This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 26 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 26 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The mind is not possible without the remarkable physical complexity that is built into the brain A) True. B) False. Show Answer Correct Answer: A) True. 2. This is connected to the spinal cord; it controls your heartbeat, breathing, blood pressure, and digestion. A) Brain. B) Brain stem. C) Nerves. D) Spine. Show Answer Correct Answer: B) Brain stem. 3. What is a synapse? A) A electrical current passed through a neurone. B) A junction where one neurone can chemically signal to another neurone. . Show Answer Correct Answer: B) A junction where one neurone can chemically signal to another neurone. . 4. How do each area in the same cerebral hemisphere communicate A) Projection tract. B) Association tract. C) Commisural tract. D) None of above. Show Answer Correct Answer: B) Association tract. 5. Neurotransmitters: A) Occur in gap junctions. B) Are broken down slowly after they are released. C) Are chemical signals. D) Are released by the postsynaptic cell. Show Answer Correct Answer: C) Are chemical signals. 6. System increased vital signs A) Knee jerk reflex. B) Sympathetic system. C) Sensory neurons. D) Parasympathetic system. E) Central nervous system. Show Answer Correct Answer: B) Sympathetic system. 7. What is mathematical/Logical? A) Enjoys photography, drawing, and painting; can read maps. B) Enjoys working with numbers, likes to solve problems; likes logic games. C) Enjoys helping others, gets along well with team members, likes talking things over. D) Enjoys reading, doing crossword puzzles, and writing stories. Show Answer Correct Answer: B) Enjoys working with numbers, likes to solve problems; likes logic games. 8. Recurring problems in falling or staying asleep. A) Sleep apnoea. B) Hallucination. C) Narcolepsy. D) Insomnia. Show Answer Correct Answer: D) Insomnia. 9. The 2 types of nervous system cells are ..... A) Neurons and Neuroglial cells. B) Neurons and Dendrites. C) Lobes and Layers. D) Neuroglial and oligodendrites. Show Answer Correct Answer: A) Neurons and Neuroglial cells. 10. Patients may describe a loss of consciousness by saying ..... A) I had a passout. B) I passed. C) I passed out. D) I passed by. Show Answer Correct Answer: C) I passed out. 11. How many PNS Glial Cells are there? A) 2. B) 3. C) 4. D) None of above. Show Answer Correct Answer: A) 2. 12. True or False. The somatic nervous system controls the skelatal muscles while the autonomic nervous system controls the smooth and cardiac muscles. A) True. B) False. Show Answer Correct Answer: A) True. 13. The message that travels along a nerve is called ..... A) Response. B) Stimulus. C) Impulse. D) Sensation. Show Answer Correct Answer: A) Response. 14. Which statement best describes the role sensory receptors? A) Sensory neurons transmit information about external stimuli. B) Sensory neurons control movement of muscles. C) Sensory neurons regulate the digestive system. D) Sensory neurons process and interpret information received by other neurons. Show Answer Correct Answer: A) Sensory neurons transmit information about external stimuli. 15. Dilation of the vessels for the skeletal muscles, increase heart rate, constriction of most blood vessels A) Parasympathetic. B) Sympathetic. Show Answer Correct Answer: B) Sympathetic. 16. Ears are the organs of A) Smell. B) Sight. C) Taste. D) Hearing. Show Answer Correct Answer: D) Hearing. 17. The space between neurons is called the ..... A) Soma, or Cell Body. B) Dendrite end. C) Axon end. D) Synapse, or Synaptic Gap. Show Answer Correct Answer: D) Synapse, or Synaptic Gap. 18. The basic structural unit of the nervous system is called a ..... A) None of these. B) Neuron. C) Cyton. D) Brain. Show Answer Correct Answer: B) Neuron. 19. The spinal cord is protected by ..... A) The ribs. B) Fluid. C) The legs. D) The spine. Show Answer Correct Answer: B) Fluid. 20. Where is the heart muscle found? A) In the heart. B) In the stomach. C) In the brain. D) In the back. Show Answer Correct Answer: A) In the heart. 21. Which type of neuron has multiple dendrites A) Multipolar. B) Bipolar. C) Unipolar. D) None of above. Show Answer Correct Answer: A) Multipolar. 