Answer Happy

volun konto inioni reau Case Notes 19.1 When Ted was unable to think of the right words, which of his CNS cells were failing? 19.2 Which cells in Ted's CNS made the CSF that was obtained by lumbar puncture? 19.3 When Ted spoke to the nurse, he used the muscles of his tongue, lips, larynx, and chest. What part of what CNS cell carried speech signals from his brain to these various muscles? The Central Nervous System The central nervous system (CNS) is composed of th brain and spinal cord. Figure 19.2 illustrates their rela tionship to the skull and vertebrae. Figure 19.3 depicts th internal anatomy of the brain. The elements of the CNS are stacked vertically with most complex functions located higher in the stack th: the more primitive ones. The most superior and larg part of the brain is the cerebrum, home to the most co ples functions. The cerebrum is divided into two parts, shu and left cerebral hemispheres, which are connec The outermost (top) layer of the cerebral hemisph She to the other and to the spinal cord by large nerve trai the cerebral cortex (Latin = bark). The cortex is he the highest brain functions-reasoning, emotion, party motion, and speech. Theo plump sell