This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 77 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 77 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The linings which surround and protect the brain and spinal cord A) Medulla. B) Cranial nerves. C) Ventricles. D) Meninges. Show Answer Correct Answer: D) Meninges. 2. Stimulus is perceived by a cell or organ called a A) Stimulus. B) Receptor. C) Effector. D) Impulse. Show Answer Correct Answer: B) Receptor. 3. The brain uses ..... of the body's oxygen. A) 20%. B) 80%. C) 10%. D) 50%. Show Answer Correct Answer: A) 20%. 4. Cochlear duct is separated from scala vestibuli by the ..... A) Basilar membrane. B) Vestibular membrane. Show Answer Correct Answer: B) Vestibular membrane. 5. Which part of the brain stem relays information from the cerebrum to the cerebellum and is also called the bridge? A) Midbrain. B) Pons. C) Thalamus. D) Medulla oblongata. Show Answer Correct Answer: B) Pons. 6. Where are taste buds mainly located? A) Inside of papillae on the tongue. B) On the roof of the mouth. C) In the gustatory cortex of the brain. D) On the surface of the tongue. Show Answer Correct Answer: A) Inside of papillae on the tongue. 7. Part of the brain responsible for balance and muscle movement A) Brainstem. B) CereBELLUM. C) Cerebrum. D) None of above. Show Answer Correct Answer: B) CereBELLUM. 8. What is the smallest bone in a human? A) Stirrup. B) Femur. C) Backbone. D) Humerus. Show Answer Correct Answer: A) Stirrup. 9. Sensory nerves bring messages from the A) Muscles. B) Sensory organs. C) Arteries. D) None of above. Show Answer Correct Answer: B) Sensory organs. 10. The somatic nervous system carries information: A) Towards the central nervous system. B) Away from the central nervous system. C) Both to and from the central nervous system. D) None of above. Show Answer Correct Answer: C) Both to and from the central nervous system. 11. The cell membrane of a neuron contains thousands of protein channels that may allow ions to pass through, depending on the "gates" within the channels A) True. B) False. Show Answer Correct Answer: A) True. 12. Spiderlike phagocytes that dispose of debris A) Schwann cells. B) Satellite. C) Microglia. D) Astrocytes. Show Answer Correct Answer: C) Microglia. 13. What do neuroglia do? A) Release neurotransmitters. B) Support and nourish neurons. C) Release calcium to activate neurons. D) Absorb nutrients from neurons. Show Answer Correct Answer: B) Support and nourish neurons. 14. Part of the nervous system outside the central nervous system A) Autonomic nervous system. B) Central nervous system. C) Peripheral nervous system. D) Somatic nervous system. Show Answer Correct Answer: C) Peripheral nervous system. 15. Shrugs the shoulders A) Accessory. B) Trigeminal. C) Abducting. D) Vestibulocochlear. Show Answer Correct Answer: A) Accessory. 16. Numbers 7, 10, 8, & 12 make up what part of the ear? A) Middle Ear. B) Inner Ear. C) Outer Ear. D) None of above. Show Answer Correct Answer: B) Inner Ear. 17. Which of the following is a recognized function of skeletal muscle? A) Produce movement. B) *maintain body temperature. C) *maintain posture. D) *all of the above. Show Answer Correct Answer: D) *all of the above. 18. Once a neuron receives a message through its dendrites, the signal then travels through the cell body of the neuron, and down what? A) Cell body. B) Dendrites. C) Axon. D) Conclusion. Show Answer Correct Answer: C) Axon. 19. How many senses do we have as humans? A) 1. B) 3. C) 5. D) None of above. Show Answer Correct Answer: C) 5. 20. ..... is the squeezing of muscles in the esophagus to move food down to the stomach. A) Acid. B) Peristalsis. C) Gravity. D) Saliva. Show Answer Correct Answer: B) Peristalsis. 21. Which part of the Nervous System gathers information from the rest of the body and reports back to the Central Nervous System? A) The CNS. B) Reflexes. C) Dendrites. D) The Peripheral Nervous System. Show Answer Correct Answer: D) The Peripheral Nervous System. 22. Which of these is a function of the peripheral nervous system? A) Detect stimuli only. B) Process information only. C) Respond to information only. D) Detect and respond to information. Show Answer Correct Answer: D) Detect and respond to information. 