This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 30 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which nerve controls chewing and face and mouth movement? A) Glossopharyngeal. B) Trigeminal. C) Abducting. D) Vagus. Show Answer Correct Answer: B) Trigeminal. 2. Symptoms include weakness or numbness in the limbs, unsteady gait, uncoordinated movements and fatigue. A) Parkinson's disease. B) Multiple sclerosis. C) Epilepsy. D) Meningitis. Show Answer Correct Answer: B) Multiple sclerosis. 3. The cerebrospinal fluid present in the brain and spinal cord helps in ..... A) Providing insulation. B) Protecting from shocks. C) Protecting against injuries. D) Conduction of nerve impulses. Show Answer Correct Answer: B) Protecting from shocks. 4. Cerebrum controls the voluntary actionsof our body. A) False. B) True. Show Answer Correct Answer: A) False. 5. The brainstem includes the ..... A) Medulla oblongata, pons, and thalamus. B) Medulla oblongata, midbrain, and hypothalamus. C) Pons, midbrain, and medulla oblongata. D) Medulla oblongata, pons, and cerebellum. Show Answer Correct Answer: C) Pons, midbrain, and medulla oblongata. 6. Portion of the brain responsible for speech, hearing, vision, memory and emotion A) Parietal lobe. B) Cerebrum. C) Cerebellum. D) Temporal lobes. Show Answer Correct Answer: D) Temporal lobes. 7. What does the central nervous system consist of? A) Brain and Spinal Cord. B) Brain and Nerves. C) Spinal Cord and Nerves. D) Neurons and Glial Cells. Show Answer Correct Answer: A) Brain and Spinal Cord. 8. When a neuron is in resting state i.e not conducting any impulse the axonal membrane is: A) Equally permeable to both Na+ and K+ ions. B) Impermeable to both Na+ and K+ ions. C) Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions. D) Comparatively more permeable to Na+ ions and nearly impermeable to K+ ions. Show Answer Correct Answer: C) Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions. 9. What is not a response of the Sympathetic Nervous system? (Fight or flight) A) Increased activity of the digestive system. B) Elevation of the heart rate. C) Dilation of the pupils. D) Increased blood flow to skeletal muscle. Show Answer Correct Answer: A) Increased activity of the digestive system. 10. The cerebellum helps us keep our balance. A) True. B) False. Show Answer Correct Answer: A) True. 11. Which two ions are most important in nerve conduction? A) Sodium and potassium. B) Calcium and argon. C) Sodium and bromine. D) Potassium and oxygen. Show Answer Correct Answer: A) Sodium and potassium. 12. Nearsightedness is also known as ..... A) Myopia. B) Hyperpopia. C) Presbyopia. D) None of the above. Show Answer Correct Answer: A) Myopia. 13. Membranous sacs in the cytoplasm of nerve cells that have ribosomes attached to their surfaces A) Neurilemma. B) Chromatophilic substance. C) Ganglia. D) Schwann cells. Show Answer Correct Answer: B) Chromatophilic substance. 14. Depolarization occurs when the inside of a cell becomes ..... due to ..... gates opening. A) Positive-potassium. B) Positive-sodium. C) Positive-sodium. D) Negative-potassium. Show Answer Correct Answer: B) Positive-sodium. 15. Which division of the nervous system is commonly known to function in a "rest and digest" capacity? A) Sympathetic. B) Parasympathetic. C) Central. D) Somatic. Show Answer Correct Answer: B) Parasympathetic. 16. Bundles of axons and dendrites in the spinal cord are called A) Ganglia. B) Tracts. C) Centers. D) Nerves. Show Answer Correct Answer: B) Tracts. 17. The parasympathetic division is responsible for ..... A) Relaxation. B) Stress. C) Flight. D) Fight. Show Answer Correct Answer: A) Relaxation. 18. A receptor cell that responds to visible light in the electromagnetic spectrum. A) Chemoreceptor. B) Sensory Receptor. C) Photoreceptor. D) Mechanoreceptor. Show Answer Correct Answer: C) Photoreceptor. 19. What part of the brain stem is located superior to the pons? A) Midbrain. B) Spinal cord. C) Frontal lobe. D) Medulla. Show Answer Correct Answer: A) Midbrain. 20. Action Potential:The neuron cannot respond to a second stimulus, no matter how strong. A) Action potential. B) Refractory period. C) Hyperpolarization. D) Depolarization. E) Repolarization. Show Answer Correct Answer: B) Refractory period. 