This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 459 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 459 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Thermoreceptors are stimulated by ..... A) Temperature change. B) Light energy. C) Chemical concentration. D) Tissue damage. Show Answer Correct Answer: A) Temperature change. 2. What is the length between Z-lines of an actin molecule called? A) Fascicle. B) Sarcomere. C) Myosin binding site. D) Sarcoplasmic length. Show Answer Correct Answer: B) Sarcomere. 3. What organ can mammals use to pick up pheromone scents? A) Olfactory organ. B) Vestibular organ. C) Taste buds. D) Tongue. Show Answer Correct Answer: A) Olfactory organ. 4. Unconscious activities are controlled by the ..... nervous system A) Somatic. B) Autonomic. C) Peripheral. D) Central. Show Answer Correct Answer: B) Autonomic. 5. An action potential travels from one neurone to the next across the synapse using ..... A) Neurotransmitters. B) Calcium ions. C) Schwann cells. D) Opening and closing of the voltage-gated channels. Show Answer Correct Answer: A) Neurotransmitters. 6. Large blood vessels that take blood away from the heart A) Lungs. B) Capillaries. C) Veins. D) Arteries. Show Answer Correct Answer: D) Arteries. 7. WHICH PART OF THE BRAIN CONTROLS OUR INVOLUNTARY ACTIONS A) MEDULLA. B) CEREBRUM. C) PINNA. D) CEREBELLUM. Show Answer Correct Answer: A) MEDULLA. 8. Smooth muscles are part of the A) Somatic nervous system. B) Autonomic nervous system. Show Answer Correct Answer: B) Autonomic nervous system. 9. Afferent nerves take information: A) From CNS to the nerves. B) From nerves to the CNS. C) None of the above. D) Both A and B. Show Answer Correct Answer: D) Both A and B. 10. A change or signal in the environment that causes a reaction is called a A) Stimulus. B) Action. C) Pain. D) Problem. Show Answer Correct Answer: A) Stimulus. 11. The left side of the brain is in charge of ..... A) A. Analize the enviroment through senses. B) B. Think about past and future. C) C. Take details from the present and project them to the future. D) B and c. Show Answer Correct Answer: D) B and c. 12. Responsible for posture, balance, and coordinates complex muscle movements. A) Cerebrum. B) Cerebellum. C) Brain stem. D) None of above. Show Answer Correct Answer: B) Cerebellum. 13. Support cells physically support the ..... taste cells in each taste bud. A) 50-100. B) 55-150. C) 55-100. D) 50-150. Show Answer Correct Answer: D) 50-150. 14. Stick your tongue out A) Close your eyes tightly. B) Take out the tongue. C) Blow your cheeks. D) None of above. Show Answer Correct Answer: B) Take out the tongue. 15. Electrostatic potential energy within a membrane A) Action potential. B) Electrical potential. C) Resting potential. D) None of above. Show Answer Correct Answer: B) Electrical potential. 16. The part of the nervous system that carries signals/messages from our sensory receptors to our brain are ..... A) Nerves. B) Hormones. C) Intestines. D) Bones. Show Answer Correct Answer: A) Nerves. 17. What is the main function of a mammal's nervous system? A) To produce hormones. B) To transmit information to the brain. C) To control muscle movement. D) To regulate body temperature. Show Answer Correct Answer: B) To transmit information to the brain. 18. The chemicals stored in synaptic vesicles are referred to as ..... A) Neurotransmitters. B) Hormones. C) Enzymes. D) Ions. Show Answer Correct Answer: A) Neurotransmitters. 19. The thick column of nerves that run down the center of your back is called ..... A) Neuron. B) Brain stem. C) Spinal cord. D) Peripheral nerves. Show Answer Correct Answer: C) Spinal cord. 20. Which is NOT one of the 3 types of neurons? A) Motor Neurons. B) Synapse Neurons. C) Sensory Neurons. D) Interneurons. Show Answer Correct Answer: B) Synapse Neurons. ← 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