How Do You Spell NERVUS PETROSUS PROFUNDUS?

Pronunciation: [nˈɜːvəs pˈɛtɹɒsəs pɹəfˈʌndəs] (IPA)

The spelling of the word "nervus petrosus profundus" may seem daunting at first, but understanding its IPA phonetic transcription can help. The word is pronounced /ˈnɜrvəs pəˈtroʊsəs prəˈfʌndəs/ and refers to a nerve that emerges from the petrous portion of the temporal bone. The "nervus" part is fairly straightforward, with the stress falling on the first syllable. "Petrosus" is pronounced with primary stress on the second syllable and "profundus" with primary stress on the third syllable. With practice, the spelling of complex medical terms can become more manageable.

NERVUS PETROSUS PROFUNDUS Meaning and Definition

1. The nervus petrosus profundus is a term used in anatomy to refer to a deep petrosal nerve, which is a branch of the greater petrosal nerve. The greater petrosal nerve is a component of the facial nerve (cranial nerve VII), one of the twelve pairs of cranial nerves that originate from the brain.

   The nervus petrosus profundus courses through a bony canal called the facial canal, located within the petrous part of the temporal bone. It carries preganglionic parasympathetic fibers from the superior salivatory nucleus in the brainstem to the pterygopalatine ganglion, a collection of nerve cell bodies located deep in the face.

   Upon reaching the pterygopalatine ganglion, the nervus petrosus profundus synapses with postganglionic parasympathetic nerve fibers. From there, these postganglionic fibers further innervate several structures within the head and neck, including the lacrimal glands, salivary glands (e.g., submandibular and sublingual glands), and nasal glands. Activation of these parasympathetic fibers leads to increased secretion of tears, saliva, and nasal mucosa.

   Understanding the nervus petrosus profundus is crucial for comprehending the complex and intricate neural pathways that control the autonomic nervous system's parasympathetic functions within the head and neck region.

2. Deep petrosal nerve, great deep petrosal branch of the carotid plexus, the sympathetic part of the Vidian nerve; it arises from the internal carotid plexus and joins the larger superficial petrosal at the entrance of the pterygoid canal.

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

Common Misspellings for NERVUS PETROSUS PROFUNDUS

• bervus petrosus profundus
• mervus petrosus profundus
• jervus petrosus profundus
• hervus petrosus profundus
• nwrvus petrosus profundus
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• ndrvus petrosus profundus
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• n4rvus petrosus profundus
• n3rvus petrosus profundus
• neevus petrosus profundus
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• nefvus petrosus profundus
• netvus petrosus profundus
• ne5vus petrosus profundus
• ne4vus petrosus profundus
• nercus petrosus profundus
• nerbus petrosus profundus
• nergus petrosus profundus
• nerfus petrosus profundus