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cranial nerve

cranial nerve

2 4.9
A nerve that begins in the brain and serves the head and neck
  • noun
  • /ˈkreɪniəl nɜrv/
  • Specialized
translation icon : nervio craneal
  • Damage to the cranial nerves can lead to symptoms such as facial weakness or loss of smell.
  • cranial nerve palsy
  • cranial nerve deficit
  • cranial nerve examination

Examples

  • The most common site of head and neck schwannomas is the VIII cranial nerve.

    Academic text (2009)
  • The most common morbidity associated with jugular fossa lesions is lower cranial nerve deficits.

    Academic text (2009)
  • The most common presenting complaint is diplopia, which is caused by cranial nerve compression.

    Academic text (2008)
  • Nearly 40% of patients with follow-up data had cranial nerve palsies.

    Academic text (2013)
  • Patients can present with hearing loss and lower cranial nerve deficits if tumors are of sufficient size.

    Academic text (2008)
  • There were no palpable intraparotid masses, and all cranial nerves were intact.

    Academic text (1999)
  • Findings at presentation vary; they may include cranial nerve deficits, headache, visual changes, and even seizures.

    Academic text (2006)
  • Even when small, these firm tumors can compress cranial nerves VII and VIII and produce symptoms.

    Academic text (2010)
  • Physical examination revealed left-sided proptosis with periorbital edema, erythema, and a left-sided cranial nerve VI palsy.

    Academic text (2009)
  • The doctor explained how each of the twelve cranial nerves controls different functions in the head and neck.

Surface Forms

cranial nerve singular

Morphology

cranial + nerve

The meaning is directly and transparently built from 'cranial' (associated with the skull/brain) + 'nerve' (a bundle of nerve fibers), so a learner who knows both words can infer it refers to a nerve related to the skull/brain. Although the term is technical, its adjective+noun composition is regular and cross-linguistically common, making the sense predictable for B1 learners who know the constituents.

Etymology

Cranial nerve comes from words about the skull: cranial means 'of the head' and nerve is a cord that 'carries signals'. These are the nerves that come straight from the brain to the head and neck, so the term means those head and neck nerves today.