This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 772 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 772 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. True or False:We only use about 10% of our brain? A) True. B) False. Show Answer Correct Answer: B) False. 2. The tissues in the ear organ work together to help the ear to do what job? A) Convert sound waves (mechanical stimuli) into a nerve impulse that then goes to the brain. B) Send sound waves (mechanical stimuli) to the brain. C) Send light waves to the brain as a electromagnetic wave. D) None of above. Show Answer Correct Answer: A) Convert sound waves (mechanical stimuli) into a nerve impulse that then goes to the brain. 3. An ear infection that follows a cold has passed from the throat through the auditory tube (Eustachian tube) to the: A) Eardrum. B) Semicircular canals. C) Inner ear. D) Middle ear. E) Outer ear. Show Answer Correct Answer: D) Middle ear. 4. There are billions of neurons in our body that send messages around our body. These neurons are also called A) Veins. B) Nerves. C) Arteries. D) Dendrites. Show Answer Correct Answer: B) Nerves. 5. Station 6:What 2 categories is the Peripheral Nervous System divided into? A) Arm and heart. B) Outside and surrounding. C) Motor and sensory. D) Central and peripheral. Show Answer Correct Answer: C) Motor and sensory. 6. Which of the following motor neurons moves the eyes and conduct impulses to other muscles? A) Optic (II). B) Accessory (XI). C) Abducting (6). D) Trigeminal (B). Show Answer Correct Answer: C) Abducting (6). 7. This structure holds the two hemispheres of the brain together A) Cerebral cortex. B) Callous body. C) Longitudinal fissure. D) Cerebellum. Show Answer Correct Answer: B) Callous body. 8. You are walking around your house when you suddenly stub your toe. You move your foot away and jump in pain. Which branch of the nervous system is at work? A) Somatic Nervous System. B) Autonomic Nervous System. Show Answer Correct Answer: A) Somatic Nervous System. 9. What percentage of your brain does the cerebral cortex make up? A) 75%. B) 80%. C) 88%. D) 8%. Show Answer Correct Answer: B) 80%. 10. What is the function of the epidermis? A) Mixes our skin tone and provides a water barrier. B) Provides water barrier and creates skin tone. C) It's a water barrier and it tone the skin. D) Stops bacteria and fungus from entering the body. Show Answer Correct Answer: D) Stops bacteria and fungus from entering the body. 11. The cranial nerve that regulates the heartbeat A) VII. B) VIII. C) IX. D) X. Show Answer Correct Answer: D) X. 12. The ribcage has a bone in the front called A) Sternum. B) Floating rib. C) Rib. D) None of above. Show Answer Correct Answer: A) Sternum. 13. Which component of some reflex arcs is located entirely within the central nervous system? A) Interneuron. B) Effector. C) Motor Neuron. D) Sensory Neuron. Show Answer Correct Answer: A) Interneuron. 14. Basic unit of nervous system A) Nephron. B) Neuron. C) Cell. D) Tissue. Show Answer Correct Answer: B) Neuron. 15. What part of the nerve contains organelles? A) Axon. B) Dendrite. C) Cell Body. D) Myelin. Show Answer Correct Answer: C) Cell Body. 16. Interictal A) Occurring between seizures or attacks. B) Excision of a nerve. C) Lack of muscle coordination. D) Softening of the spinal cord. Show Answer Correct Answer: A) Occurring between seizures or attacks. 17. Which of the following best describes the order of information processing in a neuron? A) Dendrite, axon, cell body, synaptic terminal. B) Dendrite, cell body, axon, synaptic terminal. C) Dendrite, axon, synaptic terminal, cell body. D) Dendrite, synaptic terminal, cell body, axon. Show Answer Correct Answer: B) Dendrite, cell body, axon, synaptic terminal. 18. Why does it take your body a long time to calm down after you have been scared? A) The parasympathetic system releases epinephrine and it takes awhile for it to be destroyed. B) The sympathetic system releases epinephrine and it takes awhile for it to be destroyed. C) The parasympathetic system releases cortisol and it takes awhile for it to be destroyed. D) The sympathetic system releases cortisol and it takes awhile for it to be destroyed. Show Answer Correct Answer: B) The sympathetic system releases epinephrine and it takes awhile for it to be destroyed. 19. The cytoplasmic extensions of a neuron that carry impulses toward the cell body are A) Chromatophilic substance (Nissl bodies). B) Dendrites. C) Neurofibrils. D) Axons. Show Answer Correct Answer: B) Dendrites. 20. Which lobe of the brain is responsible for hearing? A) Frontal. B) Occipital. C) Temporal. D) Parietal. Show Answer Correct Answer: C) Temporal. ← 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