Q. Collections of nerve cell bodies inside the PNS are called: ganglia tracts nerves nuclei tracts or ganglia Answer: ganglia
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Q. The Schwann cells form a myelin sheath around the: dendrites cell body nucleus axon nodes of Ranvier Answer: axon
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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
