This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 258 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 258 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How quickly can your body react when it receives a signal from the external environment? A) 1 second. B) 1 minute. C) 1 hour. D) 1 day. Show Answer Correct Answer: A) 1 second. 2. Can cause or strengthen labor contractions and control bleeding after birth A) Oxytocin. B) Serotonin. C) Acetylcholine. D) Glutamate. Show Answer Correct Answer: A) Oxytocin. 3. Part of the brain used for heart rate and respiration rate. A) Cerebellum. B) Cerebrum. C) Medulla oblongata. D) Hypothalamus. Show Answer Correct Answer: C) Medulla oblongata. 4. The major role of the interneuron is to: A) Carry information from CNS to muscles. B) Form the myelin sheath. C) Activate muscles and glands. D) Connect motor and sensory neurons in their pathways. Show Answer Correct Answer: D) Connect motor and sensory neurons in their pathways. 5. Accessory A) Lifts shoulders. B) Abducts eye. C) Rotates eye. D) Tongue control. Show Answer Correct Answer: A) Lifts shoulders. 6. Sensory nerves A) Carrying impulses for sensory receptors and organs. B) Carrying impulses to sensory receptors and organs. C) Carrying impulses to glands and muscles. D) Carrying impulses from one sensory cortex to the next in the brain. Show Answer Correct Answer: A) Carrying impulses for sensory receptors and organs. 7. The cerebrum is the largest part of your brain and is composed of two hemispheres (right and left). It controls your ..... A) Balance and coordination. B) Breathing, heart rate, blood pressure. C) Voluntary movement, speech, hearing, vision, memory, reasoning. D) None of above. Show Answer Correct Answer: C) Voluntary movement, speech, hearing, vision, memory, reasoning. 8. The peripheral NS consists of a large ..... of nerves that conduct ..... between the ..... nervous system and the receptors and ..... in the rest of the body A) Network, impulses, central, effectors. B) Social work, impulses, central, effectors. C) Network, impulses, peripheral, stimulus. D) None of above. Show Answer Correct Answer: A) Network, impulses, central, effectors. 9. ICP means intracranial pressure A) True. B) False. Show Answer Correct Answer: A) True. 10. Largest part of the brain with "bumps' and "grooves" This is the part of the brain that controls our thinking (memory), our 5 senses. A) Cerebrum. B) Cerebellum. C) Brainstem. D) Medulla. Show Answer Correct Answer: A) Cerebrum. 11. What is Spinal Cord? A) Long, thin, tubular structure. B) Thin. C) Short and fat. D) None of the above. Show Answer Correct Answer: A) Long, thin, tubular structure. 12. How many parts is the motor system divided into? A) 8. B) 2. C) 3. D) 12. Show Answer Correct Answer: B) 2. 13. There are ..... billion neurons in the brain. A) 1. B) 10. C) 100. D) 500. Show Answer Correct Answer: C) 100. 14. Plants can detect gravity and respond to it. How do the stems respond to gravity? A) The stems grow away from gravity. B) The stems grow toward gravity. C) The stems do not detect this stimulus. D) None of above. Show Answer Correct Answer: A) The stems grow away from gravity. 15. Receive stimuli and transmit action potentials others of itself or to effector organs A) Cell body. B) Neuroglia. C) Neurons. D) Nodes of Ranvier. Show Answer Correct Answer: C) Neurons. 16. The brain is protected by bones box is called ..... A) Rib cage. B) Cranium. C) Joint. D) None of them. Show Answer Correct Answer: B) Cranium. 17. Type of dementia where brain shrinks A) Shingles. B) Alzheimer disease. C) Bell palsy. D) Pica. Show Answer Correct Answer: B) Alzheimer disease. 18. The ..... is the control centre of the nervous system. A) Spinal cord. B) Brain. C) Heart. D) Lungs. Show Answer Correct Answer: B) Brain. 19. Which of the following is a reflex? A) Dilation of the pupils. B) Getting angry. C) Chewing food. D) Finger tapping. Show Answer Correct Answer: A) Dilation of the pupils. 20. The nonliving aspects of an ecosystem. A) Abiotic factors. B) Biotic factors. Show Answer Correct Answer: A) Abiotic factors. ← 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