge.