This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 994 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 994 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This neuron part receives messages from other neurons. A) Cell Body. B) Axon. C) Dendrites. D) Myelin Sheath. Show Answer Correct Answer: C) Dendrites. 2. Name the nerves which are carrying messages from the brain or spinal cord to other parts of the body. A) Sensory nerves. B) Motor nerves. C) Mixed nerves. D) None of above. Show Answer Correct Answer: B) Motor nerves. 3. PD causes a person to have epileptic seizures A) True. B) False. Show Answer Correct Answer: B) False. 4. Which neurotransmitter is part of your fight or flight system and is more commonly known as adrenaline? A) Acetylcholine. B) Dopamine. C) Serotonin. D) Epinephrine. Show Answer Correct Answer: D) Epinephrine. 5. Which part of the brain is primarily responsible for processing sensory information? A) Cerebellum. B) Medulla oblongata. C) Cerebrum. D) Hypothalamus. Show Answer Correct Answer: C) Cerebrum. 6. Controls the size of the pupil A) Ciliary Body. B) Extrinsic Eye Muscles. C) Suspensory Ligaments. D) Optic Nerve. E) Iris. Show Answer Correct Answer: E) Iris. 7. Which neurons conduct impulses from the CNS to effectors in the PNS? A) Sensory neurons. B) Interneurons. C) Motor neurons. D) None of above. Show Answer Correct Answer: C) Motor neurons. 8. Central nervous system disorder in which the activity of the neural cells in the brain becomes disrupted, causing seizures, unusual sensations, repeated twitching of the limbs, often accompanied by loss of consciousness A) Tinnitus. B) Guillain-Barre syndrome. C) Bell's palsy. D) Epilepsy. Show Answer Correct Answer: D) Epilepsy. 9. Nerve fibers in the neuron that carries impulses toward the cell body: A) Axon. B) Dendrite. C) Nucleus. D) Myelin sheath. Show Answer Correct Answer: B) Dendrite. 10. Clusters of neurone cell bodies located outside the CNS are called ..... A) Neurocord. B) Spinal nerves. C) White matter. D) Ganglia. Show Answer Correct Answer: D) Ganglia. 11. A toothache causes pain because: A) You have a hole in your tooth. B) Tiny bits of food are stuck in between your teeth. C) The tooth has nerves, which send a pain message to the brain. D) Bacteria produce an acid which causes the pain. Show Answer Correct Answer: C) The tooth has nerves, which send a pain message to the brain. 12. What sense does your occipital lobe control? A) Sight. B) Understanding speech and sounds. C) Touch. D) Smell. Show Answer Correct Answer: A) Sight. 13. Stimulatory binding of NT's at a neuron-neuron chemical synapse allows for the opening of ..... channels A) Ligand gated Na. B) Voltage gated Na. C) Mechanically gated Na. D) Ligand gated Cl. E) Voltage gated Ca. Show Answer Correct Answer: A) Ligand gated Na. 14. A resting membrane potential for a neuron is what? A) 0 mV. B) -70 mV. C) -90 mV. D) 30 mV. Show Answer Correct Answer: B) -70 mV. 15. What is the main role of sensory neurons in the nervous system? A) To transmit signals from the CNS to muscles. B) To process information in the brain. C) To carry information from sensory receptors to the CNS. D) To support and nourish neurons. Show Answer Correct Answer: C) To carry information from sensory receptors to the CNS. 16. Messages transfer ..... across the neuron. A) Chemically. B) Electrically. Show Answer Correct Answer: B) Electrically. 17. WHAT CONNECTS THE BRAIN TO THE REST OF THE BODY? A) THE HEAD AND THE SKULL. B) THE MUSCULAR TISSUE. C) THE NERVES. D) THE SPINAL CORD. Show Answer Correct Answer: D) THE SPINAL CORD. 18. Which part of the neuron receives information from other neurons? A) Axon. B) Dendrite. C) Cell body. D) Nucleus. Show Answer Correct Answer: B) Dendrite. 19. An example of DISTANCE cell communication is: A) White blood cells bumping into each other sharing antigen info. B) Neurons communicating across a synapse. C) Hormones traveling through the blood stream to target tissues. D) None of above. Show Answer Correct Answer: C) Hormones traveling through the blood stream to target tissues. 20. I use my ears to hear loud and ..... sounds. A) Quiet. B) Colours. C) Soft. D) Bad. Show Answer Correct Answer: A) Quiet. ← PreviousNext →Related QuizzesNervous System Quiz 1Nervous System Quiz 2Nervous System Quiz 3Nervous System Quiz 4Nervous System Quiz 5Nervous System Quiz 6Nervous System Quiz 7Nervous System Quiz 8Nervous System Quiz 9Nervous System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books