This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 65 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 65 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What do scientists call the "big picture" of where brain functions are controlled? A) Self-portrait. B) Self-portrait. C) Homunculus. D) None of the above. Show Answer Correct Answer: C) Homunculus. 2. Which of the following statements is most appropriate for reflex actions? A) It is controlled by the brain only. B) It is controlled by the spinal cord only. C) It is controlled by the brain and the message reaches the spinal cord for creating recall. D) It is controlled by the spinal cord and the message reaches the brain for creation of memory. Show Answer Correct Answer: D) It is controlled by the spinal cord and the message reaches the brain for creation of memory. 3. Adrenalin/Epinephrine A) Mellow. B) Sleep. C) Feel Good/Reward. D) Hype. Show Answer Correct Answer: D) Hype. 4. Determine the functions of parasympathetic nerve. A) Dilates pupil, increases heart rate and stimulates salivation. B) Constricts blood vessels, decreases heart rate and inhibits salivation. C) Stimulates salivation, decreases heart rate and constrict pupils. D) Inhibits urination, dilates blood vessels and constricts pupils. Show Answer Correct Answer: C) Stimulates salivation, decreases heart rate and constrict pupils. 5. Which part of the brain controls balance and coordination? A) Medulla. B) Cerebrum. C) Cerebellum. D) None of above. Show Answer Correct Answer: C) Cerebellum. 6. Not including the brain stem, how many lobes make up your brain? A) 3. B) 2. C) 5. D) 1. Show Answer Correct Answer: C) 5. 7. What is the function of the blood-brain barrier? A) To prevent foreign substances from entering the brain. B) To regulate the flow of cerebrospinal fluid. C) To facilitate the entry of medications into the brain. D) To allow all molecules to diffuse across the brain. Show Answer Correct Answer: A) To prevent foreign substances from entering the brain. 8. Hand & arm condition that occurs when the medial nerve and tendons that pass through a canal/tunnel in the wrist are pinched A) Hydrocephalus. B) Carpal tunnel syndrome. C) Paralysis. D) Stroke. Show Answer Correct Answer: B) Carpal tunnel syndrome. 9. Persistent, severe, burning pain that usually follows an injury to a sensory nerve. A) Causalgia. B) Myelography. C) Electroencephalography. D) Meningitis. Show Answer Correct Answer: A) Causalgia. 10. What part of the nervous system contains neurons that interpret signals and send responses? A) Muscle. B) Gland. C) Skin. D) Brain. Show Answer Correct Answer: D) Brain. 11. Identify Letter Q A) Nasopharynx. B) Epiglottis. C) Pharynx. D) Larynx. Show Answer Correct Answer: B) Epiglottis. 12. Which part of the body is involved in the nervous system? A) Brain and spinal cord. B) Heart. C) Lungs. D) None of above. Show Answer Correct Answer: A) Brain and spinal cord. 13. The structures that carry messages toward a neuron's cell body are A) Nerve impulses. B) Dendrites. C) Nerves. D) Axons. Show Answer Correct Answer: B) Dendrites. 14. An example of a chemoreceptor is A) Hair cells. B) Rods and cones. C) Taste buds. D) Pacinian corpuscles. Show Answer Correct Answer: C) Taste buds. 15. Any behavior of an organism that results from an external or internal stimulus. A) Stimulus. B) Response. C) Neurotransmitter. D) Conclusion. Show Answer Correct Answer: B) Response. 16. What is the function of the peripheral nervous system? A) To carry impulses between the body and the central system. B) To build and create new neuron cells. C) To connect neuron cells together into one cohesive unit. D) To read and process impulses sent from the neurons. Show Answer Correct Answer: A) To carry impulses between the body and the central system. 17. An example of an involuntary action is A) Singing. B) Walking. C) Watching tv. D) Blood pumping through your body. Show Answer Correct Answer: D) Blood pumping through your body. 18. A neuron impulse can be categorized as an ion exchange A) False. B) True. Show Answer Correct Answer: B) True. 19. The neurilemma of axons in the peripheral nervous system is formed by A) Oligodendrocytes. B) Satellite cells. C) Schwann cells. D) Microglia. Show Answer Correct Answer: C) Schwann cells. 