Q. The term central nervous system refers to the: autonomic and peripheral nervous systems brain, spinal cord, and cranial nerves brain and cranial nerves spinal cord and spinal nerves brain and spinal cord Answer: brain and spinal cord
Q. The peripheral nervous system consists of: spinal nerves only the brain only cranial nerves only the brain and spinal cord the spinal and cranial nerves Answer: the spinal and cranial nerves
Q. The neuron processes that normally receives incoming stimuli are called: axons dendrites neurolemmas Schwann cells satellite cells Answer: dendrites
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Q. Which of these cells are not a type of neuroglia found in the CNS: astrocytes microglia Schwann cells ependymal cells oligodendrocytes Answer: Schwann cells
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Q. Oligodendrocytes line up along the _____________ and produce an insulating cover called myelin sheath neurons nerves Ependymal cells astrocytes Answer: nerves
Q. Which cells are ciliated and line the central cavities of the brain and spinal cord where they form a fairly permeable barrier between the cerebrospinal fluid that fills these cavities and the tissue cells of the CNS? Astrocytes Microglial cells Ependymal cells Oligodendrocytes Answer: Ependymal cells
Q. The cells are analogous to the astrocytes in the CNS are: satellite cells microglial cells ependymal cells oligodendrocytes Answer: satellite cells
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Q. Where microglial cells are found? Central nervous system CNS Peripheral nervous system PNS oligodendrocytes None Answer: Central nervous system CNS
Q. Which of the following type of neuroglia, have many radiating processes which help in clinging to the neurons and capillaries? astrocytes microglial cells oligodendrocytes All of the above Answer: astrocytes
Q. When invading microorganism or dead neurons are present, which cells of neuroglia can transform them into a phagocytic macrophage and help in cleaning the neuronal debris? astrocytes microglial cells oligodendrocytes All of the above Answer: microglial cells
