UWGB Intro to Human Bio Exam 4 | with 100% Correct Answers | Updated & Verified

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Identify and describe the functions of the two main divisions of the nervous system. - ANS - Central Nervous system- brain & spinal cord Peripheral Nervous system- all nervous tissue Differentiate ... between a neuron and neuroglial cells in structure and function. - ANS - Neuroncells that generate and transmit messages Neuroglial cell- Out number neurons 10 to 1, provide structural support, growth factors, and insulating sheaths around axons Describe the features of the three major categories of neurons. - ANS - Sensory- carry information to CNS from sensory receptors Motor- carry information away from CNS to an effector Interneuron- found only in the brain and spinal cord, between sensory and motor neuron, integrate and interpret sensory signals Explain the role of myelin sheath. - ANS - Protects and insulates the axon, made up of glial cells, insulation increases the speed by which the signal travels down the axon Describe the functions of the central and peripheral nervous system. - ANS - Central- Integrates incoming information and organizes Peripheral- Keeps the CNS informed [Show More]

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