This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 671 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 671 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which mineral helps your bone stay hard and strong? A) Calcium. B) Oxygen. C) Carbon Dioxide. D) Vitamin K. Show Answer Correct Answer: A) Calcium. 2. Part of the autonomic nervous system, ganglia are connected to the thoracic and lumbar regions of the spinal cord, functions as an emergency system. A) Sensory neuron. B) Serotonin. C) Sympathetic system. D) None of above. Show Answer Correct Answer: C) Sympathetic system. 3. Controls vital functions such as breathing and heart rate A) Diencephalon. B) Frontal Lobe. C) Brain Stem. D) Cerebellum. Show Answer Correct Answer: C) Brain Stem. 4. What is the function of the lacrimal gland in the eye? A) Enhances facial expressions. B) Protects the eye from foreign bodies. C) Secretes tears to clean and moisten the eye's surface. D) Delivers vitreous humor to the conjunctiva. Show Answer Correct Answer: C) Secretes tears to clean and moisten the eye's surface. 5. Which pattern shows how signals are transmitted from the presynaptic neuron to the post synaptic neuron A) Electrical $\rightarrow$ electrical. B) Electrical $\rightarrow$ chemical. C) Chemical $\rightarrow$ electrical $\rightarrow$ chemical. D) Electrical $\rightarrow$ chemical $\rightarrow$ electrical. Show Answer Correct Answer: D) Electrical $\rightarrow$ chemical $\rightarrow$ electrical. 6. The systems within our body work together. A) False. B) True. Show Answer Correct Answer: B) True. 7. Alzheimer's is the most common: A) Mental illness in elderly people. B) Brain injury. C) Genetic disorder. D) Form of dementia. Show Answer Correct Answer: D) Form of dementia. 8. Gaps between the schwann cells are the ..... A) Axon hillock. B) Schwann cell. C) Nodes of ranvier. D) Three days. Show Answer Correct Answer: C) Nodes of ranvier. 9. Which term describes the direction of signal transmission by the Afferent System? A) Exits. B) Arrives. C) Away from. D) Towards. Show Answer Correct Answer: B) Arrives. 10. Match the statement to the function. 'Information on the response is sent to muscles to carry response.' A) Sensory. B) Motor. C) Interpretive. D) None of above. Show Answer Correct Answer: B) Motor. 11. This is based off of experience and is a learned behavior. A) Conditioned reflex. B) Unconditioned reflex. C) Action potential. D) None of above. Show Answer Correct Answer: A) Conditioned reflex. 12. Neurons do not have dendrites A) Yes. B) No. C) Maybe. D) So. Show Answer Correct Answer: B) No. 13. Is the neurotransmitter dopamine responsible for Alzheimer's disease A) Yes. B) No. Show Answer Correct Answer: B) No. 14. Speech that is jumbled and not understandable is a sign of: A) Wernicke's Aphasia. B) A split brain operation. C) Broca's aphasia. D) Sensory aphasia. Show Answer Correct Answer: A) Wernicke's Aphasia. 15. Lipid-rich insulating substance surrounding the axons of many neurons, allowing for faster transmission of electrical signals. A) Myelin. B) Choroid Plexus. C) Synapses. D) Repolarization. Show Answer Correct Answer: A) Myelin. 16. The brain is the most delicate organ of the human body?True or false A) False. B) True. Show Answer Correct Answer: B) True. 17. "Thawatchai pulls his foot back as soon as he steps on a piece of glass" is a function of which of the following? A) Cerebellum. B) Spinal nerves. C) Autonomic nervous system. D) Sympathetic nervous system. E) Sympathetic nervous system. Show Answer Correct Answer: B) Spinal nerves. 18. Which of the following could be part of the peripheral nervous system? A) The brain stem. B) Cerebrum. C) Sensory organ. D) Spinal cord. Show Answer Correct Answer: C) Sensory organ. 19. Choose the response that would occur after this stimuli:You feel cold after being outside for too long. A) You sweat. B) You produce more saliva. C) You pull your hand away. D) You shiver. Show Answer Correct Answer: D) You shiver. 20. Transmit impulses for the sense of balance and hearing A) Abducting. B) Facial. C) Vestibulocochlear. D) Glossopharyngeal. E) Vagus. Show Answer Correct Answer: C) Vestibulocochlear. ← 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