23. A loss of sight is called ..... A) Numbness. B) Deafness. C) Unsteadiness. D) Blindness. E) Incoordination. Show Answer Correct Answer: D) Blindness. 24. The pons, midbrain and medulla are all parts of the: A) Cerebellum. B) Meninges. C) Brain stem. D) Cerebrum. Show Answer Correct Answer: C) Brain stem. 25. Why is hyperpolarization important? A) It makes sure the neurons are in the correct space. B) It makes sure the charge is back at-70 mV. C) It makes sure the neuron is healthy. D) It prevents a second, unwanted signal from being sent. Show Answer Correct Answer: D) It prevents a second, unwanted signal from being sent. 26. This area warms, moisturizes, and filters air before going to the lungs. What is it? A) Trachea. B) Mouth. C) Nose. D) Nasal cavity. Show Answer Correct Answer: D) Nasal cavity. 27. Which disease is a group of inherited myopathic disorders, each of which presents differently? A) IF. B) Parkinson's. C) Muscular Dystrophy. D) Multiple Sclerosis. Show Answer Correct Answer: C) Muscular Dystrophy. 28. How many areas is the brain divided into? A) 3. B) 5. C) 4. D) 6. Show Answer Correct Answer: C) 4. 29. Which structure is not part of a neuron? A) Cell body. B) Axons. C) Myelin sheath. D) Dendrite. Show Answer Correct Answer: C) Myelin sheath. 30. The myelin sheath is ..... A) The sense organ or cells that receive stimuli from within and outside the body. B) The part of the nerve cell containing the nucleus. C) The covering of fatty material that speeds up the passage of nerve impulses. D) The chemical secreted into the gap between the neurons at a synapse. Show Answer Correct Answer: C) The covering of fatty material that speeds up the passage of nerve impulses. 31. Which of the following best describes a Fissure? A) A ridge in the cerebrum. B) A shallow groove in the cerebrum. C) A deep groove that can separate lobes of the brain. D) None of above. Show Answer Correct Answer: C) A deep groove that can separate lobes of the brain. 32. How many types of muscles are there? A) 3. B) 4. C) 1. D) 2. Show Answer Correct Answer: A) 3. 33. What are the functions of the cerebral spinal fluid? A) Carries motor impulses to the brain. B) Keeps you hydrated. C) Cushion and carries nutrients/ wastes. D) Helps with equilibrium. Show Answer Correct Answer: C) Cushion and carries nutrients/ wastes. 34. When light is bright, the pupil is ..... ? A) Big. B) White. C) Small. D) Large. Show Answer Correct Answer: C) Small. 35. What is the final part to sensing the world around us? A) The organ senses input. B) The organ interprets signals. C) The brain interprets signals. D) The brain senses inputs. Show Answer Correct Answer: C) The brain interprets signals. 36. Decreases or stops digestion to concentrate on delivering blood to skeletal muscles A) Parasympathetic NS. B) Sympathetic NS. Show Answer Correct Answer: B) Sympathetic NS. 37. Resting potential is measured at ..... mV. A) -55. B) +70. C) +35. D) -70. Show Answer Correct Answer: D) -70. 38. This is caused by cerebral damage during gestation or birth. A) Spina Bifida. B) Alzheimer's Disease. C) Cerebral Palsy. D) Multiple Sclerosis. Show Answer Correct Answer: C) Cerebral Palsy. 39. I will touch your face with pin A) I will touch your face with cotton. B) I will touch your face with a pin. C) I will use a hammer to knock your knees. D) None of above. Show Answer Correct Answer: B) I will touch your face with a pin. 40. What is the function of the sensory nerves? A) Carry stimuli from the various sense organs to the brain. B) Carry impulses from the brain or other nerve centers to the muscles. C) Serve as the connections between each other and between sensory and motor nerves. D) None of above. Show Answer Correct Answer: A) Carry stimuli from the various sense organs to the brain. 41. What does integration refer to in the context of the body's control system? A) The activation of effector organs to cause a response. B) The reception of stimuli via sensory receptors. C) The processing of input stimuli and making decisions on what should be done. D) The communication between different organ systems. Show Answer Correct Answer: C) The processing of input stimuli and making decisions on what should be done. 42. Identify the order in which sound travels through the ear A) Ear canal, eardrum, hammer, stirrup, anvil. B) Eardrum, ear canal, hammer, anvil, stirrup. C) Hammer, stirrup, anvil, eardrum, ear canal. D) Ear canal, eardrum, hammer, anvil, stirrup. Show Answer Correct Answer: D) Ear canal, eardrum, hammer, anvil, stirrup. 