SCB204-Durand FALL I2017 VERSION B 1. One of the structures listed is not an org

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SCB204-Durand FALL I2017 VERSION B 1. One of the structures listed is not an organ Which one? 2. Identify the effector 3. Which structure is part of the peripheral nervous system? a) nerve b) brain c) tract d) spinal cord a) somab) dendrite c) axon terminal d) muscle fiber a) effector b) ganglion )tract d) spinal cord 4. Which structures is not part of the central nervous system? a) nerve b) brain c) tract d) spinal cord S. Identify the part of a neuron located inside a nerve d) axon a) somab) dendrite ) neurilemma 6. What is another name for "neuromuscular junction"7 vesicle a) effector b) synapse d) axon Which structure is specialized for detecting a change in our environment? a) axon hillock b) axon terminal c) sensory receptor 7. d) synapse 8 Which part of a neuron can be found inside a sensory ganglion? b) axon terminal c) satellite cell d) dendrite a) soma Questions 9-15 refer to the drawing. 9. In what structure is the axon located? (look at the drawing) a) a tract b) a nerve c) gray matter d) the CNS e) a & d 10. Which letter points to a structure that increases the speed of action potential transmission? a)A b)B d)D e)E 11. Which set of arrows points to cell membrane with voltage-gated ion channels? a) C, B b)CD c)D,E d) D,A e) B,D 12. At which location are NO ligand-gated ion channels and NO voltage-gated ion channels present? a)A b) B c)C d)D e) E a) Na-K ion pump b) voltage-gated ion channel c)leakage ion channel d) ligand-gate ion channel a) sodium-potassium pump b) voltage-gated ion channel 13. Which membrane structure is NOT present at location C? 14. Which membrane structure is NOT present at location D? c) leakage ion channel d) ligand-gated ion channel 15. At which location is neurotransmitter (chemical messenger) released from the neuron? a) A b)B c)C d)D e)E

Explanation / Answer

Among the given options, the one which is not an organ is tract (option c). The effector is muscle fiber (option d). The part of peripheral nervous system is ganglion (option b). The structure which is not a part of central nervous system is nerve (option a).

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