20. What is another name for a nerve cell? A) Axon. B) Transmitter. C) Connector. D) Neuron. Show Answer Correct Answer: D) Neuron. 21. Single long arm of the neuron A) Dendrite. B) Nucleus. C) Neurilemma. D) Axon. Show Answer Correct Answer: D) Axon. 22. An organism's ability to maintain steady, internal conditions even when outside conditions change. A state of internal balance. A) Instinct. B) Stimulus. C) Conditioning. D) Homeostasis. Show Answer Correct Answer: D) Homeostasis. 23. The Autonomic Nervous System is a branch of what division of the PNS? A) Integration Center. B) Efferent Visceral Division. Show Answer Correct Answer: B) Efferent Visceral Division. 24. The myelin sheath around an axon is made A) Of carbohydrates. B) Of cytoplasm. C) Of ions. D) From Schwann cells. Show Answer Correct Answer: D) From Schwann cells. 25. Are you more left-brained or right-brained? A) Left. B) Right. C) Both. D) None of above. Show Answer Correct Answer: C) Both. 26. The gaps that exist between each myelin sheath cell along the axon. The signals jump from one gap to the next A) Node of Ranvier. B) Axon. C) Dendrite. D) Myelin Sheath. Show Answer Correct Answer: A) Node of Ranvier. 27. About how much does the brain weigh? A) 10 pounds. B) 5 pounds. C) 1 pound. D) 3 pounds. Show Answer Correct Answer: D) 3 pounds. 28. Cranial nerve V, the largest, innervates face and jaw muscles: A) Auditory. B) Trochlear. C) Trigeminal. D) Optic. Show Answer Correct Answer: C) Trigeminal. 29. Pain, tenderness, difficulty moving, swelling and bruising are all symptoms of A) Sprains & strains. B) Poor circulation. C) Cardiac arrest. D) Bone breaks and fractures. Show Answer Correct Answer: A) Sprains & strains. 30. Station 5:What are the functions of the Central Nervous System? A) Interpret information received from all parts of the body. B) Protects the cranium and vertebral column. C) Controls movements. D) Plays a role in spatial relationships. Show Answer Correct Answer: A) Interpret information received from all parts of the body. 31. Which part of the brain controls language? A) Cerebrum. B) Cerebellum. C) Brain stem. D) None of above. Show Answer Correct Answer: A) Cerebrum. 32. Which of the following is responsible for the sensation felt when skin is stretched? A) Ruffini's corpuscles. B) Meissner's corpuscles. C) Merkel's disks. D) Hair follicle receptors. Show Answer Correct Answer: A) Ruffini's corpuscles. 33. What percentage of the calories you take in each day are consumed by your brain? A) 10%. B) 50%. C) 15%. D) 20%. E) 25%. Show Answer Correct Answer: E) 25%. 34. How many ORGANS are in the Nervous System? A) 2. B) 1. C) 4. D) 3. Show Answer Correct Answer: D) 3. 35. This system consists of the brain, spinal cord, and nerves. A) Circulatory. B) Outgrowths. C) Digestive. D) Nervous. Show Answer Correct Answer: D) Nervous. 36. ( ) muscles are muscles that you cannot control. A) Voluntary. B) Involuntary. Show Answer Correct Answer: B) Involuntary. 37. A motor neurone carries impulses from the central nervous system to the effector organs. A) True. B) False. Show Answer Correct Answer: A) True. 38. The ..... is a muscle that controls how much light enters the eye. A) Blind spot. B) Cornea. C) Pupil. D) Iris. Show Answer Correct Answer: D) Iris. 39. This neuron specializes in the transmission of senses such as:sight, smell, taste and hearing. A) Unipolar. B) Bipolar. C) Multipolar. D) None of above. Show Answer Correct Answer: B) Bipolar. 40. Efferent neurons are..... neurons. A) Sensory. B) Connective. C) Arriving. D) Motor. Show Answer Correct Answer: D) Motor. 41. During the transmission of an action potential across a ....., Ca2+ channels open triggering the synaptic vesicles to release ..... to pass the signal to the postsynaptic neuron. A) Synapse, neurotransmitters. B) Cell body, Na2+. C) Cell body, action potentials. D) Synapse, receptors. Show Answer Correct Answer: A) Synapse, neurotransmitters. 42. Which structure contains relay neurones? A) Spinal cord. B) Muscle. C) Gland. D) Conclusion. Show Answer Correct Answer: A) Spinal cord. 43. Which would be an example of a physical change brought on by stress? A) Pupils constrict. B) Increased rate of digestion. C) Reduced salivation. D) Reduced heart rate. Show Answer Correct Answer: C) Reduced salivation. 