21. The ..... is part of the peripheral nervous system and controls our senses. A) Somatic. B) Autonomous. C) Autonomic. D) Systemic. Show Answer Correct Answer: A) Somatic. 22. The grey matter of the spinal cord is made up of ..... A) Axons of the neurons. B) Fibres of the neurons. C) Cell bodies of the neurons. D) Cell bodies of the cytons. Show Answer Correct Answer: C) Cell bodies of the neurons. 23. In which image can we see a neuron's dendrites marked with an arrow? A) . B) . C) . D) . Show Answer Correct Answer: A) . 24. What are the two (2) major systems of the Peripheral Nervous System? A) Sensory/Motor. B) CNS/PNS. C) Cranial/Spinal. D) Autonomic/Somatic. Show Answer Correct Answer: A) Sensory/Motor. 25. Which is NOT a part of the nervous system? A) Brain. B) Larynx. C) Peripheral Nerves. D) Spinal Cord. Show Answer Correct Answer: B) Larynx. 26. How many pairs of spinal nerves do we have? A) 29. B) 32. C) 31. D) 30. Show Answer Correct Answer: C) 31. 27. What is the white portion of the human eye called? A) Sclera. B) Pupil. C) Retina. D) Dyslexia. Show Answer Correct Answer: A) Sclera. 28. What sense does your parietal lobe control? A) Sight. B) Understanding sounds and speech. C) Touch. D) Smell. Show Answer Correct Answer: C) Touch. 29. What does letter A represent? A) Fascicle. B) Blood vessels. C) Skin. D) Epineurium. Show Answer Correct Answer: D) Epineurium. 30. There are around 86 billion neurons in the typical adult human brain. A) FALSE. B) TRUE. Show Answer Correct Answer: B) TRUE. 31. Ears also help in maintaining balance of our body. A) False. B) True. Show Answer Correct Answer: B) True. 32. Space between myelin sheaths A) Dendrite. B) Conclusion. C) Nissl body. D) Node of ranvier. Show Answer Correct Answer: D) Node of ranvier. 33. What is the number of millivolts (mV) that a neuron is at during the Resting Potential phase A) -55 mV. B) +30 mV. C) -75 mV. D) -70 mV. Show Answer Correct Answer: D) -70 mV. 34. Which of the following is largest part of the brain A) Cerebellum. B) Medulla. C) Pons. D) Cerebrum. Show Answer Correct Answer: D) Cerebrum. 35. Nerves cells responsible for receiving external stimuli passing signals to central nervous system A) Motor neurons. B) Sensory neurons. C) PNS. D) CNS. Show Answer Correct Answer: B) Sensory neurons. 36. What happens in the eardrum? A) Sound waves vibrate the skin and delivers vibrations. B) Sound waves make the tiny hairs in your ear move. C) Carries the message to the brain. D) None of above. Show Answer Correct Answer: A) Sound waves vibrate the skin and delivers vibrations. 37. When an axon becomes depolarized, this means the inside becomes what charge? A) Postive. B) Negative. Show Answer Correct Answer: A) Postive. 38. Part of the brain involved with voluntary movement of skeletal muscle? A) Frontal Lobe. B) Temporal Lobe. C) Occipital Lobe. D) Parietal Lobe. Show Answer Correct Answer: A) Frontal Lobe. 39. What does the neuron's Cell Body do? A) Carries information from the cell body to other neuronsThis is a wrong answer. B) Produces food for the neuron. C) Controls speed of electrical signal through the axon. D) Controls the actions of the neuron. Show Answer Correct Answer: B) Produces food for the neuron. 40. During the transmission of an action potential across a synapse, Ca2+ channels open e triggering the synaptic vesicles to release ..... to pass the signal to the postsynaptic neuron. A) Na+. B) Action potentials. C) Receptors. D) Neurotransmitters. Show Answer Correct Answer: D) Neurotransmitters. 41. The dendrites of a neuron ..... A) Contains the nucleus and other organelles. B) Receive signals or respond to stimuli. C) Allow for the transmission/propagation of an action potential. D) Allow for the secretion of neurotransmitters to target cells. Show Answer Correct Answer: B) Receive signals or respond to stimuli. 42. The brain stem structure that controls breathing and heart rate A) Pons. B) Amygdala. C) Medulla. D) Thalamus. Show Answer Correct Answer: C) Medulla. 43. Resting membrane A) Nerve cells that are activated by sensory input from the environment. B) Cells in the brain and spinal cord that allow us to move, speak, swallow and breathe by sending commands from the brain to the muscles that carry out these function. C) Nerve cells that only participate in the local aspects of a circuit. D) The electrical potential difference across the plasma membrane when the cell is in a non-excited state. Show Answer Correct Answer: D) The electrical potential difference across the plasma membrane when the cell is in a non-excited state. 