This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 225 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 225 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Part of the motor division responsible for automatic or involuntary responses A) Autonomic division. B) Somatic division. C) Motor (efferent) division. D) None of above. Show Answer Correct Answer: A) Autonomic division. 2. Controlled by autonomic system A) Swimming. B) Swallowing. C) Snapping your fingers. D) None of above. Show Answer Correct Answer: B) Swallowing. 3. Which of the following is the final part of a reflex arc? A) Receptor. B) Integration center. C) Sensory neuron. D) Effector. Show Answer Correct Answer: D) Effector. 4. Is the heart muscle voluntary or involuntary? A) Involuntary. B) Voluntary. Show Answer Correct Answer: A) Involuntary. 5. The job of the somatic nervous system is to control breathing and the respiratory system. A) False. B) True. Show Answer Correct Answer: A) False. 6. This nervous system calms the body A) Sympathetic. B) Peripheral. C) Parasympathetic. D) Somatic. Show Answer Correct Answer: C) Parasympathetic. 7. ..... was the first physiologist to observe reflex action on dogs. A) Linnaeus. B) Whittaker. C) Pavlov. D) Louis Pasteur. Show Answer Correct Answer: C) Pavlov. 8. The surface of the membrane is A) Depolarized. B) Polarized. C) Repolarized. D) None of above. Show Answer Correct Answer: B) Polarized. 9. Which statement best describes the role of neurons of the brain? A) Neurons control the movement of muscles. B) Neurons process and interpret information from other neurons. C) Neurons regulate the digestive system. D) Neurons detect external stimuli and transmit that information. Show Answer Correct Answer: B) Neurons process and interpret information from other neurons. 10. Allows you to see black, white and grays A) Cones. B) Rods. Show Answer Correct Answer: B) Rods. 11. This part of the brain is bound by tight junctions and allows almost nothing through. A) Fissure. B) Cerebrospinal fluid. C) Sulci. D) Blood-brain barrier. E) Neurons. Show Answer Correct Answer: D) Blood-brain barrier. 12. Vertebrates nervous system A) Ladder-like nervous system. B) Brain and spinal cord. C) Just nervous cells. D) Each segment have ganglia. Show Answer Correct Answer: B) Brain and spinal cord. 13. Ethosuximide, divalproex sodium, zonisamide all belong to what drug classification? A) GABA Enhancers. B) Calcium Channel Blockers. C) Sodium Channel Blockers. D) Miscellaneous Anticonvulsants. Show Answer Correct Answer: B) Calcium Channel Blockers. 14. If you experience problems with problem solving, emotional outbursts, and impulse control ..... what area of the brain is affected? A) Occipital. B) Frontal. C) Parietal. D) Temporal. Show Answer Correct Answer: B) Frontal. 15. Which of the following shows the correct passageway of the air from the mouth to the lungs? A) Mouth-trachea-pharynx-laryns-lungs. B) Mouth-pharynx-larynx-trachea-lungs. C) Mouth-lungs-trachea-pharynx-larynx. D) Mouth-pharynx-trachea-larynx-lungs. Show Answer Correct Answer: B) Mouth-pharynx-larynx-trachea-lungs. 16. Which part of the brain is located immediately in front of the central sulcus? A) Parietal lobe. B) Temporal lobe. C) Postcentral gyrus. D) Precentral gyrus. Show Answer Correct Answer: D) Precentral gyrus. 17. Which part of the brain is responsible for knowledge and memory? A) Medulla. B) Cerebrum. C) Cerebellum. D) Pons. Show Answer Correct Answer: B) Cerebrum. 18. What is the definition of an impulse? A) The brain sends a response. B) A message carried by a neuron. C) The main highway. D) Involuntary, automatic response to a stimulus. Show Answer Correct Answer: B) A message carried by a neuron. 19. Division of the autonomic nervous system that prepares your body for activity, and responses like fight or flight: A) Central division. B) Parasympathetic division. C) Somatic division. D) Sympathetic division. Show Answer Correct Answer: D) Sympathetic division. 