Health Sciences 1110 Module 8 Nervous System Part II LAB 8. Watch the Brain Surgery video and answer the questions on your worksheet.
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1 Health Sciences 1110 Module 8 Nervous System Part II LAB 8 Watch the Brain Surgery video and answer the questions on your worksheet. Interactive Physiology o Open Internet Explorer and go to the Health Sciences Laboratory Website* o Click on the Interactive Physiology link Use the login name: biomedcorelab (all one word, no spaces) Type in the password waldo Click login o Click on Nervous II o Click on the topic Anatomy Review Answer quiz questions 1 and 4 Click on the Topic Menu o Click on the topic Synaptic Transmission Answer quiz questions 1 through 7 Click on the Topic Menu o Click on the topic Ion Channels Take the quiz at the end of this section and answer all questions. o Exit Internet Explorer Anatlab o On campus students: click on the Anatlab icon o Online/ind study students: insert Anatlab cd o Click on the Head and Neck Button o Click on the Brain Button Answer the questions on the computer as they appear in Answer the quiz questions on the computer at the end of o Click on the Ventricles and Cerebrospinal Fluid button Page 1
2 Answer the questions, on the computer as they appear in Answer the quiz questions on the computer at the end of o Click on the Meninges and Circulation button Answer the questions, on the computer as they appear in Answer the quiz questions on the computer at the end of Webpath o Open Internet Explorer o Go to the Health Sciences Website* o Click on the WebPath link o Click on the Systemic System Pathology link o Click on the Central Nervous System link o As you view the following slides, answer the questions on your worksheet. Slide 3 - Basal ganglia hemorrhage with hypertension Answer Question 1 Slide 12 - Circle of Willis with multiple berry aneurysms, gross Answer Question 2 and 4 Slide 11 - Ruptured intracranial berry aneurysm, gross Answer Question 3 Slide 29 and 21 - Brain, parietal lobe, vascular malformation, gross (ANGIO); Pons, duret hemorrhages, gross Answer Question 5 Slide 23 - Inferior frontal and temporal lobes, contracoup injury, contusions... Answer Question 6 Slide 26 - Inferior frontal lobes, remote contusions, gross Answer Question 7 Slide 33 - Cerebrum, coronal section, acute cerebral infarct, gross Page 2
3 Answer Question 8 Slide 36 - Internal carotid artery, thrombosis, recent, gross [ANGIO] Answer Question 9 Slide 53 - Cerebrum, coronal section, edema gross Answer Question 10 o Exit Internet Explorer Page 3
4 Answer the following questions as you view the video Brain Surgery. 1. What condition does the patient suffer from? 2. Which lobe were her seizures coming from? 3. List the lobes of the brain. 4. Which lobe is associated with sensory processes? 5. T or F: The temporal lobe is associated with visual processing. 6. T or F: The staples are used to prevent the skin from bleeding. 7. Which muscle pulls the jaw upward? 8. How many holes are made in the bone? 9. What instrument is used to detach the bone? 10. What is on the end of the cotton that helps stop bleeding? 11. The tough mater of the brain is called the. 12. T or F: The pia mater is clear. 13. T or F: Sound waves echo when they hit something different. 14. Areas of the brain associated with speech are marked by a 15. Why couldn t she speak when they stimulated a certain area? 16. T or F: The patient had a seizure during surgery. 17. What color is the abnormality they found in her brain? 18. The brain has the consistency of. Page 4
5 19. The piece of the brain that was removed was the size of a. 20. What is used to reattach the bone flap to the skull? Answer the following questions as you view the WebPath slides. 1. Hemorrhages involving the basal ganglia are often caused by a. hyperglycemia b. trauma c. high blood pressure d. transient ischemic accident 2. The circle of Willis is an arterial system supplying blood to the brain stem. Hence any damage to this system can be life threatening. Berry aneurysms in the circle of Willis are a. pesent and obvious at birth b. likely to hemorrhage by 5 years of age c. very likely to hemorrhage and cause death by puberty d. likley to hemorrhage in your to middle age adults 3. A ruptured berry aneurysm is a major cause of a. subarachnoid hemorrhage b. interal hydrocepthalus c. external hydrocephalus d. SIDS 4. Berry aneurysms a. have a congenital component b. multiple in percent of cases c. involve an atrial wall defect d. all of the above 5. Vascular malformation may cause. Page 5
6 6. A cntrecoup injury to the brain is one in which the brain a. is unaffected b. sustains only minor damage c. is damaged in the region opposite the impact d. develops a tumor months after the accident 7. Old contusions of the brain produce an orange-brown discoloration because of the iron contained in. 8. An acute cerebral infarch in death of brain tissue typically the result of a. neoplastic processes b. arterial thrombosis or embolism c. bugs in the brain d. external hydrocephalus 9. This specimen shows thrombosis of the internal carotid artery, a condition which is a. not serious b. visible only upon microscopic examination c. bilateral d. easily visible upon gross examination 10. In this specimen the cerebral edema has been caused by. Graphics for Exam 8 Fig Page 6
7 ANSWERS 1. EPILEPSY 2. TEMPORAL LOBE 3. FRONTAL; PARIETAL; TEMPORAL; OCCIPITAL 4. PARIETAL LOBE 5. FALSE 6. TRUE 7. TEMPERALIS MUSCLE 8. 4 HOLES 9. PERIASTIAL ELEVATOR 10. WAX 11. DURA MATER 12. TRUE 13. TRUE 14. SMALL WHITE LETTER 15. PARALIZED HER TONGUE 16. TRUE 17. ORANGE/YELLOW 18. PUDDING 19. GOLF BALL 20. SUTURES THROUGH DRILLED HOLES 1. c 2. d 3. a 4. d 5. HEMMORHAGE 6. c 7. HEMOSIDERIN 8. b 9. d 10. MULTIPLE SMALL METASTA
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