How Do You Spell SINUS LONGITUDINALIS?

Pronunciation: [sˈa͡ɪnəs lˌɒnd͡ʒɪtjˌuːdɪnˈɑːliz] (IPA)

The word "sinus longitudinalis" is a medical term referring to a long groove or furrow. It is spelled with the IPA phonetic transcription /ˈsaɪnəs ˌlɒŋɡɪtjuˈdeɪnəlɪs/. The "s" in "sinus" is pronounced as an unvoiced /s/, while the "i" and "u" are pronounced as the diphthong /aɪ/ and /u/. The "t" in "longitudinalis" is pronounced as an unvoiced /t/. The stress falls on the third syllable, which is marked by the primary stress symbol (ˈ).

SINUS LONGITUDINALIS Meaning and Definition

1. Sinus longitudinalis, also known as the longitudinal sinus, is a term used in anatomy to refer to a blood vessel located within the human brain. It is a large, midline cavity that runs along the upper curvature of the falx cerebri, which is a fold of the dura mater (a membrane surrounding the brain). The sinus longitudinalis carries venous blood, rich in metabolic waste products, away from the brain and towards the internal jugular veins, facilitating its drainage from the cranium.

   The sinus longitudinalis is formed by two adjacent sheets of the dura mater lining the falx cerebri and is located within the superior sagittal sulcus. It receives the blood from smaller veins that drain the cerebral hemispheres and harmonizes their flow to direct it towards the internal jugular veins. It plays a vital role in maintaining the proper circulation of blood within the brain and facilitating the removal of waste materials.

   In addition to its physiological functions, the structures associated with the sinus longitudinalis have clinical significance. Abnormalities or obstructions within the sinus can lead to pathological conditions such as sinus thrombosis, where a blood clot forms within the sinus, potentially causing stroke-like symptoms. Understanding the anatomy and function of the sinus longitudinalis is crucial in the diagnosis and treatment of such conditions.

2. S. Sagittalis.

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

Common Misspellings for SINUS LONGITUDINALIS

• ainus longitudinalis
• zinus longitudinalis
• xinus longitudinalis
• dinus longitudinalis
• einus longitudinalis
• winus longitudinalis
• sunus longitudinalis
• sjnus longitudinalis
• sknus longitudinalis
• sonus longitudinalis
• s9nus longitudinalis
• s8nus longitudinalis
• sibus longitudinalis
• simus longitudinalis
• sijus longitudinalis
• sihus longitudinalis
• sinys longitudinalis
• sinhs longitudinalis
• sinjs longitudinalis
• sinis longitudinalis

Etymology of SINUS LONGITUDINALIS

The term "sinus longitudinalis" is a Latin phrase derived from two main components: "sinus" and "longitudinalis".

1. "Sinus" - The word "sinus" in Latin originally referred to a curved or hollow space, but it later came to be associated with anatomical structures like cavities or channels. In medical terminology, it typically refers to a cavity or channel within an organ.

2. "Longitudinalis" - The Latin word "longitudinalis" is derived from "longitudo", which means length. It denotes anything that is longitudinal or extends in the longitudinal direction, typically referring to something that is long or elongated.

Therefore, "sinus longitudinalis" translates to "longitudinal sinus" in English. It describes a cavity or channel that is elongated or extending along the length of an organ or structure.