This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 390 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 390 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Connects a motor and a sensory neurone in the central nervous system and is involved in a reflex arc. A) Relay neurone. B) Stimulus. C) Effectors. D) Central nervous system. Show Answer Correct Answer: A) Relay neurone. 2. Another name for Efferent Nerves A) Motor Nerve. B) Sensory Nerve. C) Functional Nerve. D) None of above. Show Answer Correct Answer: A) Motor Nerve. 3. Clusters of nerve cell bodies within the PNS are called A) Nuclei. B) Nodes of ranvier. C) Myelin sheaths. D) Ganglia. Show Answer Correct Answer: D) Ganglia. 4. What best describes a seizure A) A sudden attack that can cause spasms or convulsions. B) A medical condition associated with abnormal electrical activity in the brain. C) Making short and sudden movements. D) Not reacting or moving because of being unconscious. Show Answer Correct Answer: A) A sudden attack that can cause spasms or convulsions. 5. Which lobe of the brain is the one responsible for processing auditory information? A) Temporal. B) Occipital. C) Frontal. D) Parietal. Show Answer Correct Answer: A) Temporal. 6. ..... affect the sides of the neck and the platysma muscle. A) Median nerve. B) Cervical nerve. C) Buccal nerve. D) Ulnar nerve. Show Answer Correct Answer: B) Cervical nerve. 7. What is the function of eyebrows? A) To produce and secrete tears. B) To keep sweat and sunlight out of eyes. C) To trigger reflexive blinking to keep eyes moist. D) To drain the secretions from eyes. Show Answer Correct Answer: B) To keep sweat and sunlight out of eyes. 8. Hair, skin, and nails are a part of this system. A) Circulatory. B) Skeletal. C) Outgrowths. D) Nervous. Show Answer Correct Answer: C) Outgrowths. 9. Ten percent of the brain is made of neurons and 90% of the brain is made of neuroglia. A) True. B) False. Show Answer Correct Answer: A) True. 10. The two primary layer of the skin in order from INNERMOST to OUTERMOST is A) Dermis, epidermis. B) Epidermis, dermis. C) Hypodermis, dermis. D) Hypodermis, epidermis. Show Answer Correct Answer: A) Dermis, epidermis. 11. The brain stem controls involuntary actions and sleeping. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 12. Before an action potential moves to the next neuron it must release A) Sodium into the synapse. B) Positive protons into the synapse. C) Neurotransmitters into the synapse. D) Negative electrons in to the synapse. Show Answer Correct Answer: C) Neurotransmitters into the synapse. 13. The brain will send a message to your right hand to wave through which neural pathway? A) Afferent. B) They will bring it out. Show Answer Correct Answer: B) They will bring it out. 14. What do motor neurons do? A) Transmit impulses from the receptors to the brain and spinal cord. B) Transmit impulses from brain and spinal cord to muscles. C) Transmit impulses from the effector cells to the sensory neurons. D) Transmit impulses from the brain and the spinal cord to the effector cells. Show Answer Correct Answer: D) Transmit impulses from the brain and the spinal cord to the effector cells. 15. What is the ability to know yourself? A) Awareness. B) Consciousness. C) Integrity. D) Structure. Show Answer Correct Answer: B) Consciousness. 16. NERVES THAT GATHER INFORMATION FROM INSIDE AND OUTSIDE THE BODY AND TRANSMIT IT TO THE CENTRAL NERVOUS SYSTEM A) AWARENESS NERVES. B) SENSORY NERVES. C) MOTOR NERVES. D) CAR NERVES. Show Answer Correct Answer: B) SENSORY NERVES. 17. The white part of the eye made of a tough material A) Lens. B) Sclera. C) Retina. D) Optic nerve. Show Answer Correct Answer: B) Sclera. 18. Parkinson's disease is caused by demyelination of nerve fibers in the brain and spinal cord. A) False. B) True. Show Answer Correct Answer: A) False. 19. Which of the following type of microglia is a phagocytic cell found in the CNS? A) Astrocytes. B) Microglia. C) Oligodendrocytes. D) Ependymal cells. Show Answer Correct Answer: B) Microglia. 20. Which of the following is not apart of the nervous system A) Skin. B) Brain. C) Spinal Cord. D) Sensory Organs. Show Answer Correct Answer: A) Skin. ← 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