Examlex
Flow channels on Venus suggest it was once rich in water.
Sensory Neurons
Sensory neurons, also known as afferent neurons, are nerve cells within the nervous system responsible for converting external stimuli from the environment into internal electrical impulses.
Motor Neurons
Neurons that transmit signals from the brain or spinal cord to muscles or glands, causing them to act.
Spinal Cord
The cylindrical bundle of nerve fibers that runs from the brainstem down the spine and mediates nerve signals between the brain and the body.
Reflexes
Reflexes are involuntary and nearly instantaneous movements in response to a stimulus, serving as basic building blocks of behavior and survival mechanisms.
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