In the CNS, the myelin sheath of the nerve is formed by ____________________?()
A. Schwann cells
B. astrocytes
C. oligodendrocytes
D. macroglia
E. microglia
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Which one of the following nuclei locates in the pons?()
A. nucleus of facial nerve
B. nucleus of vagus nerve
C. nucleus of hypoglossal nerve
D. nucleus of occulomotor nerve
E. nucleus of trochlear nerve
Which one of the following structures is a part of the peripheral nervous system? ()
A. autonomic division
B. pons
C. midbrain
D. cerebrum
E. spinal cord
Which one of the following parts is a part of the hypothalamus?()
A. pineal body
B. lateral geniculate body
C. hypophysis
D. superior colliculus
E. pulvinar
Which one of the following nurons is upper motor neuron? ( )
A. neurons of motor nucleus of trigeminal nerve
B. Neurons in anterior horn of spinal cord
C. Neurons of facial mucleus
Dorsal root ganglion
E. Pyramidal cells
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