Nervous System Mega Matching Table Instructions: Match the description in Column B with a structure in Column A (listed alphabetically) . Try to find the matching item first on your own, then refer to the fill in # column to check your answers.

Column A Column B # Structure Item to Match to the Structure Fill in # 1 amygdala activates "fight or flight" responses 79 2 anterior (ventral) gray horn activates "rest and digest" responses 58 3 anterior ramus of spinal nerve ANS structure that contains cell bodies of postganglionic neurons 80 4 arachnoid mater brain area for language comprehension 91 5 arachnoid villi brain area for motor control of speech 11 6 arbor vitae brain area involved in thinking, planning and judgment 68 7 association tract bundle of axons in the CNS 84 8 astrocytes bundle of axons in the PNS 53 9 axon bundle of spinal nerve roots extending below the end of the spinal cord 12 10 basal nuclei (basal ganglia) capillary network involved in the secretion of CSF 16 11 Broca's area carries motor axons from the spinal cord to the spinal nerve 89 12 cauda equina carries sensory axons from the spinal nerve to the spinal cord 24 13 central sulcus connection between L and R gray horns of the spinal cord 36 14 cerebellum connection between the R and L halves of the thalamus 42 15 cerebral peduncles connective tissue covering of a whole nerve 30 16 choroid plexus connective tissue layer around individual axons in a nerve 26 17 commissural tract connective tissue layer surrounding a fascicle in a nerve 59 18 conus medullaris contains centers that regulate body temperature, thirst, and hunger 40 19 corpus callosum controls endocrine functions via connections to the pituitary gland 40 20 decussation of pyramids cranial nerve of equilibrium 90 21 dendrite cranial nerve of hearing 90 22 dermatome cranial nerve that carries sensory impulses from the face 85 23 dorsal root ganglia cranial nerve that carries taste impulses from the anterior tongue 31 24 dorsal root of spinal nerve cranial nerve that innervates four of the six pairs of extrinsic eye muscles 56 25 dura mater cranial nerve that innervates one of the six pairs of extrinsic eye muscles 86 26 endoneurium cranial nerve that innervates the muscles of mastication 85 27 enteric nervous system cranial nerve that innervates the orbicularis oris and orbicularis oculi 31 28 ependymal cell craniosacral outflow 58 29 epidural space deep groove that separates the R and L cerebral hemispheres 49 30 epineurium fluid-filled cavity in each cerebral hemisphere 48 31 facial nerve fluid-filled cavity in the pons and medulla oblongata 35 32 falx cerebri fluid-filled cavity of the diencephalon 83 33 femoral nerve glial cells that form the myelin sheath around axons in the CNS 57 34 folia glial cells that form the myelin sheath around axons in the PNS 72 35 fourth ventricle glial cells that help produce and circulate CSF in the brain ventricles 28 36 gray commissure glial cells that help to form the blood-brain barrier 8 37 gray ramus glial cells that provide structural and metabolic support for CNS neurons 8 38 hippocampus glial cells that remove microbes and debris from the CNS via phagocytosis 52 39 hypoglossal nerve gray matter ridges of the cerebellum 34 40 hypothalamus group of axons that are ascending or descending tracts in the brain 69 41 inferior colliculus group of axons that connects gyri in the same cerebral hemisphere 7 42 intermediate mass group of axons that connects the L and R cerebral hemispheres 17 43 internal capsule group of cerebral nuclei involved in subconscious motor control 10 44 intervertebral foramen has long preganglionic and short postganglionic neurons 58 45 lateral cerebral sulcus has short preganglionic and long postganglionic neurons 79 46 lateral corticopinal tracts largest branch of spinal nerve 3 47 lateral gray horn largest nerve of the body, originates in the sacral plexus 73 48 lateral ventricle last cranial nerve that innervates muscles of the tongue 39 49 longitudinal fissure location of higher-level centers that help control breathing 62 50 median nerve location of the cardiovascular control center 51 51 medulla oblongata location of the respiratory rhythmicity center 51 52 microglial cell long series of autonomic ganglia anterior and lateral to the spinal cord 78 53 nerve major ascending tracts of the spinal cord for somatosensory information 66 54 neuromuscular junction major crossover of descending tracts in the medulla 20 55 occipital lobe major descending tracts in the midbrain 15 56 oculomotor nerve major descending tracts of the spinal cord involved in voluntary movement 46 57 oligodendrocyte major parasympathetic nerve that innervates the heart and digestive organs 88 58 parasympathetic division of the ANS major part of the brain involved in motor coordination 14 59 perineurium major tract connecting L and R cerebral hemispheres 19 60 phrenic nerve median space within the dura mater containing venous blood 77 61 pia mater meningeal layer attached directly to the brain or spinal cord 61 62 pons myelinated, preganglionic connection to sympathetic trunk ganglion 92 63 postcentral gyrus nerve from brachial plexus located in the medial arm and forearm 87 64 posterior (dorsal) gray horn nerve from brachial plexus located in the posterior arm and forearm 70 65 posterior ramus of spinal nerve nerve from brachial plexus that runs centrally through the anterior forearm 50 66 posterior white columns nerve from cervical plexus which innervates the diaphragm 60 67 precentral gyrus nerve from lumbar plexus which innervates the anterior thigh 33 68 prefrontal cortex nerve that branches to form tibial and common fibular (peroneal) nerves 73 69 projection tract neuronal end point of the somatic motor pathway 54 70 radial nerve neuronal process that conducts action potentials 9 71 rami communicantes neuronal process that receives incoming signals 21 72 Schwann cells opening through which the spinal nerve emerges 44 73 sciatic nerve outermost layer of the meninges 4 74 subarachnoid space outermost layer of the meninges 25 75 subdural space part of spinal cord containing cell bodies of autonomic motor neurons 71 76 superior colliculus part of spinal cord containing cell bodies of somatic motor neurons 47 77 superior sagittal sinus part of spinal cord that contains cell bodies of somatic motor neuron 2 78 sympathetic chain part of spinal cord that receives input from sensory neurons 64 79 sympathetic division of the ANS part of the limbic system involved in memory 38 80 sympathetic trunk ganglia part of the limbic system that activates emotions of fear and anger 1 81 temporal lobe part of the midbrain involved in auditory reflexes 41 82 thalamus part of the midbrain involved in visual reflexes 76 83 third ventricle primary auditory area in the brain 81 84 tract primary motor area of the cerebral cortex 67 85 trigeminal nerve primary somatosensory area of the cerebral cortex 63 86 trochlear nerve primary visual area in the brain 55 87 ulnar nerve region of the skin supplied by specific spinal nerve pair (such as T1) 22 88 vagus nerve relay station for sensory input to the cerebral cortex 82 89 ventral root of spinal nerve separates the frontal and parietal lobes 13 90 vestibulocochlear nerve separates the temporal lobe from the frontal and parietal lobes 45 91 Wernicke's area smaller somatic branch of spinal nerve 65 92 white ramus space between meninges that contains interstitial fluid 75 space in the vertebral canal that contains mostly adipose tissue 29 space surrounding the brain and spinal cord that contains CSF 74 structure that contains cell bodies of somatic sensory neurons 23 structures through which CSF is returned to the blood 5 tapered end of the spinal cord around the level of vertebra L1 18 the "brain of the gut" 27 thick band of white matter in the cerebrum adjacent to the thalamus 43 thoracolumbar outflow 79 unmyelinated, postganglionic connection from sympathetic trunk ganglion 37 vertical fold of dura mater between the R and L cerebral hemispheres 32 white matter core of the cerebellum 6