Nervous System Test Review 70 points total 20 anatomy lab practical (some sheep eye so be prepared!) 25 M/C on Scantron—bring #2 pencil! 25 pts short answer Multiple choice 25 pts on scantron sheet Neurons Be able to name the parts of a neuron and the functions of those parts Brain Parts of the Brain Functions of those parts Parts of the Brain Divisions of Nervous System Central System Nervous – What it consists of – Functions of the parts Peripheral Nervous System – What it consists of – Two Divisions Somatic Autonomic – Sympathetic Nervous System – Parasympathetic Nervous System Senses Eye – Parts of the Eye – Functions of those parts Ear – Parts of the Ear – Functions of those parts Smell and Taste Nervous System Disorders What they are and what causes them—to the extent that we looked at them in class. (they are in the mult choice part, so it’s not too detailed! Short Answer 25 pts—lots of choice! Lots of choice for students. That means you have to circle the # of the question you are answering! Questions include: During a lumbar puncture (spinal tap), a hollow needle is inserted into the subarachnoid space between L3 and L4 (the 3rd and 4th lumbar vertebrae). Why is there no danger of injuring the spinal cord with the needle during this procedure? Why does exposure to toxins have more devastating effects during early pregnancy than in late pregnancy? Bookwork Questions include: When a light is shone into one eye, the pupils constrict. Why is this an important protective reflex? Dr. Nakvarati used an instrument to press on Mr. Cruz’s eye during his annual physical examination on his sixtieth birthday. The eye deformed very little, indicating the intraocular pressure was too high. What was Mr. Cruz’s probable condition? Lab/Bookwork Questions include: Why is Babinski’s sign NORMAL in a newborn but indicative of nerve damage in anyone else? Explain the difference between sensorineural deafness and conductive deafness. Labs Questions include: Why do you have a blind spot? Why do you have to blow your nose after crying? Labs/Bookwork Questions include: An elderly gentleman has just suffered a stroke. He is able to understand verbal and written language, but when he tries to respond, his words are garbled. What cortical region has been damaged by the stroke? A young man has just received serious burns, resulting from standing with his back too close to a bonfire. He is muttering that he never felt the pain. Otherwise, he would have smothered the flames by rolling on the ground. What part of his CNS might be malfunctional? WS Questions include: What might cause a sty? (Inflammation is NOT enough, think about the possible causes of the inflammation around the eye) How did looking through the transparency films to sort the floss affect your perception of color? Lab/Lecture Questions include: A group of nine toddlers attending the same day care center developed red, inflamed eyes and eyelids. The day care sent home a note indicating that they have pink eye, or conjunctivitis. What does the conjunctiva of the eye do? How does tinnitus affect balance? Labs Questions include: We saw clips of two people with traumatic brain injury. Describe the difference between Bud’s TBI and Jennifer’s TBI. Why might an upper respiratory infection affect your sense of smell? CD of case studies/lecture Short Answers you MUST answer… There are three questions all of you will respond to. Mandatory Questions Describe the steps involved in the generation of an action potential. Make sure to explain the operation/significance of the sodium/potassium pumps. Myelination of peripheral neurons occurs rapidly throughout the first year of life. How can this process explain the increased abilities of infants during their first year? Describe the three types of neurons (Afferent, Efferent and Interneurons)