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  2. List of foramina of the human body - Wikipedia

    en.wikipedia.org/wiki/List_of_foramina_of_the...

    Foramen ovale (heart), an opening between the venous and arterial sides of the fetal heart; Foramen transversarium, one of a pair of openings in each cervical vertebra, in which the vertebral artery travels; Greater sciatic foramen, a major foramen of the pelvis; Interventricular foramen, channels connecting ventricles in the brain

  3. Median aperture - Wikipedia

    en.wikipedia.org/wiki/Median_aperture

    The foramen of Magendie is named for François Magendie, who first described it. [6] The term "foramen of Magendie" is commonly used, and this opening is frequently described and illustrated as a foramen in the inferior roof of the fourth ventricle. However, the opening is an aperture, rather than a foramen. [5] CSF circulation

  4. Fossa ovalis (heart) - Wikipedia

    en.wikipedia.org/wiki/Fossa_ovalis_(heart)

    It is most distinct above and at the sides of the fossa ovalis; below, it is deficient. A small slit-like valvular opening is occasionally found, at the upper margin of the fossa, leading upward beneath the limbus, into the left atrium; it is the remains of the fetal aperture the foramen ovale between the two atria.

  5. Lumen (anatomy) - Wikipedia

    en.wikipedia.org/wiki/Lumen_(anatomy)

    Cross section of the gut. The lumen is the space in the middle also known as the volume. Normal histology of the breast, with lumen annotated at bottom right [1] In biology, a lumen (pl.: lumina) is the inside space of a tubular structure, such as an artery or intestine. [2]

  6. Foramen - Wikipedia

    en.wikipedia.org/wiki/Foramen

    In anatomy and osteology, a foramen (/ f ə ˈ r eɪ m ən /; [1] [2] pl.: foramina, / f ə ˈ r æ m ɪ n ə / or foramens / f ə ˈ r eɪ m ən z /; from Latin 'an opening produced by boring') is an opening or enclosed gap within the dense connective tissue (bones and deep fasciae) of extant and extinct amniote animals, typically to allow passage of nerves, arteries, veins or other soft ...

  7. Optic canal - Wikipedia

    en.wikipedia.org/wiki/Optic_canal

    The optic foramen is the opening to the optic canal.The canal is located in the sphenoid bone; it is bounded medially by the body of the sphenoid and laterally by the lesser wing of the sphenoid.

  8. Central canal - Wikipedia

    en.wikipedia.org/wiki/Central_canal

    The central canal (also known as spinal foramen or ependymal canal) is the cerebrospinal fluid-filled space that runs through the spinal cord. [1] The central canal lies below and is connected to the ventricular system of the brain , from which it receives cerebrospinal fluid, and shares the same ependymal lining.

  9. Interventricular foramina (neuroanatomy) - Wikipedia

    en.wikipedia.org/wiki/Interventricular_foramina...

    The interventricular foramina are two holes (Latin: foramen, pl. foramina) that connect the left and the right lateral ventricles to the third ventricle. [1]They are located on the underside near the midline of the lateral ventricles, [2] and join the third ventricle where its roof meets its anterior surface. [3]