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词汇 pons
释义

Definition of pons in English:

pons

(also pons Varolii)
nounPlural pontes pɒnzpänz
Anatomy
  • The part of the brainstem that links the medulla oblongata and the thalamus.

    〔剖〕脑桥

    Example sentencesExamples
    • From above down these are the midbrain; a bridge-like structure, the pons; and the medulla oblongata, which merges below with the spinal cord.
    • Many arterial branches arise from the vertebral and basilar artery to supply the medulla oblongata and the pons.
    • The latter includes the diencephalon; mesencephalon, or midbrain; pons; and medulla oblongata.
    • This is a section (looking down) through the frontal and temporal lobes, the pons, and the cerebellum.
    • The parasympathetic nervous system innervates the parotid, submandibular, and sublingual glands with fibers that originate in the pons and medulla, and synapse in the otic and submandibular ganglia.

Origin

Late 17th century: from Latin, literally 'bridge', (in full) 'bridge of Varolius', named after C. Varoli (1543–75), Italian anatomist.

Definition of pons in US English:

pons

(also pons Varolii)
nounpänz
Anatomy
  • The part of the brainstem that links the medulla oblongata and the thalamus.

    〔剖〕脑桥

    Example sentencesExamples
    • From above down these are the midbrain; a bridge-like structure, the pons; and the medulla oblongata, which merges below with the spinal cord.
    • This is a section (looking down) through the frontal and temporal lobes, the pons, and the cerebellum.
    • The parasympathetic nervous system innervates the parotid, submandibular, and sublingual glands with fibers that originate in the pons and medulla, and synapse in the otic and submandibular ganglia.
    • The latter includes the diencephalon; mesencephalon, or midbrain; pons; and medulla oblongata.
    • Many arterial branches arise from the vertebral and basilar artery to supply the medulla oblongata and the pons.

Origin

Late 17th century: from Latin, literally ‘bridge’, (in full) ‘bridge of Varolius’, named after C. Varoli (1543–75), Italian anatomist.

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