This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 1 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The most superficial portion of the brain A) Cell body of neuron. B) Cerebral cortex. C) Cerebral Hemispheres. D) Neurotransmitters. Show Answer Correct Answer: C) Cerebral Hemispheres. 2. What is the control center of the body? A) My mom. B) Nerves. C) Brain. D) Heart. Show Answer Correct Answer: C) Brain. 3. The third cranial nerve whose function is eyelid and eyeball movement? A) Olfactory. B) Vagus. C) Oculomotor. D) Trochlear. Show Answer Correct Answer: C) Oculomotor. 4. The brain is protected by the ..... A) Ribcage. B) Collar Bone. C) Vertebrae. D) Skull. Show Answer Correct Answer: D) Skull. 5. The nervous system is responsible for maintaining a stable internal environment known as A) Stimulus. B) Homeostasis. C) Neurotransmitters. D) Conclusion. Show Answer Correct Answer: B) Homeostasis. 6. Glial cells responsible for the circulation of cerebrospinal fluid in the central nervous system (CNS). A) Ependymal cells. B) Astrocytes. C) Microglial. D) Oligodendrocytes. Show Answer Correct Answer: A) Ependymal cells. 7. Cranial nerve XII, carries motor information to the throat and tongue to control swallowing and speech: A) Olfactory. B) Glossopharyngeal. C) Facial. D) Hypoglossal. Show Answer Correct Answer: D) Hypoglossal. 8. Increased heart rate A) Sympathetic. B) Parasympathetic. Show Answer Correct Answer: A) Sympathetic. 9. When the brain hits the side of the skull, it can cause A) A broken tibia. B) A concussion. C) A skull fracture. D) Arthritis. Show Answer Correct Answer: B) A concussion. 10. Division of Nervous System that deals with the anatomy and physiology of cranial and spinal nerves. A) Peripheral Nervous System. B) Central Nervous System. Show Answer Correct Answer: A) Peripheral Nervous System. 11. The sodium-potassium pump ..... A) Sends Na+ into the cell. B) Sends K+ into the cell. C) Exchanges K+ and Na+ during depolarization. D) Exchanges K+ and Na+ during hyperpolarization. Show Answer Correct Answer: D) Exchanges K+ and Na+ during hyperpolarization. 12. Which nervous system carries out the following scenario:Raising your heartbeat when you are afraid A) Central Nervous System. B) Peripheral Nervous System. Show Answer Correct Answer: B) Peripheral Nervous System. 13. Diencephalon is made up of A) Cerebrum and cerebellum. B) Mesencephalon and pons. C) Thalamus and epithalamus. D) Spinal cord and medulla oblongata. Show Answer Correct Answer: C) Thalamus and epithalamus. 14. A false personal belief that is maintained despite obvious proof or evidence to the contrary. A) Delusion. B) Hallucination. C) Schizophrenia. D) None of above. Show Answer Correct Answer: A) Delusion. 15. The central nervous system is made up of ..... A) The brain and cerebellum. B) The peripheral and autonomic nervous system. C) The brain and spinal cord. D) The cerebrum and the cerebellum. Show Answer Correct Answer: C) The brain and spinal cord. 16. What part of the brain controls posture, balance and coordination? A) Cerebrum. B) Cerebellum. C) Brain Stem. D) None of above. Show Answer Correct Answer: B) Cerebellum. 17. Three broad functions of the nervous system A) Sensory. B) Integration. C) Motor. D) All are correct. Show Answer Correct Answer: D) All are correct. 18. The part of the inner ear that resembles a snail shell A) Anvil. B) Stirrup. C) Cochlea. D) Hammer. Show Answer Correct Answer: C) Cochlea. 19. After Barry touched the hot stove and the message was sent to the brain that the stove was hot, Barry's brain sent a message to his hand to move from the stove. What type of neuron carried the message for his hand to move? A) Motor. B) Sensory. C) Associative. D) None of above. Show Answer Correct Answer: A) Motor. 20. Fred got a concussion and has lost his ability to balance on one leg. The nerve most likely affected is ..... A) Vagus. B) Vestibulocochlear. C) Olfactory. D) Hypoglossal. Show Answer Correct Answer: B) Vestibulocochlear. 21. What is the function of microglia? A) To produce and regulate cerebrospinal fluid. B) Producing myelin. C) Anchoring neurons in place and providing them with nutrients. D) Protecting neurons from infection. E) Regulating the microenvironment of cell bodies. Show Answer Correct Answer: D) Protecting neurons from infection. 