The Amazing Nervous System: Video Assessment

The video tutorial covers the central nervous system, focusing on the spinal cord and nerve cells that transmit signals. It explains the role of nerve cells in protecting neurons, the process of nerve impulses, and how chemical messengers carry impulses across synapses. The tutorial also discusses how pain is received via neurons, the transmission of impulses away from the central nervous system, and automatic involuntary responses to stimuli. Finally, it describes the autonomic nervous system and its control over functions like heartbeat.

What happens during the reversal of electrical charges across a nerve cell membrane?

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What are the chemical messengers that carry impulses across synapses called?

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