43. Which lobe plays a part in decision making? A) Frontal. B) Occipital. C) Temporal. D) Parietal. Show Answer Correct Answer: A) Frontal. 44. What is the first function of the nervous system, describes the reception of stimuli by our senses and transmission of the signal to the CNS? A) Peripheral nervous system. B) Efferent neuron. C) Sensory input. D) Motor output. Show Answer Correct Answer: C) Sensory input. 45. The neuron has many branch-like extensions called ..... that receive input from other neurons. A) Myelin sheath. B) Terminals. C) Dendrites. D) Axon. Show Answer Correct Answer: C) Dendrites. 46. What is the main function of the lens of the eye? A) Refraction of light to retina. B) Impulse reception and transmission. C) Maintains the shape of the eyeball and refracts light. D) Color vision and night vision. Show Answer Correct Answer: A) Refraction of light to retina. 47. Nervous system division that is composed of the sensory and motor subdivisions. A) PNS. B) CNS. C) Autonomic Nervous System. D) Somatic Nervous System. Show Answer Correct Answer: A) PNS. 48. They are also called erythrocytes. They are disc shaped and have the ability to carry oxygen. A) Capillaries. B) Hemoglobin. C) Plasma. D) Red blood cells. Show Answer Correct Answer: D) Red blood cells. 49. The parasympathetic nervous system is responsible for ..... A) Activating your fight or flight response. B) Maintaining body functions under normal circumstances (such as resting and digesting). C) Voluntary muscle movements. D) Empathy with others. Show Answer Correct Answer: B) Maintaining body functions under normal circumstances (such as resting and digesting). 50. Neurons that travel away from the central nervous system are called A) Efferent neurons. B) CNS neurons. C) Afferent neurons. D) Exit neurons. Show Answer Correct Answer: A) Efferent neurons. 51. Most important organ in the body. Controls & coordinates actions, reactions, allows us to think & feel, and enables us to have memories and feelings A) Brain. B) Heart. C) Spinal Cord. D) None of above. Show Answer Correct Answer: A) Brain. 52. Which of the following neuroglia is most responsible for helping determine capillary permeability in nervous tissue? (a) A) Schwann cells. B) A Astrocytes. C) Oligodendrocytes. D) Microglial cells. E) Ependymal cells. Show Answer Correct Answer: B) A Astrocytes. 53. This is the lobe of the cerebrum that makes up the front of the cerebrum. A) Occipital. B) Frontal. C) Insula. D) Parietal. Show Answer Correct Answer: B) Frontal. 54. What is the function of the Motor (Efferent) Division of the PNS? A) It sends impulses from the CNS to the muscles and glands. B) It sends impulses from the senses to the CNS. C) It controls voluntary muscle movements. D) It reduces sympathetic response and provides resting functions. Show Answer Correct Answer: A) It sends impulses from the CNS to the muscles and glands. 55. The spinal cord originates from the medulla ..... A) False. B) True. Show Answer Correct Answer: B) True. 56. The uppermost part of the brain A) Cerebrum. B) Cerebellum. C) Marrow. D) None of above. Show Answer Correct Answer: A) Cerebrum. 57. What is the base cell of the nervous system that is responsible for transferring information? A) Ependymal Cell. B) Astrocyte. C) Schwann Cell. D) Neuron. Show Answer Correct Answer: D) Neuron. 58. The nervous system that control voluntary movements and actions is called the A) Somatic nervous system. B) Sympathetic nervous system. C) Parasympathetic nervous system. D) Peripheral nervous system. Show Answer Correct Answer: A) Somatic nervous system. 59. Structure in the neuron that carries impulses toward the cell body: A) Myelin sheath. B) Dendrite. C) Axon. D) Nucleus. Show Answer Correct Answer: B) Dendrite. 60. Which brain structure is responsible for balance and is involved with movement? A) Cerebellum. B) Cerebrum. C) Medulla. D) None of above. Show Answer Correct Answer: A) Cerebellum. ← 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