This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 181 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 181 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the main control center in an animal body. A) Brain. B) Brain Stem. C) Spinal Cord. D) Nervous System. Show Answer Correct Answer: A) Brain. 2. Effectors may be all of the following EXCEPT: A) Cardiac muscle. B) Glands. C) Smooth muscles. D) Sensory cells. Show Answer Correct Answer: D) Sensory cells. 3. Signaling neuron A) Post-synaptic neuron. B) Presynaptic neuron. C) Motor neurons. D) Axon. Show Answer Correct Answer: B) Presynaptic neuron. 4. When a stimulus is received, what ion channels open first? A) Sodium. B) Potassium. C) Calcium. D) None of above. Show Answer Correct Answer: A) Sodium. 5. Hearing, taste, sound, language, memory A) Parietal lobe. B) Occipital lobe. C) Frontal lobe. D) Temporal lobe. Show Answer Correct Answer: D) Temporal lobe. 6. Which part of the brain stem controls your sleep cycles A) Medulla olongata. B) Hypothalamus. C) Thalamus. D) Pons. Show Answer Correct Answer: D) Pons. 7. What are the types of photoreceptors in the eye? A) Oval bodies shape. B) Rods and cones. C) Triangular shape. D) Irregular shape. Show Answer Correct Answer: B) Rods and cones. 8. Which of these actions would the cerebrum be in charge of? ¿De cuál de estas acciones estaría a cargo el cerebro? A) Recognizing odors. B) Connecting brain halves. C) Maintaining balance. D) Making the heart beat. Show Answer Correct Answer: A) Recognizing odors. 9. The gaps between Schwann cells found at regular intervals in peripheral system neurons are called ..... A) Axon terminals. B) Synaptic clefts. C) Myelin sheaths. D) Nodes of Ranvier. Show Answer Correct Answer: D) Nodes of Ranvier. 10. Cells that form myelin sheath for axons in the CNS A) Astrocytes. B) Microglial cells. C) Ependymal cells. D) Oligodendrocytes. Show Answer Correct Answer: D) Oligodendrocytes. 11. Which of the following activities will cause injury to the human nervous system? A) . B) . C) . D) . Show Answer Correct Answer: A) . 12. The brain and spinal cord form the: A) CNS (Central nervous system). B) PNS (Peripheral nervous system). C) ANS (Autonomic Nervous System). D) None of above. Show Answer Correct Answer: A) CNS (Central nervous system). 13. The root word neur/o means: A) Brain. B) Spinal cord. C) Meninges. D) Nerves. Show Answer Correct Answer: D) Nerves. 14. Which type of sensory receptor is found in the eyes and responds to changes in light levels? A) Photoreceptors. B) Chemoreceptors. C) Mechanoreceptors. D) Thermoreceptors. Show Answer Correct Answer: A) Photoreceptors. 15. The satellite cell of PNS has the same function like ..... of CNS. A) Oligodendrocyte. B) Ependymal cell. C) Microglial cell. D) Astrocyte. Show Answer Correct Answer: D) Astrocyte. 16. This is the groove that separates the insula from the other lobes of the cerebrum. A) Central Sulcus. B) Lateral Fissure. C) Circular Fissure. D) Circular Sulcus. Show Answer Correct Answer: D) Circular Sulcus. 17. Receptors found in your mouth are A) Mechanical receptors. B) Chemical receptors. C) Sound receptors. D) Photoreceptors. Show Answer Correct Answer: B) Chemical receptors. 18. Includes the brain and spinal cord and acts like a traffic cop. A) Peripheral Nervous System. B) Brain Stem. C) Central Nervous System. D) Autonomic Nervous System. Show Answer Correct Answer: C) Central Nervous System. 19. What are the junctions between neurons called? A) Synapses. B) Receptors. C) Stimuli. D) Effectors. Show Answer Correct Answer: A) Synapses. 20. Which two main parts make up the central nervous system? A) Brain and Heart. B) Spinal Cord and Somatic System. C) Brain and Spinal Cord. D) Autonomic and Parasympathetic Systems. Show Answer Correct Answer: C) Brain and Spinal Cord. ← PreviousNext →Related QuizzesScience 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books