How Do You Spell SULCUS LACRIMALIS?

1. The term "sulcus lacrimalis" refers to a specific anatomical structure found in the human body. It is commonly known as the lacrimal groove or lacrimal sulcus and is primarily located in the lateral wall of the nasal cavity.

   The sulcus lacrimalis is a narrow depression that extends from the front part of the nasal cavity towards the lower part of the nasal septum. It serves as a pathway for the lacrimal duct, which is responsible for draining tears from the eyes.

   This anatomical structure is composed of two distinct parts. The anterior part, known as the nasolacrimal groove, starts at the anterior opening of the nasolacrimal duct and runs vertically downwards. As it reaches the lower part, it transitions into the posterior nasolacrimal canal, which connects the lacrimal sac to the inferior meatus of the nasal cavity.

   The sulcus lacrimalis plays a vital role in tear drainage. Tears are produced in the lacrimal gland, and excess fluid drains through the lacrimal puncta into the lacrimal canaliculi. The canaliculi continue to carry the tears towards the lacrimal sac located in the medial canthus of the eye. From there, tears pass through the nasolacrimal duct and into the sulcus lacrimalis, ultimately entering the nasal cavity.

   Understanding the anatomy and function of the sulcus lacrimalis is essential for professionals such as ophthalmologists, optometrists, and otolaryngologists in diagnosing and treating conditions related to tear drainage and lacrimal duct obstruction.

2. Lacrymal groove; (1) a hollow in front of the lacrymal crest of the lacrymal bone; (2) a groove on the nasal process of the maxilla, the upper part of which forms with (1) a fossa for the lodgment of the lacrymal sac.

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

Common Misspellings for SULCUS LACRIMALIS

The word "sulcus lacrimalis" is a Latin term that describes a specific anatomical structure in the human body.

The word "sulcus" comes from Latin, meaning "furrow" or "trench". In anatomy, it refers to a groove or depression on the surface of an organ.

The term "lacrimalis" comes from the Latin word "lacrima", meaning "tear". It is associated with tears or the lacrimal glands, which produce tears.

Therefore, when combined, "sulcus lacrimalis" refers to the lacrimal sulcus, which is a groove on the inner aspect of the eyelid that houses the lacrimal sac, part of the lacrimal apparatus responsible for the production, secretion, and drainage of tears.