This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 215 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 215 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The passing of genetic traits from parent to offspring. A) Heredity. B) Trait. C) Gene. D) Alleles. Show Answer Correct Answer: A) Heredity. 2. How many muscles do we have in our body? A) 350 muscles. B) 650 muscles. C) Thousand muscle. D) None of above. Show Answer Correct Answer: B) 650 muscles. 3. When spinal reflex is activated by the nervous system the brain is involved. A) True. B) False. Show Answer Correct Answer: B) False. 4. True or False. The neurotransmitters received by the dendrite will allow the gated channels to close. This will enable ions to enter and exit the neuron generating an electric signal. A) False. B) True. Show Answer Correct Answer: A) False. 5. Mixed nerves carry message from different parts of the body to the brain or spinal cord A) True. B) False. Show Answer Correct Answer: A) True. 6. A neurotransmitter that has an inhibitory effectcauses postsynaptic neurons to A) Fire. B) Not fire. C) Excitatory. D) Reuptake. Show Answer Correct Answer: B) Not fire. 7. Determine the correct flow of the reflex arcs. A) Receptor, afferent neuron, integration center, efferent neuron, effector. B) Effector, afferent neuron, integration center, efferent neuron, receptor. C) Receptor, efferent neuron, integration center, afferent neuron, effector. D) Effector, efferent neuron, integration center, afferent neuron, receptor. Show Answer Correct Answer: A) Receptor, afferent neuron, integration center, efferent neuron, effector. 8. Sensory reception; includes touch, pain, temperature, balance, and taste A) Occipital. B) Frontal. C) Temporal. D) Parietal. Show Answer Correct Answer: D) Parietal. 9. Sensory receptors found in muscles & tendons, detect degree of stretch A) Stimuli. B) Hormones. C) Proprioceptors. D) Neurotransmitters. Show Answer Correct Answer: C) Proprioceptors. 10. Three protective membranes that surround the brain and spinal cord A) White matter. B) Meninges. C) Gray matter. D) Dendrites. Show Answer Correct Answer: B) Meninges. 11. This part of the brain makes us unique and is our control information processing center? A) Cerebellum. B) Corpus Callosum. C) Cerebrum. D) Hypothalamus. Show Answer Correct Answer: C) Cerebrum. 12. An action potential is ..... A) A traveling wave of depolarization in the neuron membrane. B) A sudden increase in speed by the sodium-potassium pump. C) A brief neutralization of the charges on sodium and potassium ions. D) A sudden reversal of the sodium-potassium pump. E) None of the listed responses is correct. Show Answer Correct Answer: A) A traveling wave of depolarization in the neuron membrane. 13. Involve responses of smooth muscles, the heart, and glands-involve spinal nerves A) Somatic reflexes. B) Reflex arc. C) Visceral reflexes. D) Gray matter. Show Answer Correct Answer: C) Visceral reflexes. 14. Conduct info from the sensory receptors in the various parts of the body to the CNS A) Locomotor. B) Interneuron. C) Motor. D) Sensory. Show Answer Correct Answer: D) Sensory. 15. An involuntary response by the nervous system to a stimulus is a A) Motor response. B) Reflex. C) Smooth muscle. D) Conclusion. Show Answer Correct Answer: B) Reflex. 16. If someone is complaining of numbness, loss of muscle mass, and weakness in the ankle and foot, what could be the possible cause? A) Peroneal nerve damage. B) Sciatic nerve damage. C) Brain damage. D) Spinal cord damage. Show Answer Correct Answer: A) Peroneal nerve damage. 17. The inhibition of cardiac muscle tissue allows for ..... A) Decreased heart rate. B) Increased heart rate. C) Constriction of tracts. D) Dilation of tracts. E) The pulling of bones. Show Answer Correct Answer: A) Decreased heart rate. 18. This cortex of the brain receives and transmits sensory information from the rest of the body. Which part is this describing? A) Sensory cortex. B) Temporal lobe. C) Frontal lobe. D) Motor cortex. Show Answer Correct Answer: A) Sensory cortex. 