This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 981 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 981 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Producing a response that opposes the original stimulus. A) Negative feedback. B) Action potential. C) Reflex arc. D) Threshold. Show Answer Correct Answer: A) Negative feedback. 2. What's the central nervous system composed of? A) The brain and spinal cord. B) Heart, blood vessel, lungs. C) Sensory nerves. D) Motor nerves. Show Answer Correct Answer: A) The brain and spinal cord. 3. Thick, clear, gel-like fluid that fills the region between the cell membrane and the nucleus A) Mitochondria. B) Cytoplasm. C) Chloroplast. D) Nucleus. Show Answer Correct Answer: B) Cytoplasm. 4. Which substance is a harmful waste material in blood that travels through the respiratory system before being exhaled from the body? A) Ammonia. B) Carbon dioxide. C) Sulfur dioxide. D) Water. Show Answer Correct Answer: B) Carbon dioxide. 5. Skin can help us feel PRESSURE A) True. B) False. Show Answer Correct Answer: A) True. 6. The basilar membrane contains 20, 000 cross hairs. A) True. B) False. C) Ewan q. D) None of above. Show Answer Correct Answer: A) True. 7. The hypthalmus regulates and controls the autonomic nervous system, temperature, appetite and ..... A) Sleep. B) Water balance. C) Bllod vessel constriction and dilation. D) All of the above. Show Answer Correct Answer: D) All of the above. 8. Nerve cells that send impulses from receptors to the CNS are ..... A) Relay neurone. B) Motor neurone. C) Sensory neurone. D) Brain cells. Show Answer Correct Answer: C) Sensory neurone. 9. We can differentiate sensory neurone from motor neurone by looking at A) How long the neurone is. B) The shape of cell body. C) Presence of cell body. D) Presence of nucleus. Show Answer Correct Answer: B) The shape of cell body. 10. This is an example of receptors for your skin A) Nerves. B) Hot Stove. C) Shivering. D) None of above. Show Answer Correct Answer: A) Nerves. 11. ..... muscles are found only in the heart. A) Skeletal. B) Smooth. C) Cardiac. D) Rough. Show Answer Correct Answer: C) Cardiac. 12. This part of the neuron receives impulses from other neurons and sends them to the cell body. A) Axon. B) Axon tip. C) Dendrite. D) Nucleus. Show Answer Correct Answer: C) Dendrite. 13. What are the very deep grooves on the surface of the brain? A) Sulci. B) Fissures. C) Gyri. D) Hippocampus. Show Answer Correct Answer: B) Fissures. 14. The part of the neuron that receives messages from adjacent neurons A) Axon. B) Axon terminal. C) Dendrite. D) Neuron. Show Answer Correct Answer: C) Dendrite. 15. A clear flexible structure that makes and image on the retina A) Aqueous humor. B) Lens. C) Vitreous humor. D) Retina. Show Answer Correct Answer: B) Lens. 16. Upper part of the abdomen A) Stomach. B) Lower abdomen. C) Upper abdomen. D) None of above. Show Answer Correct Answer: C) Upper abdomen. 17. Which of the following is a motor nerve with fibers conducting impulses to the soft palate, pharynx, larynx, neck, and upper back? A) Abducting (6). B) Facial (VII). C) Accessory (XI). D) Vagus (X). Show Answer Correct Answer: C) Accessory (XI). 18. What part of the nervous system is called the "control system" ? A) Heart. B) Kidney. C) Bladder. D) Brain. Show Answer Correct Answer: D) Brain. 19. A reflex arc is A) Voluntary. B) Involuntary. Show Answer Correct Answer: B) Involuntary. 20. What type of message is sent along the neuron? A) Chemical. B) Electrical. C) Thermal. D) Acoustic. Show Answer Correct Answer: B) Electrical. ← 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