Term
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Definition
| As they leave the spinal cord and course peripherally to skeletal muscle, the axons of motor neurons must pass though which structure? |
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Term
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Definition
| A type of neuron whose axon forms synaptic junctions with the skeletal muscle cells (extrafusal fibers) that constitute the major part of the muscle. |
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Term
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Definition
| This part of the brain plays a an active role in the coordination of the muscles required to make a movement. |
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Term
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Definition
| The lateral horn of these spinal cord levels contains the entire poplulation of preganglionic sympathetic neurons. |
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Term
| To function with the cerebral cortex in the planning of complex movements. |
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Definition
| What is the functional role of the lateral hemispheres of the cerebellum? |
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Term
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Definition
| What does an increase in pCO2 do to cerebral blood flow? |
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Term
| the most potent stimulator of cerebral blood flow is a local increase in CO2 concentration, followed in order by a decrease in oxygen concentration and an increase in local neuronal activity. |
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Definition
| What is the most potent stimulator of cerebral blood flow? What else will increase cerebral blood flow? |
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Term
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Definition
| What is the correct Brodmann number for the primary motor cortex? |
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Term
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Definition
| Which body part is represented most laterally and inferiorly within the primary motor cortex? |
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Term
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Definition
| The axon of this type of neuron forms synaptic junctions with skeletal muscle cells (intrafusal fibers) within the muscle spindles. |
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Term
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Definition
| Which structure do the preganglionic sympathetic axons pass through? |
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Term
| Controls & coordinates movements of the axial muscles as well as the shoulder & hip |
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Definition
| What is the functional role of the cerebellar vermis? |
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Term
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Definition
| True or False: During REM sleep, muscle tone throughout the body is markedly suppressed. |
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Term
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Definition
| True or False: Both excitatory & inhibitory interneurons are found in the spinal cord. |
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Term
| It influences the function of distal limb muscles |
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Definition
| What is the functional role of the intermediate zone of the cerebellum? |
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Term
| When there is a substantial increase in blood pressure that occurs very rapidly |
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Definition
| What is the only situation in which the sympathetic innervation of cerebral blood vessels might play a major role in controlling blood flow. |
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Term
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Definition
| This large portion of the cerbral cortex receives multiple inputs from a wide variety of sensory areas of the cortex is often referred to as the? |
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Term
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Definition
| This area sets the specific posture required for the limb to produce the desired movement. |
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Term
| Supplementary Motor Cortex |
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Definition
| Stimulation of this region leads to bilateral movements, typically involving both hands. |
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Term
| Sleep induction is significantly prolonged or blocked. |
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Definition
| Administration of drugs that block serotonin production has what type of effect on sleep? |
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Term
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Definition
| Recurrent branches of motor neuron axons contact which structure within the spinal cord gray matter? |
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Term
| Cerebellothalamic Projections |
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Definition
| This projection system is contained in the superior cerebellar peduncle. |
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Term
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Definition
| The term that applies to the combination of a motor neuron and all the skeletal muscle fibers contacted by that motor neuron. |
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Term
| Ventral portion of medial occipitotemporal association cortex |
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Definition
| Lesions in this cortical region cause prosophenosia (or prosopagnosia), which is the inability to recognize faces |
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Term
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Definition
| A cortical region that provides the neural circuitry for word formation or the motor aspects of language |
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Term
| Parieto-occipital association cortex in nondominant hemisphere |
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Definition
| A cortical region that provides the analysis of the spatial coordinates of the body in space as well as the environment surrounding the body. |
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Term
| Visual association cortex in dominant hemisphere |
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Definition
| A cortical region that provides the processing of information necessary for reading. |
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Term
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Definition
| Damage to this area of the brain results in an inability to speak whole words correctly. |
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Term
| Loss of ability to comprhend speech & possibly loss of the right visual field in each eye as well as paralysis on right side of body. |
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Definition
| A stroke involving the middle cerebral artery on the left side would cause what symptoms. |
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Term
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Definition
| The fibers of the corticospinal tract pass through this structure |
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Term
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Definition
| What effect does the administration of a cholinergic antagonist have on REM sleep? |
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Term
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Definition
| The peripheral sensory input that activates the ascending excitatory elements of the reticular formation comes mainly from where? |
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Term
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Definition
| Signals from motor areas of the cortex reach the contralateral cerebellum after first passing through which structure? |
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Term
| Preganglionic Sympathetic Neurons |
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Definition
| Cells from the adrenal medulla recieve synaptic input from which type of neurons? |
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Term
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Definition
| This type of EEG waves are characteristic of slow-wave sleep |
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Term
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Definition
| These type of EEG waves are seen in the quiet, waking state. |
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Term
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Definition
| These type of waves are seen in a heightened state of alertness. |
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Term
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Definition
| These type of EEG waves are not commonly seen in children. |
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Term
| Pontocerebellar Projections |
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Definition
| This projection system is contained in the middle cerebellar peduncle. |
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Term
| Posterior Spinocerebellar Projections |
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Definition
| This projection system is contained in the inferior cerebellar peduncle |
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Term
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Definition
| What is the name of the space located outside of the brain & spinal cord where CSF can be found? |
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Term
| Cisterns, and one of the largest cisterns is known as teh cistern magna. |
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Definition
| Dilated regions of the subarachnoid space (which is outside of the brain and spinal cord and contains CSF) are known as what? |
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Term
| Static Gamma Motor Neuron |
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Definition
| This type of neuron innervates nuclear bag intrafusal fibers taht signal a change in muscle length. |
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