Lab 12 the Central Nervous System free essay sample

Name_Jennifer Pettersen_ Central Nervous System Lab 1. Match the terms below with the statements that follow. A. Central sulcus | H. Medulla oblongata | B. Cerebral Cortex | I. Midbrain | C. Convolution (gyrus) | J. Optic Chiasma | D. Corpus callosum | K. Pineal gland | E. Falx cerebelli | L. Pons | F. Hypothalamus | M. Tentorium cerebella | G. Insula | N. Diencephalon | 1. Structure formed by the crossing-over of the optic nerves ___J__ 2. Part of the diencephalon that forms lower walls and floor of third ventricle _F_ 3. Cone-shaped structure attached to upper posterior portion of diencephalon __K__ 4. Connects cerebral hemispheres __D_ 5. Ridge on surface of the cerebellum ___C_ 6. Separates frontal and parietal lobes __A__ 7. Part of brain between diencephalon and pons __I___ 8. Rounded bulge on underside of brainstem __L__ 9. Part of brainstem continuous with the spinal cord __H_ 10. A layer of dura mater that separates occipital lobe from cerebellum _M____ 11. A layer of dura mater that separates occipital lobe from cerebellum __E___ 12. We will write a custom essay sample on Lab 12: the Central Nervous System or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page Cerebral lobe located deep within lateral sulcus ___G_ 3. Thin layer of gray matter on surface of cerebellum ___B__ 2. Indicate which cranial nerve(s) is/are most closely associated with each of the following functions: 1. Sense of hearing __auditory________________________________________________ 2. Sense of taste __facial____________________________________________________ _ 3. Sense of sight _optic_____________________________________________________ 4. Sense of smell _olfactory__________________________________________________ __ 5. Sense of equilibrium __vestibular cochlear_________________________________________ 6. Conducting sensory impulses from upper teeth __maxillary trigeminal_________________ 7. Conducting sensory impulses form lower teeth __mandibular trigeminal___ 8. Raising the eye lids___occulomotor_________________________________ 9. Focusing lenses of eyes ___occulomotor____________________________________ 10. Adjusting amount of light entering the eye __occulomotor_________________ 11. Moving eyes______trochclear abducens_____________________________________ 12. Stimulating salivary glands _facial_________________________ 13. Movement of trapezius and sternocleidomastoid muscles __accessory_______________ 14. Muscular movements associated with speech _vagus accessory hypoglossal_ 15. Muscular movements associated with swallowing _vagus accessory hypoglossal___ 3. Name the indicated structures. A. Frontal Lobe J. Transverse cerebral fissure B. Precentral gyrus K. Cerebellum C. Central Sulcus L. Pons D. Postcentral gyrus M. Medulla oblongata E. Parietal lobe N. Gyrus F. Parieto-occipital sulcus O. Cortex G. Lateral sulcus P. Sulcus H. Occipital lobe Q. White Matter I. Temporal lobe R. Fissure 4. Name the indicated structures. A. Septum pellucidum H. Pituitary gland B. Interthalamic adhesion I. Temporal lobe of cerebral hemisphere C. Cerebral hemisphere J. Mammillary body D. Interventricular foramen K. Pons E. Anterior commissure L. Medulla oblongata F. Hypothalamus M. Spinal cord G. Optic chiasma 5. Name the indicated structures. A. Parietal lob of cerebral hemisphere I. Corpora quadrigemina B. Corpus callosum J. midbrain C. Fornix K. Cerabral aqueduct D. Choroid plesux L. Arbor vitae E. Occipital lobe of cerebral hemisphere M. Fourth ventricle F. Thalamus N. Choroid plexus G. Posterior commissure O. Cerebellum H. Pineal gland . Name the indicated structures. A. Hypothalamus K. Crus cerebri of cerebral peduncles B. Mammillary body L. Pituitary gland C. Pons M. Pons D. Middle cerebellar peduncle N. Olive E. There is nothing labled E. O. Superior colliculus F. Pyramid P. Inferior colliculus G. Decussation of pyramids Q. Superior cerebellar peduncle H. Thalamus R. Middle cerebellar peduncle I. Crus cerebri of cerebral peduncles S. Inferior cerebellar peduncle J. Thalamus 7. Name the indicated structures. A. Dorsal Funiculus J. Dorsal Horn B. Ventral funiculus K. Ventral horn C. Lateral funiculus L. Lateral horn D. Dorsal root ganglion M. Central canal E. Spinal nerve N. Ventral median fissure F. Dorsal root O. Pia mater G. Ventral root P. Arachnoid mater H. Dorsal median sulcus Q. Spinal dura mater I. Gray commissure 8. Complete the following statements 1. Each of the 31 segments of the spinal cord gives rise to a pair of spinal nerves. 2. The bulge of the spinal cord that gives off nerves to the upper limbs is called the cervical enlargement. 3. The bulge of the spinal cord that gives off nerves to the lower limbs is called the lumbar enlargement. 4. The posterior median sulcus is a groove that extends the length of the spinal cord posteriorly. 5. In a spinal cord cross section, the posterior _horns__ of the gray matter appears as the upper wings of a butterfly. 6. The cell bodies of motor neurons are found in the _anterior horns of the spinal cord_ . 7. The __gray commisure__ connects the gray matter on the left and right sides of the spinal cord. 8. The _central canal_ in the gray commissure of the spinal cord contains cerebrospinal fluid is continuous with the ventricles of the brain. 9. Collectively, the dura mater, arachnoid mater, and pia meter are called spinal meninges.