This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 83 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 83 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Commonly called "motor" nerves A) Efferent nerves. B) Afferent nerves. Show Answer Correct Answer: A) Efferent nerves. 2. Long, slender cells that conduct electrochemical signals. A) Neurons. B) Glial cells. Show Answer Correct Answer: A) Neurons. 3. Our subconscious actions 'ones we do not control' A) Autonomic Nervous system. B) Somatic Nervous system. C) Accessory Nervous system. D) None of above. Show Answer Correct Answer: A) Autonomic Nervous system. 4. What do you know about glands? What do glands secrete? A) Electrolytes. B) Potassium. C) Horomones. D) Sodium. Show Answer Correct Answer: C) Horomones. 5. Electrical synapse happens when electrical current flows directly from one cell to another via a gap junction. A) True. B) False. Show Answer Correct Answer: A) True. 6. Which type of glial cell anchors and supports neurons in the PNS A) Oligodendrocytes. B) Astrocytes. C) Satellite Cells. D) Schwann cells. Show Answer Correct Answer: C) Satellite Cells. 7. This neurotransmitter is involved in regulation of mood, sleep, and body temperature, as well as influencing happiness and aiding in digestion A) GABA. B) Serotonin. C) Dopamine. D) Acetylcholine. Show Answer Correct Answer: B) Serotonin. 8. ..... is the part of the eye where images are formed A) Retina. B) Cornea. C) Lens. D) Pupil. Show Answer Correct Answer: A) Retina. 9. The nerves are collections of specialized cells called neurons. A) FALSE. B) TRUE. Show Answer Correct Answer: B) TRUE. 10. Which part of the nervous system is called little brain? A) Cerebellum. B) Spinal cord. C) Cerebrum. D) Medulla. Show Answer Correct Answer: A) Cerebellum. 11. Actions that happen on their own without us thinking like blinking and breathing are called ..... A) Involuntary reflexes. B) Voluntary reflexes. Show Answer Correct Answer: A) Involuntary reflexes. 12. When we taste things, the chemicals mix with ..... on our tongue. A) Flavor. B) Taste buds. C) Saliva. D) None of above. Show Answer Correct Answer: C) Saliva. 13. This part of the brain regulates sleep/wake cycles, and controls the pituitary gland A) Cerebellum. B) Cerebral Cortex. C) Hypothalamus. D) Parietal Lobe. Show Answer Correct Answer: C) Hypothalamus. 14. The Schwann cell forms a myelin sheath around the ..... A) Cell body. B) Axon. C) Dendrites. D) Nucleus. E) Nodes of Ranvier. Show Answer Correct Answer: B) Axon. 15. The peripheral nervous system includes the ..... A) Nerves. B) Spinal cord. C) Conclusion. D) Brain. Show Answer Correct Answer: A) Nerves. 16. Brain, spinal cord, and a vast network of nerves are the parts of which system of our body A) Skeleton system. B) Nervous system. Show Answer Correct Answer: B) Nervous system. 17. High amplitude is quiet or loud? A) Loud. B) Quiet. Show Answer Correct Answer: A) Loud. 18. Reflex action are in response to which stimuli? A) Internal. B) External. C) Both options above. D) None of these. Show Answer Correct Answer: B) External. 19. This involuntary, immediate response to your environment is done without your brain thinking about it. A) Vibration. B) Feedback loop. C) Reflex. D) Central nervous system. Show Answer Correct Answer: C) Reflex. 20. Afferent nerves are also called? A) Sensory nerves. B) Get on my nerves. C) Motor nerves. D) Efferent nerves. Show Answer Correct Answer: A) Sensory nerves. 21. What is situational stimuli? A) Stimulus that is able to depolarize the axon directly. B) Mechanical stimulus detected by baroreceptor. C) Situation that can be detected as stimulus. D) Heat stimulus detected by receptor. Show Answer Correct Answer: A) Stimulus that is able to depolarize the axon directly. 22. A rapid, predictable response that is extra fast because it can be interpreted by the spinal cord is called a A) Reflex. B) Conclusion. C) Smooth muscle. D) Efferent response. Show Answer Correct Answer: A) Reflex. 