He reflexes from sense organs in the head are co-ordinated by the brain. Name a sense organ involved in a reflex co-ordinated by the spinal cord.

sense of touch

Explanation:

There are five sense organs that involved vision, hearing, taste, smelling, and touch.

Sense of touch is involved in a reflex coordinated by the spinal cord as when we touch something, sensory nerves sends the information to the brain and spinal cord. the motor nerves process the signals in the brain and send it back to the muscles, that leads to contraction reflexively.

Hence, the correct answer is "sense of touch".

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