This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 581 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 581 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A key exicitory neurotransmitter that mediates our perception of pain A) Substance P. B) Pain cells. C) Acetylcholine. D) Threshold. Show Answer Correct Answer: A) Substance P. 2. When sound waves cause the eardrum to vibrate, these vibrations are immediately passed on to the three A) Tiny bones. B) Semicircular canals. C) Tiny hairs. D) Cochlea. Show Answer Correct Answer: D) Cochlea. 3. An analyzer is called: A) A) Receptors that perceive irritation. B) B) The area of the cerebral cortex that analyzes the information received. C) C) Nerves transmitting nerve impulses from the receptor to the cerebral cortex area. D) Organ that analyzes internal information of the body. E) A functional system including a, b and c. Show Answer Correct Answer: E) A functional system including a, b and c. 4. Which of the following is the main function of the nervous system? A) To transport nutrients and oxygen throughout the entire body. B) To break down food into nutrient molecules and absorb them. C) To inhale oxygen and exhale carbon dioxide. D) To detect stimuli and respond in order to maintain homeostasis. Show Answer Correct Answer: D) To detect stimuli and respond in order to maintain homeostasis. 5. What does the cerebral cortex consist of? A) Gray matter. B) White matter. C) Pons. D) Medulla oblongata. Show Answer Correct Answer: A) Gray matter. 6. This neuron is only found in the CNS A) Motor. B) Relay. C) Sensory. D) None of above. Show Answer Correct Answer: B) Relay. 7. The correct conduction pathway of a nerve impulse is ..... A) Cell body, axon, dendrites, axon terminal. B) Dendrites, axon, cell body, axon terminal. C) Dendrites, axon terminal, cell body, axon. D) Dendrites, cell body, axon, axon terminal. Show Answer Correct Answer: D) Dendrites, cell body, axon, axon terminal. 8. The part of the neuron that interprets a message and decides what do to with it is called the ..... A) Cell body. B) Nucleus. C) Axon. D) Conclusion. Show Answer Correct Answer: B) Nucleus. 9. Sensations such as pain, pressure, touch, hot and cold A) Frontal. B) Parietal. C) Temporal. D) Occipital. Show Answer Correct Answer: B) Parietal. 10. The connecting piece for the right hemisphere and the left hemisphere is called the ..... A) Amygdala. B) Corpus connector. C) A colloidal body. D) Cortex. Show Answer Correct Answer: C) A colloidal body. 11. The ..... coordinates muscles and helps keep your balance. A) Caribou. B) Cerebrum. C) Cerebellum. D) Chocolate. Show Answer Correct Answer: C) Cerebellum. 12. PRessure receptors are involved in the olfactory sense. A) True. B) False. Show Answer Correct Answer: B) False. 13. How many pairs of Spinal Nerves are in the body? A) 12. B) 31. C) 52. D) 2. Show Answer Correct Answer: B) 31. 14. A nerve impulse is a signal that is transmitted along the membrane of the neuron A) True. B) False. Show Answer Correct Answer: A) True. 15. Nerve cells that cause muscles to move are ..... A) Relay neurone. B) Motor neurone. C) Sensory neurone. D) Brain cells. Show Answer Correct Answer: B) Motor neurone. 16. Action potentials A) Are propagated more rapidly in unmyelinated axons. B) Are able to "jump" between nodes of Ranvier. C) Occur in an all or none fashion. D) Both b and c. E) All of the above. Show Answer Correct Answer: D) Both b and c. 17. It refers to the different species ina particular place or over the Earth A) Species diversity. B) Species richness. C) Species abundance. D) Species evenness. Show Answer Correct Answer: A) Species diversity. 18. Which type of nerves carry information from the brain to other body parts? A) Sensory Nerves. B) Motor Nerves. Show Answer Correct Answer: B) Motor Nerves. 19. When an neuron receives a sufficiently strong stimulus, what happens first? A) The Na+/K+ resets the membrane potential. B) Na+ gates open causing the cell to depolarize. C) K+ gates open causing the cell to repolarize. D) Ca+ gates open causing the neuron to release a neurotransmitter. Show Answer Correct Answer: B) Na+ gates open causing the cell to depolarize. 20. Sodium goes ..... the cell whereas Potassium goes ..... the cell A) Into, outside of. B) Outside of, into. C) Around, into. D) Into, into. Show Answer Correct Answer: A) Into, outside of. ← 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