This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 735 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 735 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The Trendelenburg gait pattern is often seen in patients with hip abductor weakness and is characterized by: A) Leaning to the affected side during stance. B) Exaggerated arm swing. C) Rapid and uncontrolled leg movements. D) Slow and deliberate steps. Show Answer Correct Answer: A) Leaning to the affected side during stance. 2. Which lobe of the cerebrum is responsible for the sense of hearing? A) Frontal. B) Parietal. C) Temporal. D) Occipital. Show Answer Correct Answer: C) Temporal. 3. Which of the following best describes the relationship between sensory input, integration, and motor output in the nervous system? A) They function independently without affecting each other. B) They are part of a feedback loop similar to a receptor, control center, and effector. C) They are unrelated processes that occur in different parts of the body. D) They are all processes that occur within the brain only. Show Answer Correct Answer: B) They are part of a feedback loop similar to a receptor, control center, and effector. 4. What is the primary cause of hearing loss? A) Lesion in the outer or middle ear. B) Clouding of the lens of the eye. C) Conduction of vibrations in the inner ear. D) Inflammation. Show Answer Correct Answer: A) Lesion in the outer or middle ear. 5. A bundle of nerve fibers (neurons) in the CNS is called a nerve ..... A) Ganglia. B) Astrocyte. C) Tract. D) Neuroglia. Show Answer Correct Answer: C) Tract. 6. Nerves that originate from the spinal cord. A) Brain cells. B) Spinal nerves. C) Muscles. D) Blood vessels. Show Answer Correct Answer: B) Spinal nerves. 7. The bone marrow makes ..... cells. A) Blood. B) Cancer. C) Large. D) Normal. Show Answer Correct Answer: A) Blood. 8. What system uses signals from the brain to provide movement for the human body? A) Cardiovascular system. B) Skeletal system. C) Nervous system. D) Muscular system. Show Answer Correct Answer: D) Muscular system. 9. We have..... sense organs. A) 10. B) 5. C) 3. D) None of above. Show Answer Correct Answer: B) 5. 10. Select the dendrites electrical signal A) Graded Potential. B) Action Potential. C) They have no electrical signal. D) None of above. Show Answer Correct Answer: A) Graded Potential. 11. To transmit nerve impulses from one cell to another. This process is called synapse, from one nerve fiber to another nerve fiber of another cell. A) The end of one axon sends dendrites to another cell. B) The tip of one axon sends a signal to another axon. C) The tip of one dendrite sends a dendrite to another cell. D) One cell body sends dendrites to another cell. Show Answer Correct Answer: A) The end of one axon sends dendrites to another cell. 12. Someone who is farsighted might ..... A) Have trouble seeing faraway objects. B) Have a lens that is too thick. C) Have a lens that is too round. D) Have trouble seeing nearby objects. Show Answer Correct Answer: D) Have trouble seeing nearby objects. 13. What is the role of efferent neurons? A) They carry impulses toward the CNS. B) They carry impulses away from the CNS. C) They connect afferent and efferent neurons. D) They regulate the speed of impulse transmission. Show Answer Correct Answer: B) They carry impulses away from the CNS. 14. They relax airways. A) Sympathetic nerves. B) Parasympathetic nerves. Show Answer Correct Answer: A) Sympathetic nerves. 15. Ridge on surface of cerebrum A) Gyrus (convolution). B) Diencephalon. C) Cerebral Cortex. D) Central Sulcus. Show Answer Correct Answer: A) Gyrus (convolution). 16. Messages carried throughout the body by nerves are called A) Cell Body Reactions. B) Nerve Impulses. C) Axon Traffic. D) None of above. Show Answer Correct Answer: B) Nerve Impulses. 17. Air travels through the ..... to the lungs. A) Diaphragm. B) Trachea. C) Arteries. D) Neurons. Show Answer Correct Answer: B) Trachea. 18. What helps warn us and protect us? A) Nerves. B) Reflexes. C) Both a and b. D) None of above. Show Answer Correct Answer: B) Reflexes. 19. With a reflex action, where is the impulse carried to be processed more quickly (to reduce the amount of damage to the body in a reflex arc)? A) Brain. B) Spinal Cord. C) Brainstem. D) None of above. Show Answer Correct Answer: B) Spinal Cord. 20. A threshold refers to A) A neural impulse. B) A level of stimulation needed to trigger a neuron. C) A period of brief resting pauce after a neuron has fired. D) The junction between the axon and the dendrite. Show Answer Correct Answer: B) A level of stimulation needed to trigger a neuron. ← 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