This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 685 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 685 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The brain decodes the signals as a sight, sound, smell, taste, touch, or pain A) True. B) False. Show Answer Correct Answer: A) True. 2. How do neurons trasmit a signal:a) down a neuron / b) from neuron to neuron? A) Electrical / b) chemical. B) Chemical / b) electrical. C) Chemical / b) chemical. D) Electrical / b) electrical. Show Answer Correct Answer: A) Electrical / b) chemical. 3. How many lobes does the brain have? A) 5. B) 4. C) 6. D) 3. Show Answer Correct Answer: B) 4. 4. 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. 5. Which of the following is NOT true of reflexes? A) They are automatic and do not require consciousness. B) Many, like the "pull away your hand" or "jerk your knee" reaction, originate in the spinal cord. C) Most occur before you even think about it. D) They originate in the brain and are voluntary. E) Many are evolved reactions meant to keep the body safe. Show Answer Correct Answer: D) They originate in the brain and are voluntary. 6. The brain & the spinal cord make up this part of the nervous system. A) Central Nervous System. B) Peripheral Nervous System. C) Nervous System. D) Neurons. Show Answer Correct Answer: A) Central Nervous System. 7. Which of the parts of the brain stem is responsible for sight and sound information A) Pons. B) Medulla. C) Midbrain. D) Forebrain. Show Answer Correct Answer: C) Midbrain. 8. ) 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) ) Alzheimer's Disease. B) ) ALS (Amyotrophic Lateral Sclerosis). C) ) Post Concussion Syndrome. D) ) Chronic Traumatic Encephalopathy. Show Answer Correct Answer: D) ) Chronic Traumatic Encephalopathy. 9. 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. 10. Which lobe is the motor cortex found? A) Frontal. B) Temporal. C) Parietal. D) Occipital. Show Answer Correct Answer: A) Frontal. 11. 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. 12. What happens to your KIDNEYS during FIGHT OR FLIGHT? A) Secrete epinephrine (adrenaline). B) Not much (chill). Show Answer Correct Answer: A) Secrete epinephrine (adrenaline). 13. The portion of the brain stem furthest from the spinal cord is the A) Medulla oblongata. B) Pons. C) Midbrain. D) Thalamus. Show Answer Correct Answer: C) Midbrain. 14. This neuroglia acts as a phagocyte that helps monitor the health of nearby neurons. A) Astrocytes. B) Microglia. C) Ependymal Cells. D) Oligodendrocytes. Show Answer Correct Answer: B) Microglia. 15. Transmits signals between brain and neurons in body A) Brain stem. B) Spinal Cord. C) Cerebellum. D) Frontal cortex. Show Answer Correct Answer: B) Spinal Cord. 16. In myelinated neurons, A) An action potential occurs at a neurolemmocyte. B) An action potential occurs at each of node of Ranvier. C) Only continuous conduction can occur. D) The threshold is lower than in unmyelinated neurons. Show Answer Correct Answer: B) An action potential occurs at each of node of Ranvier. 17. Received the nerve impulse A) Dendrites. B) Cell body. C) Axon. D) Axon terminals. Show Answer Correct Answer: A) Dendrites. 18. In the stimulus-response model, the ..... determine(s) what the body needs to do to maintain homeostasis. A) Control Centre. B) Receptors. C) Effectors. D) Stimulus. E) Response. Show Answer Correct Answer: A) Control Centre. 19. Which division of the nervous system is responsible for understanding sensory input and controlling motor output? A) Parasympathetic Divsion. B) Autonomic nervous System. C) Central Nervous System. D) Sommatic Nervous System. Show Answer Correct Answer: C) Central Nervous System. 20. The vasculated area of skin is the? A) Dermis. B) Epidermis. C) Hypodermis. D) Basal layer. Show Answer Correct Answer: A) Dermis. ← 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