foramen

A patent foramen ovale - or PFO - which is a small hole between the top two chambers of the heart.

From BBC ● Jan. 1, 2025

It had a prominent pineal foramen -- a hole in the top of its head that many lizard species use to sense sunlight and judge the length of daylight hours.

From Science Daily ● Nov. 29, 2023

The shape of the opening at the base of its skull—the foramen magnum—suggested Sahelanthropus balanced its head on top of a vertical neck, similar to upright walkers such as today’s humans.

From Science Magazine ● Aug. 24, 2022

On the base of the skull, the occipital bone contains the large opening of the foramen magnum, which allows for passage of the spinal cord as it exits the skull.

From Textbooks ● Jun. 19, 2013

These two portions, pubis and ischium, limit an oval orifice, the subpubic foramen.

From Artistic Anatomy of Animals by ?douard Cuyer

Lizards and iguanas, however, sport a single row of large holes above their teeth, called foramina, where blood vessels and nerves pass through.

From Science Magazine ● Mar. 29, 2023

These veins arise from the base of the brain and the cervical region of the spinal cord, and flow largely through the intervertebral foramina in the cervical vertebrae.

From Textbooks ● Jun. 19, 2013

The interventricular foramina connect the frontal region of the lateral ventricles with the third ventricle.

From Textbooks ● Jun. 19, 2013

Blood vessels and nerves enter the bone through the nutrient foramina to nourish and innervate bones.

From Textbooks ● Jun. 19, 2013

In paleness of upper surface of hind feet, length of palate relative to length of incisive foramina, and size of bullae, KU 71396 resembles anthonyi.

From Records of Harvest Mice, Reithrodontomys, from Central America, with Description of a New Subspecies from Nicaragua by Sydney Anderson