This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 227 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 227 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the main function of the rods in the eye? (a) A) A vision in dim light. B) Accommodation for near vision. C) Color vision. D) Depth perception. Show Answer Correct Answer: A) A vision in dim light. 2. Which part of the brain is responsible for controlling muscular activity? A) Cerebrum. B) Hypothalamus. C) Cerebellum. D) Medulla. Show Answer Correct Answer: C) Cerebellum. 3. How many categories does the motor function of the peripheral nervous system have A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 4. What is #2 in the diagram A) Repolarization. B) Depolarization. C) Resting potential. D) Threshold. Show Answer Correct Answer: B) Depolarization. 5. What are two of the major organs that are a part of the nervous system? A) Veins and arteries. B) Ganglion and diaphragm. C) Spinal cord and brain. D) Converse and Vans. Show Answer Correct Answer: C) Spinal cord and brain. 6. ..... nerves control our muscles and allow for movement. A) Sensory. B) Motor. C) Autonomic. D) None of above. Show Answer Correct Answer: B) Motor. 7. Four statements are given.Which of the following options correctly describes the events that occur at a synapse? A) 1 $\rightarrow$ 2 $\rightarrow$ 3 $\rightarrow$ 4. B) 2 $\rightarrow$ 4 $\rightarrow$ 1 $\rightarrow$ 3. C) 2 $\rightarrow$ 1 $\rightarrow$ 4 $\rightarrow$ 3. D) 3 $\rightarrow$ 1 $\rightarrow$ 4 $\rightarrow$ 2. Show Answer Correct Answer: D) 3 $\rightarrow$ 1 $\rightarrow$ 4 $\rightarrow$ 2. 8. Glial cell that forms the myelin sheath for axons in the PNS A) Neurofibril. B) Schwann cell. C) Ranvier cell. D) Microglial cell. Show Answer Correct Answer: B) Schwann cell. 9. The cranium consists of the ..... that that form the ..... part of the skull A) Brain, upper. B) Brain, lower. C) Spinal cord, upper. D) Spinal cord, lower. Show Answer Correct Answer: A) Brain, upper. 10. Olfactory nerve function to what ..... A) Sense of taste. B) Sense of Touch. C) Sense of smell. D) Sense of pain. Show Answer Correct Answer: C) Sense of smell. 11. An automatic movement in response to a stimulus is A) A reflex. B) A neuron. C) A sensory neuron. D) Conclusion. Show Answer Correct Answer: A) A reflex. 12. Which lobe is responsible for processing visual information? A) Frontal lobe. B) Temporal lobe. C) Occipital lobe. D) Parietal lobe. Show Answer Correct Answer: C) Occipital lobe. 13. The nervous system is best described by which of the following: A) Maintains homeostasis. B) Detects changes, makes decisions, stimulates muscles and glands to respond, and maintains homeostasis. C) Causes changes, detects decisions, stimulates muscles and glands to respond, and maintains homeostasis. D) Makes decisions. Show Answer Correct Answer: B) Detects changes, makes decisions, stimulates muscles and glands to respond, and maintains homeostasis. 14. A threshold stimulus is? A) The minimum amount of stimulus needed to trigger an action potential. B) The movement of negative ions into the axon to trigger an action potential. C) The outflow of positive potassium ions to reset the neuron. D) None of above. Show Answer Correct Answer: A) The minimum amount of stimulus needed to trigger an action potential. 15. The gap into which neurotransmitters are released by the arrival of an impulse is called A) Gap junction. B) Synaptic cleft. C) Postsynaptic membrane. D) Presynaptic membrane. E) Impulse channel. Show Answer Correct Answer: B) Synaptic cleft. 16. What is the role of the nervous system in the body A) To protect other organs and tissues. B) To send messages using blood cells. C) To gather & respond to information. D) To transport oxygen and carbon dioxide. Show Answer Correct Answer: C) To gather & respond to information. 17. Region of brain which understands language A) Somatosensory. B) Primary motor. C) Broca's area. D) Wernicke's area. E) Medulla oblongata. Show Answer Correct Answer: D) Wernicke's area. 18. The compact area of a nerve cell that constitutes the nucleus and surrounding cytoplasm, excluding the axons and dendrites. A) Sensory neuron. B) Motor neuron. C) Nerve impulse. D) Cell body. Show Answer Correct Answer: D) Cell body. 19. The ..... is the control center of the body. The central nervous system relays messages, processes information, and analyzes information. A) Central nervous system. B) Parasympathetic nervous system. C) Autonomic nervous system. D) Somatic nervous system. Show Answer Correct Answer: A) Central nervous system. 20. The impulse causes the release of what, at the synapse? A) Adrenalin. B) Transmitter substance (neurotransmitters). C) Glucose. D) Growth hormone. Show Answer Correct Answer: B) Transmitter substance (neurotransmitters). ← 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