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Foramen: Any opening

Fossa: A depression, eg. the base of skull that cradles occipital lobe

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What is the name for the membrane that covers the foramen ovale after birth?

fossa ovalis


What fetal structure gives rise to the fossa ovalis?

The fossa ovalis is a remnant of the fetal structure known as the foramen ovale. This structure is a small opening that allows blood to bypass the fetal lungs and flow from the right atrium to the left atrium, helping to maintain sufficient oxygen levels before birth.


What is the main difference between the vertebral foramen and the intervertebral foramen in the spinal column?

The main difference between the vertebral foramen and the intervertebral foramen in the spinal column is that the vertebral foramen is a single opening within each vertebra that allows the spinal cord to pass through, while the intervertebral foramen are openings located between adjacent vertebrae that allow spinal nerves to exit the spinal cord and travel to the rest of the body.


What were Two remnants of fetal structures are observable in the heart what were they called in the fetal heart?

Fossa ovalis and ligamentum. Fossa ovalis -> foramen lovale Ligamentum-> Ductus arteriosus


Which bears a close structural relationship with the fossa ovalis?

The fossa ovalis is a depression in the interatrial septum of the heart that represents the remnant of the fetal foramen ovale. Structurally, the fossa ovalis is related to the foramen ovale in the fetal heart, which allows blood to pass from the right atrium to the left atrium before birth to bypass the nonfunctional lungs.


What was the fossa ovalis called in the fetal heart?

In the fetal hear the fossa ovalis was known as the foramen ovale, which allows blood to pass from the right to the left atrium, thus bypassing the fetal lungs.


What bony landmark is defined as a pit or socket?

A fossa is a bony landmark defined as a pit or socket.


What is a bone marking name that indicates a projection that helps to form a joint meatus ramus foramen fossa epicondyle?

Ramus.


What were the ligamentum arteriosum and the fossa ovalis called in the fetal heart?

the fossa ovalis was the foramen ovale and the ligamentum arteriosum was the ductus arteriosus. They each contributed to shunting blood away from the non-functional lungs in the fetus.


The major anatomical difference between hominids and the apes is that the foramen magnum is what in hominds?

located at the bottom of the skull


What is the difference between the male and female obturator foramen?

The male obturator foramen is a more oval-shaped opening while the female obturator foramen is more rounded or triangular. Additionally, the female obturator foramen is typically larger in size compared to the male obturator foramen.


What is the primary Function of the optic canal foramen?

Optic nerve and ophthalmic artery passes through this foramen to your eye ball.