This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Nervous System – Quiz 287 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 287 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Neurons that carry outgoing information from the brain and spinal cord to muscles to make an action happen A) Sensory Neuron. B) Interneuron. C) Motor Neuron. D) None of above. Show Answer Correct Answer: C) Motor Neuron. 2. The right hemisphere of your brain controls ..... A) The right side of your body. B) The entire brain. C) The left side of your body. D) Your entire body. Show Answer Correct Answer: C) The left side of your body. 3. What part of the nervous system is responsible for input? A) Central Nervous System. B) Peripheral Nervous System. C) Both!. D) None of above. Show Answer Correct Answer: B) Peripheral Nervous System. 4. What is the enzyme that breaks down excess acetylcholine (ACh) in the synapse? A) Acetic acid. B) Acetylcholinesterase. C) Acetylcholinerase. D) Choline. Show Answer Correct Answer: B) Acetylcholinesterase. 5. Myelin is a lipid insulation produced by the ..... A) Oligodendrocytes. B) Microglia. C) Ependymal cells. D) Astrocytes. Show Answer Correct Answer: A) Oligodendrocytes. 6. The autonomic NS is A) Involuntary. B) Voluntary. Show Answer Correct Answer: A) Involuntary. 7. What is the black part of the eye called? A) Retina. B) Pupil. C) Iris. D) Nerve. Show Answer Correct Answer: B) Pupil. 8. What type of neuron connects one neuron to another neuron? A) Motor Neurons. B) Sensory Neurons. C) Interneurons. D) Glial Cells. Show Answer Correct Answer: C) Interneurons. 9. You're giving a speech in front of the class. Which part of the nervous system would most likely be activated? A) Parasympathetic. B) Sympathetic. Show Answer Correct Answer: B) Sympathetic. 10. What is the function of the humors in the eye? A) To hold the shape of the eye. B) To protect the eye from injuries. C) To provide nutrients to the eye. D) To enable the eye to see colors. Show Answer Correct Answer: A) To hold the shape of the eye. 11. These cover axons and act as insulation to electrical signals. A) Soma. B) Dendrites. C) Myelin Sheaths. D) Synapses. Show Answer Correct Answer: C) Myelin Sheaths. 12. Choose the one which is not a synaptic vesicles A) Amino Acids. B) Amines. C) Peptides. D) None of above. Show Answer Correct Answer: C) Peptides. 13. This part of the brain is the second largest part of the brain. It is specifically responsible for balance, posture, and movement coordination. A) Skull. B) Cerebrum. C) Brain stem. D) Cerebellum. Show Answer Correct Answer: D) Cerebellum. 14. Which part of the brain controls your heartbeat? A) Cerebrum. B) Hypothalamus. C) Callous body. D) Medulla oblongata. Show Answer Correct Answer: D) Medulla oblongata. 15. Which is the correct sequence of the components of a reflex arc A) Receptors, spinal cord, sensory neuron, motor neuron, muscle. B) Receptors, motor neuron, spinal cord, sensory neuron, muscle. C) Receptors, muscle, sensory neuron, motor neuron, spinal cord. D) Receptors, sensory neuron, spinal cord, motor neuron, muscle. Show Answer Correct Answer: D) Receptors, sensory neuron, spinal cord, motor neuron, muscle. 16. What is the main component of the white matter of the brain of higher vertebrates? (General Subject 57) A) Dendrite. B) Cell bodies. C) Dendrite and cell bodies. D) Myelinated axons. E) Nonmyelinated axons. Show Answer Correct Answer: D) Myelinated axons. 17. Which of the following tracts send proprioceptive information from the upper extremities to the cerebellum? A) Lateral spinocerebellar tracts. B) Anterior spinocerebellar tracts. C) Medial spinocerebellar tracts. D) Posterior spinocerebellar tracts. Show Answer Correct Answer: C) Medial spinocerebellar tracts. 18. Control center of the body (includes brain and spinal cord) A) Feet. B) Heart. C) Central nervous system. D) Skull. Show Answer Correct Answer: C) Central nervous system. 19. Imagine Kai, Ava, and Benjamin are on a thrilling adventure inside the human body. They come across an 'Axon'. What is it that they have discovered? A) A bundle of nerve fibers. B) A path that carries impulses away from the cell body. C) Cells that carry information through the nervous system. D) A new brand of body spray for dudes. Show Answer Correct Answer: B) A path that carries impulses away from the cell body. 20. Which part of the brain controls body temperature, hunger, thirst, sleep, and circadian rhythms? A) Occipital Lobe. B) Parietal Lobe. C) Hypothalamus. D) Amygdala. Show Answer Correct Answer: C) Hypothalamus. 