Yoke muscles

Yoke muscles are pairs of muscles (one in each eye) that work together to produce coordinated eye movements.

Arpit gupta (from TCML Team)
 

Type of Movement

Yoke Muscle Pair

Function

Right Gaze

Right Lateral Rectus (RLR)
& Left Medial Rectus (LMR)

Horizontal movement
to the right

Left Gaze

Left Lateral Rectus (LLR)
& Right Medial Rectus (RMR)

Horizontal movement
to the left

Right Upward Gaze

Left Inferior Oblique (LIO)
& Right Superior Rectus (RSR)

Elevation and rightward
movement

Left Upward Gaze

Right Inferior Oblique (RIO)
& Left Superior Rectus (LSR)

Elevation and leftward
movement

Right Downward Gaze

Left Superior Oblique (LSO)
& Right Inferior Rectus (RIR)

Depression and rightward
movement

Left Downward Gaze

Right Superior Oblique (RSO)
& Left Inferior Rectus (LIR)

Depression and leftward
movement

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