44. The part of the neuron that carries impulses AWAY from the neuron cell body A) Myelin sheath. B) Dendrites. C) Axon. D) Nodes of Ranvier. Show Answer Correct Answer: C) Axon. 45. Membrane lining at the back of the eye that contains rods and cones: A) Iris. B) Retina. C) Optic nerve. D) Lens. Show Answer Correct Answer: B) Retina. 46. How do glial cells contribute to the rarity of true regeneration of neurons in the CNS? A) They release inhibitory factors that prohibit cell division. B) They attach to the injured neuron and signal apoptosis. C) They proliferate to fill space and block regrowth. D) They do not contribute to the rarity of true regeneration in the CNS. Show Answer Correct Answer: C) They proliferate to fill space and block regrowth. 47. Which of the following describes one thing that happens in the spinal cord during a reflex arc? A) Interneurons relay the message to motor neurons. B) The nerve impulse carries a signal to be directly sent to a sensory neuron. C) The stimulus causes a sensory neuron to generate a nerve impulse. D) The motor neuron causes a contraction in the muscle. Show Answer Correct Answer: A) Interneurons relay the message to motor neurons. 48. Speed of light in air is: A) 3*108m s-1. B) 3*1010 m s-1. C) 5100 m s-1. D) 330 m s-1. Show Answer Correct Answer: A) 3*108m s-1. 49. Autonomic Nervous System A) Controls voluntary Functions. B) Creates consciousness. C) Responsible for executive function. D) Controls involuntary functions. Show Answer Correct Answer: D) Controls involuntary functions. 50. What do Schwann Cells do? A) Sends information to the next cell. B) Controls the speed of electrical signal through the axon. C) Produces fatty tissue for the Myelin Sheath. D) Intakes information from other neurons. Show Answer Correct Answer: C) Produces fatty tissue for the Myelin Sheath. 51. A special neuron that picks up a stimulus from the internal or external environment, and converts it into a message. A) Sensory Neuron. B) Motor Neuron. C) Neuron. D) Neurotransmitter. Show Answer Correct Answer: A) Sensory Neuron. 52. Conducts impulses to the muscles of the shoulders A) Glossopharyngeal. B) Vagus. C) Abducting. D) Accessory. Show Answer Correct Answer: D) Accessory. 53. This part of the brain is also called the brain stem. A) Spinal cord. B) Vertebral column. C) Medulla. D) All of these. Show Answer Correct Answer: C) Medulla. 54. Integrative functions means that the nervous system ..... A) Initiates a movement in the muscles to move away from a painful stimulus. B) Has received a sensory impulse that a painful stimulus is hurting the body, and now has to formulate of a response to help the body move. C) Is receiving an impulse that the body is experiencing pain. D) None of above. Show Answer Correct Answer: B) Has received a sensory impulse that a painful stimulus is hurting the body, and now has to formulate of a response to help the body move. 55. These are uniformly positioned, deep grooves in the brain. A) Fissures. B) Meninges. C) Pons. D) Lobes. Show Answer Correct Answer: A) Fissures. 56. The ..... lobe is concerned with sensory perception such as pain, touch, temperature, and limb perception. A) Parietal. B) Frontal. C) Occipital. D) Temporal. Show Answer Correct Answer: A) Parietal. 57. Combining form that means nervous sensation A) Summoned him/her. B) Esthes/o, esthesi/o. C) Hydr/o. D) Thec/o. Show Answer Correct Answer: B) Esthes/o, esthesi/o. 58. Which part of the brain coordinates the actions of muscles and helps you maintain balance? A) Cerebrum. B) Diencephalon. C) Cerebellum. D) Brain stem. Show Answer Correct Answer: C) Cerebellum. 59. What does your CNS do? It? A) Processes information. B) It smells your food. C) Opens your eyes. D) Makes oxygen. Show Answer Correct Answer: A) Processes information. 60. What is NOT a part of the autonomic nervous system? A) Somatic NS. B) Sympathetic NS. C) Parasympathetic NS. D) None of above. Show Answer Correct Answer: A) Somatic NS. ← 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