22. The protective coverings of the brain and spinal cord are called the A) Ependymas. B) Neurolemmas. C) Myelin Sheaths. D) Meninges. Show Answer Correct Answer: D) Meninges. 23. 85% of the brain is made up of the ..... ? A) Cerebrum. B) Cerebellum. C) The brain. D) None of above. Show Answer Correct Answer: A) Cerebrum. 24. Largest and highest part of the brainoccupies whole upper part of the craniumweighes about 2 lbsdivided into 2 hemispheres A) Cerebrum. B) Diencephalon. C) Hypothalamus. D) Thalamus. Show Answer Correct Answer: A) Cerebrum. 25. The elevated ridges of tissue on the surface of the cerebral hemispheres are known as ..... while the shallow grooves are termed ..... A) Gyri; sulci. B) Tracts; ganglia. C) Sulci; gyri. D) Receptors; effectors. E) Ganglia; gyri. Show Answer Correct Answer: A) Gyri; sulci. 26. Which is controlled by conscious thought? A) Breathing. B) Heart rate. C) Voluntary actions. D) Digestion. Show Answer Correct Answer: C) Voluntary actions. 27. Disorder that affects movement and muscle tone; caused by a defect in, or trauma to, the brain before birth A) Ischemic stroke. B) Bell's palsy. C) Cerebral palsy. D) Subdural hematoma. Show Answer Correct Answer: C) Cerebral palsy. 28. The CNS contains the: A) Brain and hands. B) Brain and nerves. C) Brain and spinal cord. D) Brain and heart. Show Answer Correct Answer: C) Brain and spinal cord. 29. Results from opening of gated Na channels A) Polarized. B) Depolarized. C) Hyperpolarized. D) None of above. Show Answer Correct Answer: B) Depolarized. 30. Trevor is watching a house be built across the street. There are many things that are going into this house, including a security system. A camera is mounted on the outside of the house and then long cords connect the camera to a computer inside. What are the long cords like? A) Peripheral nervous system. B) Sensory neuron. C) Neuron. D) Central nervous system. Show Answer Correct Answer: A) Peripheral nervous system. 31. Condition in which a defect results in light rays focusing in front of the retina rather than directly on it;causes distant images to appear blurry; nearsightedness A) Tinnitus. B) Neuropathy. C) Myopia. D) Hyperopia. Show Answer Correct Answer: C) Myopia. 32. This component determines the client's ability to focus on a mental task that is expected to be able to be performed by individuals of normal intelligence. A) Orientation. B) Language. C) Memory. D) Attention Span and Calculation. Show Answer Correct Answer: D) Attention Span and Calculation. 33. Which of the following would be most active in a bright environment? A) Cones; pupils constricted. B) Rods; pupils wide open. C) Cones; pupils wide open. D) Rods; pupils constricted. Show Answer Correct Answer: A) Cones; pupils constricted. 34. Long-term memories may improve when A) Impulses reverse direction. B) Axons eliminate the myelin sheath. C) Reactions decrease within cell bodies. D) Dendrites grow or become enlarged. Show Answer Correct Answer: D) Dendrites grow or become enlarged. 35. When many organ systems work together it can form ..... A) Organ system. B) Organism. C) Cells. D) Organ. Show Answer Correct Answer: B) Organism. 36. When Laci sees Trey, her heart starts beating fast, her cheeks blush, and she gets butterflies in her stomach. This response was triggered by which division of her nervous system? A) Parasympathetic. B) Somatic. C) Sympathetic. D) Peripheral. E) Afferent. Show Answer Correct Answer: C) Sympathetic. 37. They are points on a nerve cell that receive information (signals) from other nerve cells. "Tree branches." A) Motor neuron. B) Neurochemical. C) Axon. D) Conclusion. E) Dendrite. Show Answer Correct Answer: E) Dendrite. 38. If you touch something hot and pull your hand away, what tells your hand to pull away? A) Motor neurons. B) Pain neurons. C) Sensory neurons. D) Impulse neurons. Show Answer Correct Answer: C) Sensory neurons. 39. When does your brain stop making connections A) 23-25. B) 30 +. C) 16-17. D) 18-21. Show Answer Correct Answer: A) 23-25. 40. The brain, spinal chord and nerves make up what body system? A) Nervous system. B) Respiratory system. C) Digestive system. D) Cardiovascular system. Show Answer Correct Answer: A) Nervous system. 41. Which way does an impulse travel A) From dendrite to axon and out axon terminal/terminal buttons. B) From axon to axon and out dendrite terminal. C) From axon to dendrite and out axon terminal/terminal buttons. D) From cell body to dendrite and out axon terminal/terminal buttons. Show Answer Correct Answer: A) From dendrite to axon and out axon terminal/terminal buttons. 