20. The radial nerve comes off of the cord(s) A) Posterior cord. B) Lateral cord. C) Medial cord. D) None of above. Show Answer Correct Answer: A) Posterior cord. 21. How many senses have we got? A) 4. B) 6. C) 3. D) 5. Show Answer Correct Answer: D) 5. 22. What are the specialized nerve endings in the PNS called? A) Sensory Receptors. B) CNS. C) Neurons. D) Electrons. Show Answer Correct Answer: A) Sensory Receptors. 23. When the cell becomes permeable to sodium, the charge changes to ..... ; this is called ..... A) -55mV; depolarisation. B) -70mV; repolarisation. C) -55mV; hyperpolarisation. D) -70mV; hyperpolarisation. Show Answer Correct Answer: A) -55mV; depolarisation. 24. The central nervous system is brought down into two parts, which are: A) Brain, nerves. B) Stimulus, nerves. C) Brain, spinal cord. D) Spinal cord, stimulus. Show Answer Correct Answer: C) Brain, spinal cord. 25. When a neuron is at rest and not signaling, what is the electrical charge inside the neuron? A) -55 mV. B) 55 mV. C) 70 mV. D) -70 mV. Show Answer Correct Answer: D) -70 mV. 26. What two layers of the meninges is the CSF located between? A) Dura mater/ pia mater. B) White matter/ subarachnoid space. C) Pia mater/ gray matter. D) Arachnoid mater/ pia mater. Show Answer Correct Answer: D) Arachnoid mater/ pia mater. 27. Station 3:Where are more neurons than the brain located? A) Primary Role. B) Spinal Cord. C) Cerebellum. D) Cerebrum. Show Answer Correct Answer: C) Cerebellum. 28. Michael, Benjamin, and Nora are studying for a biology test. They are discussing the three (3) main parts of the nervous system. Can you help them identify these parts? A) Cerebellum, brain, spinal cord. B) Cochlea, nerves, vestibule. C) Brain, spinal cord, nerves. D) None of above. Show Answer Correct Answer: C) Brain, spinal cord, nerves. 29. Neurons do not have a nucleus. A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 30. Atypical antipsychotics used as first-line therapy include all of the following, except: A) Haloperidol (Haldoltextregistered). B) Risperidone (Risperdaltextregistered). C) Levodopa (Larodopatextregistered). D) Olanzapine (Zyprexatextregistered). Show Answer Correct Answer: C) Levodopa (Larodopatextregistered). 31. Bundle of nerve fibers in the PNS A) Conclusion. B) Tract. C) Neurons. D) Nerve. Show Answer Correct Answer: D) Nerve. 32. Which ion plays a role in the release of the neurotransmitter from the presynaptic cell to the post synaptic cell? A) Chlorine. B) Potassium. C) Calcium. D) Sodium. Show Answer Correct Answer: C) Calcium. 33. In the autonomic division, this place where neurons meet is located close to the spinal cord to ensure excitatory messages can be quickly spread through the body: A) Sympathetic ganglia. B) Efferent neurons. C) Afferent neurons. D) Parasympathetic ganglia. Show Answer Correct Answer: A) Sympathetic ganglia. 34. Where are the olfactory bulbs located? A) In the tongue. B) In the brain. C) In the nasal passage. D) In the eye. Show Answer Correct Answer: B) In the brain. 35. Which part of the PNS controls the involuntary responses? (like regulating your heart beat or glands) A) Somatic nervous system. B) Spinal nervous system. C) Central nervous system. D) Autonomic nervous system. Show Answer Correct Answer: D) Autonomic nervous system. 36. When is the concentration of photoreceptors in the fovea? A) Many rods, no cones. B) No rods, no cones. C) No rods, many cones. D) Many rods, many cones. Show Answer Correct Answer: C) No rods, many cones. 37. Postganglionic neurons of the sympathetic nervous system release the neurotransmitter ..... A) Acetylcholine. B) Epinephrine. C) Adrenaline. D) Norepinephrine. Show Answer Correct Answer: D) Norepinephrine. 38. All of the animal groups listed below have a network of nerve cells for gathering information from the environment EXCEPT A) Cnidarians. B) Mollusca. C) Sponges. D) Nematode. E) Platyhelminthes. Show Answer Correct Answer: C) Sponges. 39. Chemoreceptors give us our sense of A) Taste and smell. B) Taste and hearing. C) Sight and hearing. D) Smell and touch. Show Answer Correct Answer: A) Taste and smell. 