21. This is part of the brain that controls our Voluntary movement, balance and posture A) Thalamus. B) Pons. C) Cerebellum. D) Cerebrum. Show Answer Correct Answer: C) Cerebellum. 22. Which of the following is NOT a function of the muscular system? A) To allow our heart to beat. B) To allow us to move our arms and legs. C) To store minerals. D) To push food through our digestive system. Show Answer Correct Answer: C) To store minerals. 23. Which is not apart of the nervous system? A) Cranium. B) Cerebellum. C) Brain. D) Cranial nerves. Show Answer Correct Answer: A) Cranium. 24. Stronger stimuli result in A) More frequent action potentials. B) Stronger action potentials. Show Answer Correct Answer: A) More frequent action potentials. 25. The vital functions like breathing are controlled by the A) Midbrain. B) Pons. C) Medulla oblongata. D) Spinal cord. Show Answer Correct Answer: C) Medulla oblongata. 26. Central nervous system is the one that analyze, integrate and process sensory information while the Peripheral nervous system is the one that relays the information between the CNS and the rest of the body. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 27. What is the major risk factor for stroke? A) Family history of storke. B) Diabetes. C) High blood pressure. D) Obesity. Show Answer Correct Answer: C) High blood pressure. 28. WHICH PART OF THE NERVOUS SYSTEM CONTROLS THE BODY A) BRAIN. B) NEURONS. C) SPINAL CORD. D) NERVES. Show Answer Correct Answer: A) BRAIN. 29. What is a lowered level of consciousness marked by listlessness, drowsiness, and apathy? A) Epilepsy. B) Syncope. C) Lethargy. D) Stupor. Show Answer Correct Answer: C) Lethargy. 30. The central nervous consists of what? A) Brain and Spinal cord. B) Spinal and Cranial Nerves. C) Afferent and Efferent pathways. D) Somatic and Autonomic nervous systems. Show Answer Correct Answer: A) Brain and Spinal cord. 31. What is the primary function of the autonomic nervous system? A) To control skeletal muscle activity. B) To regulate involuntary functions, such as heart rate and digestion. C) To process sensory information. D) To coordinate voluntary movements. Show Answer Correct Answer: B) To regulate involuntary functions, such as heart rate and digestion. 32. Someone drops a book on the floor and it makes a loud noise. At that time you turn and look at the person who dropped the book. The loud noise is an example of a- A) Stimulus. B) Response. C) Tropism. D) None of above. Show Answer Correct Answer: A) Stimulus. 33. An automatic response to a stimulus that does not involve conscious thought. A) Effectors. B) Reflex. C) Relay neurone. D) Stimulus. Show Answer Correct Answer: B) Reflex. 34. What are the functional cells of the nervous system called that transmit information A) Astrocytes. B) Nerve cells. C) Glial cells. D) Neurons. Show Answer Correct Answer: D) Neurons. 35. How many nerve cells does the brain contain? A) 86 million. B) 100 billion. C) 100 million. D) 86 billion. Show Answer Correct Answer: B) 100 billion. 36. What is the name of the neuroglia that help with forming the myelin sheath in the CNS? A) Oligodendrocytes. B) Satellite cells. C) Shwann cells. D) Myelin sheath. Show Answer Correct Answer: A) Oligodendrocytes. 37. What is the place a neuron transfers an impulse to another cell? A) Impulse. B) Stimuli. C) Conclusion. D) Threshold. Show Answer Correct Answer: C) Conclusion. 38. What does the term "Sensing" refer to in the context of the nervous system? A) The process of moving muscles in response to stimuli. B) Sensory cells translating stimuli (chemical, electromagnetic, mechanical) into action potentials. C) The transmission of signals to the brain for interpretation. D) The cognitive recognition of different smells. Show Answer Correct Answer: B) Sensory cells translating stimuli (chemical, electromagnetic, mechanical) into action potentials. 39. The association of sensation with emotion occurs in the ..... A) Cerebellum. B) Medulla oblongata. C) Hypothalamus. D) Thalamus. Show Answer Correct Answer: D) Thalamus. 40. The threshold potential is A) -55mV. B) -70mV. C) -90mV. D) None of above. Show Answer Correct Answer: A) -55mV. 41. Which is a characteristic of the parasympathetic division in the autonomic system? A) Dilation of the pupil. B) Contraction of bladder. C) Speeds up heart rate. D) Pupil dilation. Show Answer Correct Answer: B) Contraction of bladder. 