This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 615 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 615 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Taste and smell are similar because: A) They are both located on the face. B) They both detect chemicals. C) They both require conscious effort to detect. D) They both bypass the brain. Show Answer Correct Answer: B) They both detect chemicals. 2. Which type of receptors are activated by a change in temperature? A) Thermoreceptors. B) Mechanoreceptors. C) Chemoreceptors. D) Nociceptors. Show Answer Correct Answer: A) Thermoreceptors. 3. Parts Of Nervous System A) Nerves, Brain, Spinal cord. B) Brain, Spinal Cord, Ligaments. C) Brain, Nerves, Heart. D) None of above. Show Answer Correct Answer: A) Nerves, Brain, Spinal cord. 4. As the strength of a depolarizing stimulus to an axon is increased, A) The amplitude of action potentials increases. B) The duration of action potentials increases. C) The speed with which action potentials are conducted increases. D) The frequency with which action potentials are produced increases. Show Answer Correct Answer: D) The frequency with which action potentials are produced increases. 5. What nervous system controls our voluntary movements and reactions? A) Autonomic. B) Somatic. C) Central. D) Sympathetic. Show Answer Correct Answer: B) Somatic. 6. Two cerebral hemispheres are connected by a bridge of white matter within. It is called ..... A) Limbic. B) A calloused body. C) Cerebral cortex. D) Thalamus. Show Answer Correct Answer: B) A calloused body. 7. What is cerebral vascular accident (CVA) A) Diabetes. B) Stroke. C) Heart attack. D) Cough. Show Answer Correct Answer: B) Stroke. 8. Where can we find Nissl body? A) Axon. B) Dendrite. C) Body. D) Tail. Show Answer Correct Answer: C) Body. 9. The part of the nervous system that consists of nerves that branch out from the spinal cord and connect to other body parts A) Sympathetic. B) Parasympathetic. C) Autonomic. D) Peripheral. Show Answer Correct Answer: D) Peripheral. 10. Which structures make up the Central Nervous System? A) Brain and Spinal Nerves. B) Sensory Receptors. C) Brain and Spinal Cord. D) Spinal Cord and Sensory Receptors. Show Answer Correct Answer: C) Brain and Spinal Cord. 11. Assertion:Corpus callosum is present inspace between the duramater and piamater.Reason:It serves to maintain the constantintracranial pressure. A) Assertion is correct and reason is wrong. B) Reason is correct and the assertion iswrong. C) Both assertion and reason are correct. D) Both assertion and reason are wrong. Show Answer Correct Answer: D) Both assertion and reason are wrong. 12. Which of the following is TRUE regarding the somatic nervous system? A) It controls involuntary actions. B) It controls voluntary actions. C) It activates the "rest or digest" response. D) It actives the "fight or flight" response. Show Answer Correct Answer: B) It controls voluntary actions. 13. Astrocytes, which help form the blood-brain barrier, are excitable cells. A) TRUE. B) FALSE. Show Answer Correct Answer: B) FALSE. 14. Is the control center for recognition and analysis of hunger, thirst, fatigue, anger, and body temperature. A) Hypothalamus. B) Thalamus. C) Brain stem. D) Cerebrum. Show Answer Correct Answer: A) Hypothalamus. 15. What is the function of motor (efferent) nuerons A) Carries impulses from the peripheral body parts to the CNS. B) Transmit motor information to the central nervous system. C) Carry impulses from the CNS to the peripheral body parts. D) Lie within the CNS and form links with other neurons. Show Answer Correct Answer: C) Carry impulses from the CNS to the peripheral body parts. 16. What are the two regions of the inner ear responsible for hearing and balance? A) Cochlea and Vestibule. B) Cochlea and Eustachian tube. C) Vestibule and Semicircular canals. D) Semicircular canals and Eustachian tube. Show Answer Correct Answer: A) Cochlea and Vestibule. 17. What is the change in polarity of a neuron that causes the transmission of electrical impulses? A) Action potential. B) Membrane potential. C) Resting potential. D) Threshold. Show Answer Correct Answer: A) Action potential. 18. What is the tropism? A) Response of an organism to seasonal changes in day length. B) Directional movement of plant to directional stimulus. C) Non-directional movement of plant. The direction is determined by plant. D) Response of plant to the touching. Show Answer Correct Answer: B) Directional movement of plant to directional stimulus. 19. The cells responsible for color vision in vertebrates are called A) Rod cells. B) Cone cells. C) Bipolar cells. D) Cupula cells. Show Answer Correct Answer: B) Cone cells. 20. Cones (light receptors in eyes) are responsible for detecting ..... A) Color. B) Dim light and motion. Show Answer Correct Answer: A) Color. ← 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