NEET PG DENTAL EXAM

Detailed explanation-1: -The nervous system, specialized for the conduction of impulses, allows rapid responses to environmental stimuli.

Detailed explanation-2: -For motor responses to be initiated, it requires sensory input to the brain. Various sensory information is relayed through the brainstem. Such tracts include: The dorsal column-medial lemniscus pathway, which relays sensory information related to fine touch, vibration sensation, and proprioception.

Detailed explanation-3: -The upper motor neurons originate in the cerebral cortex and travel down to the brain stem or spinal cord, while the lower motor neurons begin in the spinal cord and go on to innervate muscles and glands throughout the body.