19. Name the three types of neurons and briefly explain their functions. A) Visual neurons, auditory neurons, and olfactory neurons. B) Receptor neurons, effector neurons, and connector neurons. C) Sensory neurons, motor neurons, and interneurons. D) Brain neurons, spinal neurons, and nerve neurons. Show Answer Correct Answer: C) Sensory neurons, motor neurons, and interneurons. 20. The root word for brain is A) Meninges. B) Encephal/o. C) Dendrites. D) None of above. Show Answer Correct Answer: B) Encephal/o. 21. At synapse axon terminal is expanded into A) Synaptic vesicle. B) Post synaptic neuron. C) End bulb or synaptic knob. D) Presynaptic neuron. Show Answer Correct Answer: C) End bulb or synaptic knob. 22. What is the function of myelin in the nervous system? A) It prevents nerve impulses from occurring. B) It slows down nerve impulses. C) It destroys nerve impulses. D) It helps the nerve impulses to travel more quickly. Show Answer Correct Answer: D) It helps the nerve impulses to travel more quickly. 23. The brain decodes the signals as a sight, sound, smell, taste, touch, or pain A) False. B) True. Show Answer Correct Answer: B) True. 24. How do neurons trasmit a signal:a) down a neuron / b) from neuron to neuron? A) Chemical / b) electrical. B) Electrical / b) chemical. C) Electrical / b) electrical. D) Chemical / b) chemical. Show Answer Correct Answer: B) Electrical / b) chemical. 25. How many lobes does the brain have? A) 4. B) 3. C) 6. D) 5. Show Answer Correct Answer: A) 4. 26. Reflex actions are A) Conscious and slow. B) Automatic and slow. C) Automatic and rapid. D) Conscious and rapid. Show Answer Correct Answer: C) Automatic and rapid. 27. The brain & the spinal cord make up this part of the nervous system. A) Peripheral Nervous System. B) Central Nervous System. C) Nervous System. D) Neurons. Show Answer Correct Answer: B) Central Nervous System. 28. Which of the parts of the brain stem is responsible for sight and sound information A) Midbrain. B) Medulla. C) Forebrain. D) Pons. Show Answer Correct Answer: A) Midbrain. 29. ) Which of the following is caused by repeated blows to the head and body, resulting in damaged neurons and TAU protein deposits and waste build up in brain tissue? A) ) Chronic Traumatic Encephalopathy. B) ) Post Concussion Syndrome. C) ) ALS (Amyotrophic Lateral Sclerosis). D) ) Alzheimer's Disease. Show Answer Correct Answer: A) ) Chronic Traumatic Encephalopathy. 30. This portion of the brain stem is located just above the spinal cord. It regulates vital functions, such as heartbeat and breathing A) Brain stem. B) Pons. C) Medulla o. D) None of above. Show Answer Correct Answer: C) Medulla o. 31. Which lobe is the motor cortex found? A) Parietal. B) Temporal. C) Frontal. D) Occipital. Show Answer Correct Answer: C) Frontal. 32. The major types of cells found in the nervous system A) Neurons and chondrocytes. B) Sarcomeres and osteoblasts. C) Dendrites and axons. D) Neuroglia and neurons. Show Answer Correct Answer: D) Neuroglia and neurons. 33. What happens to your KIDNEYS during FIGHT OR FLIGHT? A) Not much (chill). B) Secrete epinephrine (adrenaline). Show Answer Correct Answer: B) Secrete epinephrine (adrenaline). 34. The portion of the brain stem furthest from the spinal cord is the A) Pons. B) Midbrain. C) Medulla oblongata. D) Thalamus. Show Answer Correct Answer: B) Midbrain. 35. This neuroglia acts as a phagocyte that helps monitor the health of nearby neurons. A) Ependymal Cells. B) Microglia. C) Astrocytes. D) Oligodendrocytes. Show Answer Correct Answer: B) Microglia. 36. Transmits signals between brain and neurons in body A) Frontal cortex. B) Cerebellum. C) Brain stem. D) Spinal Cord. Show Answer Correct Answer: D) Spinal Cord. 37. In myelinated neurons, A) Only continuous conduction can occur. B) The threshold is lower than in unmyelinated neurons. C) An action potential occurs at a neurolemmocyte. D) An action potential occurs at each of node of Ranvier. Show Answer Correct Answer: D) An action potential occurs at each of node of Ranvier. 38. Received the nerve impulse A) Axon terminals. B) Cell body. C) Axon. D) Dendrites. Show Answer Correct Answer: D) Dendrites. 