42. The hypothalamus also controls the coordination of the ..... and the ..... systems A) Nervous and endocrine. B) Sympathetic & parasympathetic. C) Nervous & central. D) Somatic & peripheral nervous. Show Answer Correct Answer: A) Nervous and endocrine. 43. The neuroglial cells that form the myelin sheath (protective axon covering) in the PNS are the ..... A) Microglial cells. B) Oligodendrocytes. C) Astrocytes. D) Schwann cells. Show Answer Correct Answer: D) Schwann cells. 44. The sixth grade of GFMS of 2019 named our classroom skeleton A) Jimmy. B) Carl. C) Mr. Food lab. D) Bob. Show Answer Correct Answer: B) Carl. 45. Part of the nervous system that carries signals from your CNS to only your skeletal muscles: A) Sympathetic nervous system. B) Somatic or voluntary nervous system. C) Efferent nervous system. D) Parasympathetic nervous system. Show Answer Correct Answer: B) Somatic or voluntary nervous system. 46. What is the function of the autonomic nervous system? A) To communicate voluntary (conscious) instructions from the CNS to skeletal muscles, causing contraction. B) To communicate involuntary (subconscious) instructions from the CNS to control heart and glands. Show Answer Correct Answer: B) To communicate involuntary (subconscious) instructions from the CNS to control heart and glands. 47. When joint movement occurs against gravity, the agonist performs which type of contraction? A) Concentric. B) Eccentric. C) Isometric. D) Isotonic. Show Answer Correct Answer: A) Concentric. 48. Scratching an itchy spot on your arm is an example of A) Reflex. B) Integration. C) Sensation. D) Motor output. Show Answer Correct Answer: D) Motor output. 49. What has to be reached before a neurone can fully depolarise? A) Resting potential. B) Refractory period. C) Hyperpolarisation. D) Threshold potential. Show Answer Correct Answer: D) Threshold potential. 50. The pupil gets smaller when there is a lot of light. A) False. B) True. Show Answer Correct Answer: B) True. 51. What does the brain stem control? A) Sounds. B) Planning. C) Involuntary actions like breathing. D) Coordination and movement. Show Answer Correct Answer: C) Involuntary actions like breathing. 52. This type of neuron revieces stimuli from receptor cites in sense organs and carries message toward spinal cord and brain? A) They will bring. B) Afferent. C) Associative. D) None of above. Show Answer Correct Answer: B) Afferent. 53. These types of glial cells are in the PNS, and are known for their myelin sheathing. They can only wrap a small section of the axon at a time. A) Oligodendrocytes. B) Satellite cells. C) Astrocytes. D) Schwann cells. Show Answer Correct Answer: D) Schwann cells. 54. The ..... allows us to constantly, or voluntarily control our skeletal muscles. A) Somatic nervous system. B) Autonomic nervous system. Show Answer Correct Answer: A) Somatic nervous system. 55. Neurons that carry impulses to the brain and spinal cord are called A) Sensory neurons. B) Interneurons. C) Unipolar neurons. D) Motor neurons. Show Answer Correct Answer: A) Sensory neurons. 56. Food is crushed by your ..... as you chew. A) Esophagus. B) Teeth. C) Digestion. D) Mouth. Show Answer Correct Answer: B) Teeth. 57. The largest of the cranial nerves is the ..... A) Fifth cranial nerve. B) Seventh cranial nerve. C) Eleventh cranial nerves. D) None of above. Show Answer Correct Answer: A) Fifth cranial nerve. 58. Stepping outside on a cold day and shivering is an example of my body ..... A) Staying warm. B) Attempting survival. C) Maintaining homeostasis. D) None of above. Show Answer Correct Answer: C) Maintaining homeostasis. 59. THE SPINAL CORD IS PROTECTED BY THE SPINAL COLUMN. A) FALSE. B) TRUE. Show Answer Correct Answer: B) TRUE. 60. Jen went outside for PE and forgot her jacket. she was very cold and had to rely on her musculoskeletal system to keep her warm. How did her muscular skeletal system help her stay warm. A) It produced more oxygen for her to breathe. B) It contracted and released her muscles rapidly causing her to shiver. C) It produced more body hair to keep her warm. D) None of above. Show Answer Correct Answer: B) It contracted and released her muscles rapidly causing her to shiver. 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