______________ is the long, fluid-filled tube that carries a neuron's messages to other body areas.

Related MCQs

• Stimulation, either directly or by chemical messages from other neurons, produces ___________________, a basic type of signal within neurons.
• _________________ usually communicates inhibitory messages to other neurons and helps balance and offset excitatory messages.
• ______________ help neurons by providing nutrition, removing waste products, and enhancing the speed of communication between neurons.
• The ________________ nervous system communicates sensory information received by sense organ receptors to the central nervous system and carries messages from the central nervous system along motor nerves to the muscles.
• _________________ carries sensory information via afferent nerve fibers from receptors throughout the body to the brain and conducts information via efferent nerve fibers from the brain to muscles and glands.
• Which neurotransmitter is produced by the neurons located in a region of brain called substantia nigra?
• The three basic components of the neurons are ____________, ___________ and ____________.
• ________________ has been implicated in some mental disorders and is involved in activation of neurons throughout the brain and in the process of learning and memory retrieval.
• ________________ is the point of communication between two neurons.
• Degeneration of ___________________ producing neurons has been linked to Parkinson's disease.