39. In the stimulus-response model, the ..... determine(s) what the body needs to do to maintain homeostasis. A) Control Centre. B) Receptors. C) Response. D) Stimulus. E) Effectors. Show Answer Correct Answer: A) Control Centre. 40. Which division of the nervous system is responsible for understanding sensory input and controlling motor output? A) Parasympathetic Divsion. B) Sommatic Nervous System. C) Autonomic nervous System. D) Central Nervous System. Show Answer Correct Answer: D) Central Nervous System. 41. The vasculated area of skin is the? A) Basal layer. B) Dermis. C) Hypodermis. D) Epidermis. Show Answer Correct Answer: B) Dermis. 42. You´re giving a speech in front of the entire school body A) Parasympathetic nervous system. B) Sympathetic nervous system. Show Answer Correct Answer: B) Sympathetic nervous system. 43. Which of the statements is true of reflexes? A) All reflex signals must go to the brain. B) They require conscious thought. C) They are slow and gradual responses. D) They are involuntary. Show Answer Correct Answer: D) They are involuntary. 44. Area of cerebrum that allows us to physically form the words to speak A) Postcentral Gyrus. B) Precentral Gyrus. C) Broca's Area. D) Wernicke's area. Show Answer Correct Answer: C) Broca's Area. 45. What are the gaps on the myelin sheath called? A) Thresholds. B) Axons. C) Nodes. D) Cell bodies. Show Answer Correct Answer: C) Nodes. 46. Skeletal movements are part of the ..... A) Somatic nervous system. B) PNS. C) CNS. D) Autonomic. Show Answer Correct Answer: A) Somatic nervous system. 47. A major function of the spinal cord is to A) Protect the spinal column. B) Connect the brain and central nervous system. C) Initiate voluntary muscle movements. D) Connect the brain and peripheral nervous system. Show Answer Correct Answer: D) Connect the brain and peripheral nervous system. 48. Of the following, which is NOT a sense organ (used by one of your senses)? A) Ears. B) Tongue. C) Intestine. D) Eyes. Show Answer Correct Answer: C) Intestine. 49. Drugs affect which of the following in the neurotransmitters? A) Enzymes. B) Cytoplasm. C) Dopamine. D) Histamine. Show Answer Correct Answer: C) Dopamine. 50. Which type of foods help strengthen your bones? A) Sugar. B) Dairy. C) Meat. D) Fruit. Show Answer Correct Answer: B) Dairy. 51. The correct medical term for someone who suffers from recurrent seizures is: A) Epilepsy. B) Concussion. C) Meningitis. D) Cerebral palsy. Show Answer Correct Answer: A) Epilepsy. 52. What is the main function of the iris? A) Neurons use a lot of ATP to work sodium-potassium pumps which helps recharge a neuron to its resting potential after an action potential. B) Coordinates muscle action, processes info about body position and posture, controls these by keeping skeletal muscles in state of partial contraction. C) Has muscles attached to it so it can focus light. D) Constricts to let appropriate amount of light in. Show Answer Correct Answer: D) Constricts to let appropriate amount of light in. 53. Would the human body be numb without nerves? A) Yes. B) No. Show Answer Correct Answer: A) Yes. 54. Dendrites are branching extensions of A) Genes. B) Glial cells. C) Chromosomes. D) Neurons. Show Answer Correct Answer: D) Neurons. 55. Nerves that originate from the brain A) Cranial nerves. B) Blood vessels. C) Muscles. D) Ligaments. Show Answer Correct Answer: A) Cranial nerves. 56. What is one main functions? A) Treah. B) Heart. C) Nibra. D) Brain. Show Answer Correct Answer: D) Brain. 57. How long do most neurons survive? A) More than 100 years. B) 50 years. C) A year. D) 120 days. Show Answer Correct Answer: A) More than 100 years. 58. Which of the following is NOT a function of the MOTOR division? A) Rest and Digest. B) Controls voluntary movements. C) Conducts signals to effectors. D) Interpret signals. Show Answer Correct Answer: D) Interpret signals. 59. Another name for motor nerves or pathways is efferent. A) True. B) False. Show Answer Correct Answer: A) True. 60. Division of ANS where ganglia are located closer to spine and postganglionic fibers are longer than preganglionic fibers. A) Sympathetic. B) Somatic. C) Parasympathetic. D) None of above. Show Answer Correct Answer: A) Sympathetic. ← 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