22. What is the synaptic cleft? A) The joining between two neurons. B) The gap between 2 neurons. C) The body between the nucleus and the dendrites. D) None of above. Show Answer Correct Answer: B) The gap between 2 neurons. 23. The Peripheral nervous system can be broken down into A) Autonomic and Somatic systems. B) Automatic and somatic systems. C) Autoimmune and Somantic systems. D) None of above. Show Answer Correct Answer: A) Autonomic and Somatic systems. 24. This part of the neuron carries impulses away from the cell body. A) Axons. B) Dendrites. C) Nodes of Ranvier. D) Myelin sheath. Show Answer Correct Answer: A) Axons. 25. What is the function of a cell body? A) Receives the stimulus. B) Contains the nucleus and other cell organelles. C) Transmits stimulus to next cell. D) None of above. Show Answer Correct Answer: B) Contains the nucleus and other cell organelles. 26. Photoreceptors are specialized for detecting what? A) Pain. B) Touch. C) Light. D) Temperature changes. Show Answer Correct Answer: C) Light. 27. A covering around axons, which is produced by neuroglia, is called the ..... sheath. A) Astrocyte. B) Glial. C) Myelin. D) Nervous. Show Answer Correct Answer: C) Myelin. 28. Nervous system is made up of A) 3 parts. B) 2 parts. C) 4 parts. D) None of above. Show Answer Correct Answer: A) 3 parts. 29. Provides additional enzymes(pancreatic juice) to help nutrients get absorbed by the small intestine. A) Liver. B) Kidneys. C) Gall bladder. D) Pancreas. Show Answer Correct Answer: D) Pancreas. 30. What is the function of the spinalcord A) Information superhighway. B) Processing center. C) Decision center. D) Control center. Show Answer Correct Answer: A) Information superhighway. 31. BONUS:The cauda equina is A) Another name for the brain stem. B) The "horse's tail" of spinal nerves at the base of the spinal cord. C) Another name for the sensory homunculus. D) None of the above. Show Answer Correct Answer: B) The "horse's tail" of spinal nerves at the base of the spinal cord. 32. A subdivision of the peripheral nervous system. Controls involuntary activity of visceral muscles and internal organs and glands. A) Autonomic nervous system. B) Central nervous system. C) Somatic nervous system. D) Cutaneous sense organs. Show Answer Correct Answer: A) Autonomic nervous system. 33. A nerve composed of sensory nerve fibers A) Sensory nerve. B) Mixed nerve. C) Reflex. D) Motor nerve. Show Answer Correct Answer: A) Sensory nerve. 34. During depolarization Sodium (Na+) moves ..... A) Out of the cell. B) Into the cell. Show Answer Correct Answer: B) Into the cell. 35. Which type of cell is located between neurons and capillaries to control what enters the cells from the blood? A) Astrocytes. B) Satellite cells. C) Oligodendrocytes. D) Schwann cells. Show Answer Correct Answer: A) Astrocytes. 36. Raising the potassium ion concentration in the extracellular fluid surrounding a nerve cell will have what effect? A) Depolarize it. B) Hyperpolarize it. C) Increase the magnitude of the potassium equilibrium potential. D) Both hyperpolarize it and decrease the magnitude of the potassium equilibrium potential. Show Answer Correct Answer: D) Both hyperpolarize it and decrease the magnitude of the potassium equilibrium potential. 37. Transmits nerve impulses; a neuron A) Stimulus. B) Behavior. C) Sensory receptor. D) Nerve cell. E) Brain. Show Answer Correct Answer: D) Nerve cell. 38. What would be the most specific way to describe the part of the PNS that is being used? A) Sympathetic Nervous System (SNS). B) Autonomic Nervous System (ANS). C) Somatic Motor Nervous System (SMNS). D) Central Nervous System (CNS). Show Answer Correct Answer: C) Somatic Motor Nervous System (SMNS). 39. What lines the nose and most other airways of the respiratory system that traps small particles like dust A) Arteries. B) Cilia. C) Epiglottis. D) Vocal Cords. Show Answer Correct Answer: B) Cilia. 40. Which of the following is not a component of the brain stem? A) Midbrain. B) Medulla oblongata. C) Thalamus. D) Pons. Show Answer Correct Answer: C) Thalamus. 41. Skeletal muscles are attached to ..... A) Heart. B) Organs. C) Lungs. D) Bones. Show Answer Correct Answer: D) Bones. 42. The nervous system responsible for sensation and control of the skeletal muscles. A) Central Nervous System. B) Peripheral Nervous System. C) Autonomic Nervous System. D) Somatic Nervous System. Show Answer Correct Answer: D) Somatic Nervous System. 