23. This subsystem of the PNS controls breathing and digestion A) Cortical. B) Somatic. C) Autonomic. D) Motor. Show Answer Correct Answer: C) Autonomic. 24. The "fight-or-flight" response is controlled by the ..... nervous system A) Parasympathetic. B) Somatic. C) Central. D) Sympathetic. Show Answer Correct Answer: D) Sympathetic. 25. What does the word "diverging" mean? A) To spread apart. B) To come together. C) Parallel. D) Perpendicular. Show Answer Correct Answer: A) To spread apart. 26. Tactile and pressure receptors are known as A) Photoreceptors. B) Mechanoreceptors. C) Chemoreceptors. D) Thermoreceptors. Show Answer Correct Answer: B) Mechanoreceptors. 27. This joint helps the bowler in the game of cricket A) Hinge joint. B) Pivot joint. C) Ball and socket joint. D) Slightly movable joint. Show Answer Correct Answer: C) Ball and socket joint. 28. The boy's response to danger is to pull on the bicycle brakes. Which type of effector causes this response? A) Gland. B) Muscle. C) Conclusion. D) None of above. Show Answer Correct Answer: B) Muscle. 29. What do thermoreceptors respond to> A) Pressure. B) Chemicals. C) Touch. D) Heat. Show Answer Correct Answer: D) Heat. 30. The large wrinkled part of the brain is known as the ..... A) Cerebral Cortex. B) Motor Strip. C) Corpus Cortex. D) Parietal Lobe. Show Answer Correct Answer: A) Cerebral Cortex. 31. Through which apertures/structures is CSF reabsorbed into circulation? A) Median Aperture. B) Lateral Apertures. C) Cerebral Aqueduct. D) Arachnoid Granulations. Show Answer Correct Answer: D) Arachnoid Granulations. 32. ..... is a sensory motor nerve that, with its branches, supplies impulses to the fingers. A) Digital nerve. B) Radial nerve. C) Median nerve. D) None of above. Show Answer Correct Answer: A) Digital nerve. 33. Which of the following descriptions is wrong? A) Cerebral edema is the accumulation of excess fluid within the brain parenchyma. B) Neural tube defects are associated with failure to close or inappropriate reopening of the developing neural tube. C) Rapid displacement of the head and brain can tear axons (diffuse axonal injury). D) Regional ischemia is the most common type of ischemia stroke. Show Answer Correct Answer: D) Regional ischemia is the most common type of ischemia stroke. 34. What controls involuntary movement? A) Somatic System. B) Central. C) Peripheral. D) Autonomic System. Show Answer Correct Answer: D) Autonomic System. 35. What is an independent variable? A) Variable that is changed to test. B) Variable that you measure. C) Variable that stays the same. D) None of above. Show Answer Correct Answer: A) Variable that is changed to test. 36. The electric potential in the area of the cell membrane increases to the threshold level, corresponding to which distance? A) Hyperpolarization. B) Resting state. C) Depolarization. D) Repolarization. Show Answer Correct Answer: C) Depolarization. 37. Where are the Pons located? A) The top/back of the brain (red). B) The bottom of the brain (pink). C) The bottom of the brain (grey). D) The bottom of the brain (orange). Show Answer Correct Answer: D) The bottom of the brain (orange). 38. At a neuron-neuron chemical synapse the AP causes ..... to open A) Voltage gated Ca. B) Voltage gated Na. C) Voltage gated K. D) Mechanically gated Na. E) Ligand gated Na. Show Answer Correct Answer: A) Voltage gated Ca. 39. These are shallow grooves that separate the elevations of the cerebrum. A) Fissures. B) Sulci. C) Gyri. D) Convolutions. Show Answer Correct Answer: B) Sulci. 40. If we lined up all the neurons in our body how long would it be? A) Around 1000 km. B) Around 965 km. C) Around 945 km. D) Around 956 km. Show Answer Correct Answer: B) Around 965 km. 41. I use my hands to touch hard and ..... objects. A) Quiet. B) Bad. C) Colours. D) Soft. Show Answer Correct Answer: D) Soft. 42. Neurons are round and flat in shape and do not have a nucleus. A) Wrong. B) Cheap. Show Answer Correct Answer: A) Wrong. 