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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 |