42. What is the effect of inhibitory neurotransmitters on the postsynaptic membrane? A) Reaching threshold potential. B) No effect. C) Hyperpolarization. D) Depolarization. Show Answer Correct Answer: C) Hyperpolarization. 43. Muscles are connected to bones by an elastic-like (stretchy) strap called a ..... A) Tendon. B) Joint. C) Muscle. D) Bone. Show Answer Correct Answer: A) Tendon. 44. What is the primary role of the nervous system in the body? A) To serve as the master control center. B) To transport nutrients. C) To produce hormones. D) To provide structural support. Show Answer Correct Answer: A) To serve as the master control center. 45. Holds nerve fibers together, and, more important, produces the myelin sheath around axons in the CNS. A) Norepinephrine. B) Parasympathetic system. C) Oligodendroglia. D) Node of Ranvier. Show Answer Correct Answer: C) Oligodendroglia. 46. A stimulus that changes a postsynaptic neuron's membrane from resting potential to-85 mV is a(n) ..... stimulus. A) Excitatory. B) Inhibitory. C) Depolarizing. D) Saltatory. Show Answer Correct Answer: B) Inhibitory. 47. Pierre Flourens discovered that different areas of the brain were responsible for different functions by: A) Localising areas of pigeons' and rabbits' brains and studying the effects. B) Talking with individuals who had suffered a brain injury. C) Localising areas of human brains. D) Teaching animals to do different things. Show Answer Correct Answer: A) Localising areas of pigeons' and rabbits' brains and studying the effects. 48. Which part of the brain controls feelings, personality, and complex thought? A) Brain Stem. B) Cerebellum. C) Parietal Lobe. D) Frontal Lobe. Show Answer Correct Answer: D) Frontal Lobe. 49. How many sense organs do we have? A) 1000. B) 1000000. C) 5. D) 6. Show Answer Correct Answer: C) 5. 50. The protective myelin covering of axons of the peripheral nervous system are made by the A) Axon hillock. B) Schwann cells. C) Nodes of Ranvier. D) Myocytes. Show Answer Correct Answer: B) Schwann cells. 51. What three primary colors of light are detected by your cones? A) Green, red, and blue. B) Black, gray, and white. C) Blue, red, and yellow. D) Blue, green, and purple. E) Cyan, magenta, and yellow. Show Answer Correct Answer: A) Green, red, and blue. 52. This cell is found in the CNS, is spider-like in appearance, and is phagocytic. A) Oligodendrocyte cell. B) Astrocyte cell. C) Microglia cell. D) Ependymal cell. Show Answer Correct Answer: C) Microglia cell. 53. In a neuron, impulses move A) From cell body to dendrite. B) From axon to cell body. C) From dendrite to axon. D) From synapse to axon. Show Answer Correct Answer: C) From dendrite to axon. 54. Which of these is NOT a response of the sympathetic nervous system? A) Sweat glands release less. B) Heart rate increases. C) Muscles tense. D) Blood vessels to muscles dilate. Show Answer Correct Answer: A) Sweat glands release less. 55. What do you rely on to help you experience the world around you and to keep you safe? A) Air. B) Sunlight. C) Senses. D) None of the above. Show Answer Correct Answer: C) Senses. 56. Which part of the eye holds the lens in place? A) Ciliary muscles. B) Retina. C) Cornea. D) Pupil. Show Answer Correct Answer: A) Ciliary muscles. 57. During a relative refractory period: A) The action potential cannot be initiated. B) A resting potential exists. C) The cell membrane is impermeable to Na+ and K+. D) The action potential can be initiated with a strong stimulus. Show Answer Correct Answer: D) The action potential can be initiated with a strong stimulus. 58. What does a sensory neuron do? A) Carries messages from the body to the brain. B) Carries signals from the brain to the organs and other tissues. C) Serves as a link between other neurons. D) None of above. Show Answer Correct Answer: B) Carries signals from the brain to the organs and other tissues. 59. What is found in the ear that converts mechanical (sound) stimuli into a nerve impulse? A) Receptor cells. B) Sensory organs. C) Senses. D) None of above. Show Answer Correct Answer: A) Receptor cells. 60. Which 2 senses use chemicals to interpret information? A) Taste and smell. B) Taste and touch. C) Sight and hearing. D) Hearing and smell. Show Answer Correct Answer: A) Taste and smell. ← 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