40. What animal(s) hunt by interpreting electrical impulses? A) Orcas. B) Eagles. C) Bobcats. D) Sharks. Show Answer Correct Answer: D) Sharks. 41. Saltatory conduction involves ..... A) The movement of salts (ions) across a cell membrane. B) Nerve impulses leaping between the nodes of Ranvier. C) Transmission of a message along a nerve fibre. D) The way in which the cell repolarises after a membrane potential. Show Answer Correct Answer: B) Nerve impulses leaping between the nodes of Ranvier. 42. Stimulus processed in the spinal cord for immediate response A) Reflex arc. B) Motor neuron. C) Central nervous system. D) Periphery nervous system. Show Answer Correct Answer: A) Reflex arc. 43. Star Shaped Cells that brace neurons, control chemical environment of the brain, and form the barrier between capillaries and neurons A) Schwann cells. B) Astrocytes. C) Microglia. D) Satellite cells. Show Answer Correct Answer: B) Astrocytes. 44. When an impulse reaches the end of an axon, the axon releases a ..... A) Chemical (neurotransmitters). B) Dendrite. C) Central nervous system. D) Interneurons. Show Answer Correct Answer: A) Chemical (neurotransmitters). 45. This lobe of the cerebrum is associated with visual processing. A) Frontal. B) Parietal. C) Temporal. D) Occipital. Show Answer Correct Answer: D) Occipital. 46. What is the insulating membrane that surrounds parts of the axon that helps the impulses travel faster called? A) Myelin Sheath. B) Dendrites. C) Node of Ranvier. D) Axon. Show Answer Correct Answer: A) Myelin Sheath. 47. The area of the brain responsible for conscious thought, intellect, memory storage and processing, controlling the movement of skeletal muscles, and sensation is the A) Medulla oblongata. B) Cerebellum. C) Thalamus. D) Cerebrum. Show Answer Correct Answer: D) Cerebrum. 48. The 'long stretched out' part os the neuron is called the A) Mylein sheath. B) Nucleus. C) Dendrite. D) Axon. Show Answer Correct Answer: D) Axon. 49. The part of the brain responsible for thought, reasoning, memory, and speech is ..... A) Temporal lobe. B) Frontal lobe. C) Parietal lobe. D) Occipital lobe. Show Answer Correct Answer: B) Frontal lobe. 50. What separates the chest from the abdominal cavity? A) Inhalation. B) Lungs. C) Diameter. D) Diaphragm. Show Answer Correct Answer: D) Diaphragm. 51. The PNS contains the ..... neurons and the ..... of the motor neurons A) Axons, central. B) Most, more. C) Sensory, axons. D) None of above. Show Answer Correct Answer: C) Sensory, axons. 52. Which type of neuron will only be found in the CNS? A) Sensory Neuron. B) Multipolar Neuron. C) Unipolar Neuron. D) Bipolar Neuron. Show Answer Correct Answer: D) Bipolar Neuron. 53. Largest part of your brain, Controls your emotions and memory. A) Cerebellum. B) Cerebrum. Show Answer Correct Answer: B) Cerebrum. 54. When you do not have control over something and can not decide when or how it does something, this would be considered ..... A) Voluntary. B) Involuntary. C) Organ. D) System. Show Answer Correct Answer: B) Involuntary. 55. What is the nickname of the parasympathetic division? A) Rest and Digest. B) Fight or Flight. Show Answer Correct Answer: A) Rest and Digest. 56. All of the following cranial nerves carry sensory messages for taste except which one? A) CN IX. B) CN X. C) CN VI. D) CN VII. Show Answer Correct Answer: C) CN VI. 57. Directly relays the action potential to the next neuron. A) Electrical Synapse. B) Synaptic Transmission. C) Chemical Synapse. D) Synaptic Cleft. Show Answer Correct Answer: A) Electrical Synapse. 58. The axon surrounded by fatty layer called ..... A) Mylein sheath. B) Neuron. C) Cerebrum. D) Cerebellum. Show Answer Correct Answer: A) Mylein sheath. 59. In resting potential, neurons have more ..... on the outside of the cell membrane. A) K+. B) Na+. C) Cl-. D) NaCl. Show Answer Correct Answer: B) Na+. 60. What gives a myelinated axon a whitish appearance? A) Proteins. B) Lipids. C) Carbohydrates. D) None of above. 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