Each of the fourth pair of cranial nerves, supplying the superior oblique muscle of the eyeball.
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Example sentencesExamples
The trochlear nerve nuclei are located ventral to the mesencephalic aqueduct.
The exceptions are the superior oblique, which is enervated by the trochlear nerve (Cranial nerve IV), and the lateral rectus, which is enervated by the abducens (Cranial Nerve VI).
The tiny super orbital and super trochlear nerves above the brow are carefully protected.
Each trochlear nerve makes its exit through the caudal tectum (the dorsal portion of the midbrain), immediately lateral to the frenulum of the superior medullary velum.
This nerve may appear to be derived from the trochlear nerve.
Definition of trochlear nerve in US English:
trochlear nerve
noun
Anatomy
Each of the fourth pair of cranial nerves, supplying the superior oblique muscle of the eyeball.
〔剖〕滑车神经
Example sentencesExamples
Each trochlear nerve makes its exit through the caudal tectum (the dorsal portion of the midbrain), immediately lateral to the frenulum of the superior medullary velum.
The exceptions are the superior oblique, which is enervated by the trochlear nerve (Cranial nerve IV), and the lateral rectus, which is enervated by the abducens (Cranial Nerve VI).
The tiny super orbital and super trochlear nerves above the brow are carefully protected.
This nerve may appear to be derived from the trochlear nerve.
The trochlear nerve nuclei are located ventral to the mesencephalic aqueduct.