This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 402 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 402 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. These types of glial cells are in the CNS. They connect neurons to capillaries and are also used as support. They control the chemical environment around the neuron and help repair if it's injured. A) Oligodendrocytes. B) Ependymal. C) Astrocytes. D) Microglial. Show Answer Correct Answer: C) Astrocytes. 2. Focal point is behind the eyeball A) Myopia. B) Hyperopia. C) Both. D) None of above. Show Answer Correct Answer: B) Hyperopia. 3. Sensory neurons are primarily responsible for which of the following? A) Moving voluntary muscle. B) Activating the fight or flight response. C) Bringing sensory information from the sensory organs to the central nervous system. D) Maintaining the rest or digest response. E) Keeping the heart beating. Show Answer Correct Answer: C) Bringing sensory information from the sensory organs to the central nervous system. 4. Muscle coordination is a function of the A) Medulla oblongata. B) Cerebellum. C) Hypothalamus. D) Thalamus. Show Answer Correct Answer: B) Cerebellum. 5. How can we best describe a nerve impulse? A) An electrical signal that passes along nerve cells called neurones. B) A chemical signal that is transferred to an electrical signal. C) An electrical charge that travels in nerve endings. D) Brain's response to an unfavourable change. Show Answer Correct Answer: A) An electrical signal that passes along nerve cells called neurones. 6. Controls involuntary motor movements A) Autonomic Nervous System. B) Somatic Nervous System. C) Nerves. D) None of above. Show Answer Correct Answer: A) Autonomic Nervous System. 7. How are memories created? A) Complex networks of neurons. B) Weakened connections between synapses. C) Two neurons connected together. D) Complex electrical signals. Show Answer Correct Answer: A) Complex networks of neurons. 8. Diffusion is when molecules ..... A) Are water molecules and move across the cell membrane. B) Move from a gradient of low to high concentration. C) Are pumped across the cell membrane. D) Move from a gradient of high to low concentration. Show Answer Correct Answer: D) Move from a gradient of high to low concentration. 9. What is the slender column of nervous tissue that is continuous with the brain and extends downward through the vertebral canal? A) Vertebral cord. B) Spinal cord. C) Longitudinal cord. D) Brain tail. Show Answer Correct Answer: B) Spinal cord. 10. 3 membranes that over the brain and spinal cord:dura mater, arachnoid mater and pia mater A) Meninges. B) Gray Matter. C) Cerebrum. D) Mucosa. Show Answer Correct Answer: A) Meninges. 11. The largest part of the brain controls higher-order thinking and decision-making and is composed of the right and left hemispheres A) Cerebrum. B) Medulla. C) Cerebellum. D) Neuron. Show Answer Correct Answer: A) Cerebrum. 12. How do hormones travel through the body? A) Bloodstream. B) Intestines. C) Bones. D) None of above. Show Answer Correct Answer: A) Bloodstream. 13. What is the difference between a sensory nerve, and a motor nerve? A) Motor-takes messages from brain to spinal cord (and to rest of body). B) Sensory-brings messages to the brain from the rest of the body. C) Motor-takes messages from the muscles to the brain. D) A and B are correct!. Show Answer Correct Answer: D) A and B are correct!. 14. People with this type of vision can see things clearly when they are up close, but things are blurry far away. A) Myopia. B) Presbyopia. C) Hypermetropia. D) Color blindness. Show Answer Correct Answer: A) Myopia. 15. Type of disease resulting from a degeneration of the dopamine-releasing neurons A) Autoimmune. B) Huntingtons. C) Alzheimer's. D) Parkinson's. Show Answer Correct Answer: D) Parkinson's. 16. Branch of medicine that deals with structures, function, and disorders of nervous sytem A) Neurobiology. B) Neurology. C) Biology. D) Myology. Show Answer Correct Answer: B) Neurology. 17. The sense of touch detects ..... stimuli. A) Electromagnetic. B) Chemical. C) Mechanical. D) PH. Show Answer Correct Answer: C) Mechanical. 18. What is the largest part of the nervous system? A) Brain. B) Central nervous system. C) Peripheral nervous system. D) Spinal cord. Show Answer Correct Answer: B) Central nervous system. 19. Alzheimer's disease affects one's ability to remember and is caused by a lack of the neurotransmitter acetylcholine. Where would you find a neurotransmitter in the nervous system? A) In the cerebrospinal fluid. B) As part of the myelin. C) As the chemical released into synaptic cleft. D) In the cauda equina of the spinal cord. Show Answer Correct Answer: C) As the chemical released into synaptic cleft. 20. The cerebrum has 4 lobes and 3 hemispheres A) True. B) False. Show Answer Correct Answer: B) False. ← 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