Mark’s dentist gives him a shot before performing a root canal. the dentist says the shot is anesthesia and that mark won't feel any pain. mark feels his gums going numb, while the rest of his body is working fine. what has the anesthesia actually done? the anesthesia has from carrying signals to . 1).interneurons 1b).motor neurons 1c).sensory neurons 2a).spinal cord 2b).brain 2c).muscles

The anesthesia has blocked the Inter-neurons from carrying signals to the brain.

Inter- neurons are neurons that creates a neural circuit between sensory or motor neurons and the central nervous system enabling communication between them.

1) a. Interneurons 2)b Brain

Explanation:

The anesthesia has blocked the Inter-neurons from carrying signals to the brain.

An interneuron is a group of specialized neurons which connects sensory neurons present at the sense organs to the motor neuron present in the brain. The blocking of the interneuron will prevent the signals to the brain. Therefore, the sense of pain will not be inferred.

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sorry, is there a picture? i do not see any arrows.

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