43. Olfactory receptors are found A) Throughout the nasal cavity. B) Only in the superior portion of the nasal cavity. C) From the vestibule to the pharynx. D) Only in the inferior portion of the nasal cavity. Show Answer Correct Answer: B) Only in the superior portion of the nasal cavity. 44. What is the correct definition of synapses? A) Root like processes that receive the impulse and conduct them to the cell body. B) Space between 2 neurons or between a neuron and a receptor organ. C) Branching fibers at the end of the axon. D) Provide support and protection for neurons. Show Answer Correct Answer: B) Space between 2 neurons or between a neuron and a receptor organ. 45. Cones help us see ..... A) Color. B) Black, white, and grey. C) Only purple. D) Only with glasses on. Show Answer Correct Answer: A) Color. 46. What is the region in the frontal lobe of the brain with functions linked to speech production? A) Broca's Area. B) Wernicke's Area. C) Somatic Sensory Area. D) Primary Motor Area. Show Answer Correct Answer: A) Broca's Area. 47. The ..... nervous system mobilizes the body when one needs to exert energy. A) Somatic. B) Central. C) Sympathetic. D) Parasympathetic. Show Answer Correct Answer: C) Sympathetic. 48. What does our skeleton help us do? A) Move. B) Think. C) Sleep. D) None of these. Show Answer Correct Answer: A) Move. 49. The part of the eye that sees black, white, and gray and has the lowest threshold for activation A) Pupil. B) Cones. C) Rods. D) Optic nerve. Show Answer Correct Answer: C) Rods. 50. Oh no! Your blood sugar is too high, so your brain tells your pancreas to produce more insulin. Which is the effector? A) Your brain. B) Your pancreas. C) Blood sugar. D) Insulin. Show Answer Correct Answer: B) Your pancreas. 51. When a tuning fork is placed against the skull, the vibrations reaching the bony cavity around the cochlea can cause a person to hear sound, even when their ears are plugged. This is a sensation known as ..... A) Ghost Hearing. B) Bon Iver. C) The Ikea Effect. D) Bone Conduction. Show Answer Correct Answer: D) Bone Conduction. 52. The second largest part of human brain is ..... A) Pons. B) Cerebellum. C) Medulla oblongata. D) Cerebrum. Show Answer Correct Answer: B) Cerebellum. 53. Melissa fell off a horse and was paralyzed as a result of significant injury to her spinal cord. Which nervous system was damaged? A) Autonomic. B) Central. C) Sympathetic. D) Peripheral. Show Answer Correct Answer: B) Central. 54. The reestablishment of a polarized state in a cell after depolarization. A) Saltatory conduction. B) Repolarization. C) Reflexes. D) Refractory period. Show Answer Correct Answer: B) Repolarization. 55. Gaps in myelin sheath A) Nodes of reflection. B) Nodes of ramen. C) Notes of ranier. D) Nodes of ranvier. Show Answer Correct Answer: D) Nodes of ranvier. 56. Neurons have a nucleus. A) False. B) True. Show Answer Correct Answer: B) True. 57. Encephalomalacia A) Inflammation of a nerve. B) Disease of the nerve roots. C) Softening of the brain. D) Occuring after a seizure or attack. Show Answer Correct Answer: C) Softening of the brain. 58. True or FlaseAction potential decay over distance A) True. B) False. Show Answer Correct Answer: B) False. 59. What are the sources of stimulation that start a nerve impulse? A) Motor neurons. B) Hormones. C) Sensory receptors. D) Effector organs. Show Answer Correct Answer: C) Sensory receptors. 60. The difference between a two neuron and three neuron reflex arc is that: A) A two neuron reflex arc has no interneuron between the sensor and motor neurons. B) A two neuron reflex arc has no interneuron after the sensor and motor neurons. C) A three neuron reflex arc has has the interneuron before the sensor and motor neurons. D) A three neuron reflex arc has the interneuron after the sensor and motor neurons. Show Answer Correct Answer: A) A two neuron reflex arc has no interneuron between the sensor and motor neurons. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesNervous System Quiz 1Nervous System Quiz 2Nervous System Quiz 3Nervous System Quiz 4Nervous System Quiz 5Nervous System Quiz 6Nervous System Quiz 7Nervous System Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books