Cisterna ledgeriana is a term used in anatomy to refer to a specific part of the lymphatic system. The spelling of this word can be tricky, as it includes multiple syllables and a variety of vowel and consonant sounds. The IPA phonetic transcription of this term is [sɪˈstɜrnə lɛdʒəriˈeɪnə], which breaks down the pronunciation of each individual letter and sound in the word. By using the IPA, it becomes easier to understand the proper spelling and pronunciation of complex medical terms.
Cisterna ledgeriana refers to an anatomical structure located within the brain, specifically in the region known as the subarachnoid space, which is the space between the arachnoid membrane and the pia mater. This structure is formed by the dilation or expansion of a part of the subarachnoid space, called the cisterna, at the posterior end of the brain.
The cisterna ledgeriana is situated in the area where the fourth ventricle of the brain narrows and connects with the central canal of the spinal cord. It serves as an important channel for the circulation of cerebrospinal fluid (CSF). The CSF is a clear liquid that surrounds and protects the brain and spinal cord, providing essential nutrients, removing waste products, and acting as a mechanical cushion.
The cisterna ledgeriana plays a crucial role in this circulation process by containing and facilitating the movement of CSF. It acts as a reservoir or storage space where the cerebrospinal fluid accumulates before continuing its flow throughout the subarachnoid space.
The term "ledgeriana" is derived from the name of Carlo Filippo Felice Giuseppe di Ledder, an Italian anatomist known for his contributions to neuroanatomy. His extensive studies on the structure and functioning of the brain, including his research on the subarachnoid space and its components, have led to the designation of this anatomical structure as the cisterna ledgeriana.
Large cistern, c. cerebellomedullaris.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The term "cisterna ledgeriana" does not have an etymology of its own since it is a combination of two words in Latin. Here is the breakdown:
1. Cisterna: This word comes from the Latin noun "cisterna" which means a reservoir or tank. It is derived from the verb "cisternare" meaning "to hold". In medical terminology, "cisterna" is used to refer to certain anatomical spaces or fluid-filled sacs. In the case of "cisterna magna", it is a large subarachnoid space in the brain.
2. Ledgeriana: This word is an adjective derived from the Latin noun "ledgus" or "ledgium" meaning "ledge" or "shelf". It refers to something associated with or related to a ledge or shelf.