How Do You Spell FOSSA HYALOIDEA?

1. Fossa hyaloidea refers to a specific anatomical structure found within the eyepiece of certain vertebrates, including humans. It is a shallow, cup-like depression located on the posterior surface of the lens in the vitreous humor, a gel-like substance that fills the interior of the eyeball. The term "fossa" originates from the Latin word for "ditch" or "trench," indicating the concave shape of this structure.

   The fossa hyaloidea serves as the attachment site for the hyaloid canal, also known as the hyaloid artery or the arteria hyaloidea. This canal is a narrow and delicate passageway that runs within the vitreous humor connecting the optic disc to the back of the lens. During embryonic development, the hyaloid artery supplies nutrients and oxygen to the lens and the developing eye.

   As the eye continues to grow and mature, the hyaloid artery gradually regresses and completely disappears, leaving behind the remnants of its canal, which forms the fossa hyaloidea. The fossa itself does not have any major physiological function in adult eyes, but it serves as a historical footprint of the once-vital connection between the artery and the developing eye.

   The study of the fossa hyaloidea and its associated structures is significant in the field of ophthalmology and embryology as it provides insights into the intricate processes involved in the development and growth of the eye.

2. Hyaloid f., patellar f., a depression on the anterior surface of the vitreous body in which lies the crystalline lens.

   A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.

Common Misspellings for FOSSA HYALOIDEA

The term "fossa hyaloidea" has its etymology rooted in Latin and Greek.

"Fossa" is a Latin word that means "ditch", "trench", or "pit". In anatomy, it is commonly used to refer to a depression or hollow area of a bone or organ.

"Hyaloidea" is derived from the Greek word "hyalos", which means "glass" or "crystal", and the Greek suffix "-eidos", meaning "like" or "resembling". In anatomy, "hyaloid" is used to describe a clear, glassy substance or membrane.

Thus, "fossa hyaloidea" can be understood as "the depression or pit-like structure related to the hyaloid". In human anatomy, it specifically refers to a recess in the back of the lens of the eye.