Practice.Exam.I

Practice.Exam.I - Neurobiology Practice Exam #1: 50...

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Neurobiology Practice Exam #1: 1. Of these animals, the one with the most primitive (rudimentary or simplest) nervous system would be the: a. the starfish b. the hydra c. the registrar d. the lobster e. the flatworm 2. Of the following animals, the one that is most closely related to vertebrate animals is: a. the starfish b. the hydra c. the fruitfly (Drosophila) d. the Octopus e. the leech (an annelid worm) 3. Most scientists believe that the vertebrate lineage arose about: a. 60 years ago b. 6000 years ago c. 6 million years ago d. 600 million years ago e. 60 billion years ago 4. Flatworms are considered to be more closely related to humans than to jellyfish because: a. they have myelinated nerve fibers b. they have a distinct telencephalon/mesencephalon/rhombencephalon brain organization c. they are bilaterally symmetrical like humans d. they have more amino acids in common with humans than with jellyfish e. they live on land and not in the water 5. The brainstem consists of the: a. pons, medulla and cerebellum b. pons, medulla and midbrain c. thalamus, hypothalamus and hippocampus d. pons, medulla and dorsal spinal cord e. medulla, midbrain and thalamus 6. Which of the statements about the neural tube is incorrect ? a. it arises from an infolding of the neural plate b. it gives rise to the central canal of the spinal cord c. it gives rise to the ventricular system of the vertebrate brain d. it is filled with a cartilaginous substance that becomes the notochord e. its margins are a site of active neurogenesis 7. Which of the following is not a means which biologists have used to infer evolutionary relationships? a. examining the form and physiology of animals for similarities and differences b. examining the form of fossilized animals c. examining nucleotide differences in genes that are common to animals d. comparing the total number of neurons in different nervous systems e. examining the embryonic and larval stages of animals and associated developmental processes 1
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8. The technique that first produced fairly unequivocal support for the cellular doctrine* of nervous system organization was: *as opposed to the reticular doctrine a. extracellular electrical recordings b. the EEG (electroencephalogram) c. the Golgi stain (light microscopy) d. electron microscopy of nervous tissue e. acetylcholinesterase staining 9. The man who shared the Nobel prize with Camillo Golgi for his anatomical studies of the CNS was: a. Volta b. Galvani c. Cajal d. Pasteur e. Hodgkin 10. Which of the following statements about immunohistochemistry is incorrect ? a. it involves the use of antibodies that are targeted against a protein or other molecule of interest. b. it can be used to label very specific structural features within cells
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This note was uploaded on 04/21/2008 for the course BIO 101 taught by Professor Pott-santone during the Spring '08 term at Northeastern.

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Practice.Exam.I - Neurobiology Practice Exam #1: 50...

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