43. Type of synapse which increases the chance of the next neuron firing A) Inhibitory. B) Neuron. C) Neurotransmitters. D) Excitatory. Show Answer Correct Answer: D) Excitatory. 44. Which is happens in unmyelinated neurons? A) Continuous propagation. B) Saltatory propagation. Show Answer Correct Answer: A) Continuous propagation. 45. Which system is made up of the brain and spinal card? A) Central Nervous System. B) Peripheral Nervous System. Show Answer Correct Answer: A) Central Nervous System. 46. Collectively, glial cells do all of the following except ..... A) Guide young migrating neurones during development. B) Synthesise neurotransmitters and conduct nerve impulses. C) Provide a supporting framework for all nervous tissue. D) Physically protect and help nourish neurones. Show Answer Correct Answer: B) Synthesise neurotransmitters and conduct nerve impulses. 47. There 3 parts of a neuron A) True. B) False. Show Answer Correct Answer: A) True. 48. The large band of muscle below the lungs A) Diaphragm. B) Epiglottis. C) Bronchi. D) Bronchioles. Show Answer Correct Answer: A) Diaphragm. 49. The cranium ..... the ..... A) Encloses, brain. B) Shakes, brain. C) Impulses, brain. D) None of above. Show Answer Correct Answer: A) Encloses, brain. 50. Which statement of Alzheimer disease is Not true? A) Usually appears in people older than age 65. B) Is a degenerative disease of the muscle. C) Affected individuals usually survive 8 to 10 years after the appearance of symptoms. D) Late-onset Alzheimer disease is probably related to variations in one or more genes in combination with lifestyle and environmental factors and APOE gene. Show Answer Correct Answer: B) Is a degenerative disease of the muscle. 51. This part of the eye carries the message from your eye to the part of your brain that controls vision. A) Cornea. B) Retina. C) Optic nerve. D) Lens. Show Answer Correct Answer: C) Optic nerve. 52. The cerebrum has lots of folds in it, why? A) To increase surface area. B) To increase absorption. Show Answer Correct Answer: A) To increase surface area. 53. Brain and spinal cord, protected by bone. The boss of the nervous system. A) Efferent system. B) Peripheral nervous system(PNS). C) Afferent system. D) Central nervous system (CNS). Show Answer Correct Answer: D) Central nervous system (CNS). 54. An electrical impulse always moves in which direction? A) Axon-dendrite. B) Dendrite-axon. Show Answer Correct Answer: B) Dendrite-axon. 55. Chemical synapses can be classified as excitatory and inhibitory (T/F)? A) False. B) True. Show Answer Correct Answer: B) True. 56. What is the English Meaning of the Medical Term Encephal/o [ ENCEPHALO ]? A) Positive deviation. B) Brain. C) Tension. D) Glue, Neurological Tissue. E) Skull (Cranium ). Show Answer Correct Answer: B) Brain. 57. Which organ system delivers oxygen and nutrients to all of the body's cells? A) Circulatory system. B) Respiratory system. C) Integumentary system. D) Nervous system. Show Answer Correct Answer: A) Circulatory system. 58. What 2 groups is the nervous system divided into? A) Centromere and perimeter nervous system. B) Central & peripheral nervous system. C) Synoid & neuron nervous system. D) Phalanges & Central nervous system. Show Answer Correct Answer: B) Central & peripheral nervous system. 59. Which neurons carry messages from the interneurons in the spinal cord to the muscles? A) Sensory neuron. B) Motor neuron. C) Brain. D) None of above. Show Answer Correct Answer: B) Motor neuron. 60. Which division of the nervous system is injured if someone has numbness, burning sensation and tingling on one part their body? A) Parasympatheic nervous system. B) Central nervous system. C) Autonomic nervous system. D) Peripheral nervous system. Show Answer Correct Answer: D) Peripheral nervous system. ← 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