44. What is the role of neurotransmitters in the synaptic cleft? A) They cause channels to open in the next neuron, continuing the action potential. B) They destroy the receptors on the dendrite. C) They re-uptake proteins into the axon terminal. D) They block the impulse from continuing to the next neuron. Show Answer Correct Answer: A) They cause channels to open in the next neuron, continuing the action potential. 45. The Nervous System is made of A) The milk you drink. B) The grass. C) The structures that control the actions and reactions. D) The structures that support your brainico. Show Answer Correct Answer: C) The structures that control the actions and reactions. 46. A noticeable change in an organism's environment. A) Set point. B) Response. C) Stimulus. D) Control center. Show Answer Correct Answer: C) Stimulus. 47. The primary function of the cerebellum in vertebrates is A) Memory storage. B) Integration of sensory data. C) Control of the heartbeat. D) Temperature control. E) Coordination of motor reflexes. Show Answer Correct Answer: E) Coordination of motor reflexes. 48. You are treating Ralph who damaged his suprascapular nerve in a MVA. Which movement of the shoulder is affected? A) Teres minor. B) Infraspinatus. C) Subscapularis. D) Coracobrachialis. Show Answer Correct Answer: B) Infraspinatus. 49. Select the answer that is in the correct order. A) Stimuli, impulse sent down a neuron chain, brain makes decision, sensory neurons detect a change in the environment, muscles move accordingly. B) Impulse sent to brain, receptors detect information, Motor neurons send an impulse to a muscle group. C) Stimuli, sensory neurons detect information, inter neurons in the brain relay the information, motor neurons send an impulse to a muscle group. D) None of above. Show Answer Correct Answer: C) Stimuli, sensory neurons detect information, inter neurons in the brain relay the information, motor neurons send an impulse to a muscle group. 50. The brainstem is located between the spinal cord and the rest of the brain. Basic functions like ..... are controlled by the brainstem. A) Vision. B) Balance and coordination. C) Thinking and voluntary movement. D) Breathing, heart rate, blood pressure, and swallowing. E) Maintaining body temperature, water balance and metabolism. Show Answer Correct Answer: D) Breathing, heart rate, blood pressure, and swallowing. 51. The deep grooves in the brain are known as ..... A) Sulci. B) Gyri. C) Lobes. D) Fissures. Show Answer Correct Answer: D) Fissures. 52. What is the name of cells that support the cells that send information? A) Neuroglia. B) Neurons. C) Axons. D) Dendrites. Show Answer Correct Answer: A) Neuroglia. 53. Continuous with the spinal cord; consists of the medulla oblongata, the pons, and the midbrain A) Diencephalon. B) Cerebrum. C) Brain stem. D) Cerebellum. Show Answer Correct Answer: C) Brain stem. 54. The two major subsystems of the nervous system are the central neervous system and the A) Peripheral nervous system. B) Somatic nervous system. C) Sympathetic nervous system. D) Autonomic nervous system. Show Answer Correct Answer: A) Peripheral nervous system. 55. The somatic system regulates the blinking A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 56. The brain is made up of how many parts? A) 2. B) 1. C) 4. D) 3. Show Answer Correct Answer: D) 3. 57. What's the smallest part of the nervous system? A) The brain stem. B) The cerebrum. C) The neuron (nerve cell). D) None of above. Show Answer Correct Answer: C) The neuron (nerve cell). 58. Location of the nucleus and source of information for protein synthesis A) Dendrite. B) Collateral axon. C) Cell body. D) Axon. Show Answer Correct Answer: C) Cell body. 59. What happens if the medulla is damaged? A) Loss of muscle coordination and balance. B) Inability to breathe, swallow, or perform basic motor functions. C) Inability to control involuntary functions. D) Loss of learning, memory, and reasoning abilities. Show Answer Correct Answer: B) Inability to breathe, swallow, or perform basic motor functions. 60. The CNS is responsible for all ..... activity. A) Ear. B) Mental. C) Eye. D) Nose. Show Answer Correct Answer: B) Mental. ← 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