Title: Biophysical science
Identifier: biophysicalscien00acke (find matches)
Year: 1962 (1960s)
Authors: Ackerman, Eugene, 1920-
Subjects: Biophysics
Publisher: Englewood Cliffs, N. J. , Prentice-Hall
Contributing Library: MBLWHOI Library
Digitizing Sponsor: MBLWHOI Library

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114 Neural Mechanisms of Hearing/ 6 : 4 enter the brain; it is often called the eighth cranial nerve. As shown in Figure 7, several additional synapses occur within the brain stem. Some of the pulses cross over to the opposite half of the brain stem so Medial Geniculate Body Ihferior- Colliculus Midbrain- Level Nuclei of Lateral Lemnisci Medulla, Level
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Vestibular Membrane .Cochlear Duct .Sea la Tympani Olivary Complex Cochlear Nerve Inner \ 'Outer Pillar \ Pillar Basilar Membrane Phalangeal Cells Figure 7. Auditory pathways of the central nervous system. Copyright The CIBA Collection of Medical Illustrations, by Frank H. Netter, M.D., Vol. I, "The Nervous System," 1953. that those starting at either ear are represented in both halves of the brain. Finally, at least in unconscious animals, the pulses are con- ducted to specific areas on the surface of the temporal lobes of the cerebral hemisphere. This latter projection is believed to be necessary for conscious hearing. In humans and other primates, this auditory area on the temporal

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