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Inferior oblique
Other Terms:
Obliquus inferior,
Musculus obliquus inferior,
Musculus obliquus inferior bulbi,
Muscle oblique inférieur
Muscle parts
None
Latin name
Musculus obliquus inferior
Latin muscle parts
None
Group
Head somite muscle – pre-otic group (Extra-ocular muscle)
Etymology
The English name for this muscle is the lower slanting muscle (of the eye). The Latin term obliquus means slanting or sideways and describes its orientation. The Latin word inferior comes out of inferus meaning “low or lower.”
Origin
Maxillary floor of the orbit lateral to the nasolacrimal groove
Insertion
Inferolateral aspect of the sclera in its posterior half
Action
Elevates, abducts, and extorts the eye.
Nerve supply
Oculomotor nerve (Cranial nerve III)
Blood supply
Muscular branches of the ophthalmic artery via the internal carotid artery.
Latin
Musculus obliquus inferior
Latin
Musculus obliquus inferior bulbi
French
Muscle oblique inférieur
