Extraocular muscles:
There are 6 extraocular muscles (4 Recti & 2 obliques) which controls the movement of both eyes.
Extraocular muscles names:
Four Recti muscles :
- Superior rectus
- Inferior rectus
- Medial rectus
- Lateral rectus
Two Oblique muscles:
- Superior oblique
- Inferior oblique
Nerve supply:
- Occulomotor Nerve : superior,Medial & Inferior Recti and Inferior oblique muscle.
- Trochlear Nerve : Superior oblique muscle
- Abducent Nerve : Lateral rectus muscle.
Mnemonic for extraocular muscles nerve supply:
LR - Lateral rectus 6 - sixth cranial nerve ( Abducent Nerve)
SO - Superior oblique
4 - fourth cranial nerve (Trochlear Nerve)
3 - third cranial nerve ( Oculomotor Nerve)
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