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Spring Quiz 3
Masterbooks Intro to A&P Volume 3
Term | Definition |
---|---|
gray matter | made up of the cell bodies of neurons and neuroglia: cerebral cortex |
white matter | made up of both myelinated and nonmyelinated axons |
corpus callosum | a large band of white matter that connects the two cerebral hemispheres |
lateralized | the responsibility for certain functions rests with one hemisphere or the other |
precentral gyrus | the ridge in front of the central sulcus |
cranial vault | also called the cranium; the large open space inside the skull |
meninges | three layers of connective tissue that cover the brain and spinal cord |
periosteal | the outermost layer of the dura attached to the inside of the cranium |
meningeal | the inner layer of the dura |
pia mater | dips down into the folds and grooves in the brain |
cerebrospinal fluid | this fluid flows around the brain and spinal cord, cushioning both |
meningitis | an inflammation of the meninges |
cerebrum | the largest part of the human brain |
sulci | the folds of the cerebrum |
cerebral hemispheres | the two halves of the cerebrum |
premotor cortex | sends appropriate signals to the primary motor cortex to get voluntary muscle movement underway |
expressive aphasia | the inability to speak or for people to express themselves |
association areas | the important areas of the cerebrum that receive and process information from many sources |
frontal association area | learning, reasoning, planning, and abstract reasoning |
visual association area | processes visual information to allow us to understand what we are looking at |
Wernicke's area | the place where language we hear is processed, allowing us to understand speech |
auditory association area | helps us distinguish between types of sounds |