This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 164 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 164 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which is a cytoplasmic extension from the cell body, that usually receives information from other neurons and transmits the information to the cell body? A) Axon. B) Dendrite. C) Cell body. D) Node of Ranvier. Show Answer Correct Answer: B) Dendrite. 2. The parasympathetic nerves relax the airways. A) True. B) False. Show Answer Correct Answer: B) False. 3. Neurotransmitters bind to complementary sites on a cell called A) Receptors. B) Axon terminals. C) Cell bodies. D) None of above. Show Answer Correct Answer: A) Receptors. 4. Which layer is of meninges is the hardest? A) Pia mater. B) Arachnoid mater. C) Dura mater. D) None of above. Show Answer Correct Answer: C) Dura mater. 5. Anesthesia A) Lack of sensation. B) Lack of speech. C) Lack of pain. D) Lack of movement. Show Answer Correct Answer: A) Lack of sensation. 6. How can neurons be classified? A) By their size. B) By the number of processes they have. C) By their color. D) By their location in the body. Show Answer Correct Answer: B) By the number of processes they have. 7. Which part of the brain controls unconscious activities such as heart rate and breathing rate? A) Cerebrum. B) Cerebellum. C) Medulla. D) Hypothalamus. Show Answer Correct Answer: C) Medulla. 8. Vision A) Frontal lobe. B) Parietal lobe. C) Occipital lobe. D) Temporal lobe. Show Answer Correct Answer: C) Occipital lobe. 9. Which ion links excitation to contraction in a skeletal muscle fiber? A) Sodium. B) Magnesium. C) Calcium. D) Potassium. E) Chloride. Show Answer Correct Answer: C) Calcium. 10. What is the primary function of the myelin sheath surrounding a neuron? A) To produce neurotransmitters. B) To regulate nutrient intake. C) To speed up neural transmission. D) To insulate the neuron's cell body . Show Answer Correct Answer: C) To speed up neural transmission. 11. What is the term for lack of blood flow? A) Hypoxia. B) Infarction. C) Ischemia. D) Hypoxemia. Show Answer Correct Answer: C) Ischemia. 12. The nerve cell is a(n): A) Axon. B) Dendrite. C) Myelin sheath. D) Neuron. Show Answer Correct Answer: D) Neuron. 13. Receptors in the boy's body detect changes in the environment. Which organ of the body contains the receptors for the change in the environment. Sound of traffic from behind him A) Eyes. B) Skin. C) Ears. D) None of above. Show Answer Correct Answer: C) Ears. 14. Wrinkled part of the brain's surface where the body processes information-it's highly developed in humans. A) Brain stem. B) Cerebral Cortex. C) Corpus Callosum. D) Cerebellum. Show Answer Correct Answer: B) Cerebral Cortex. 15. The nervous system that regulates activity in smooth muscle, cardiac muscle, and glands of the body is referred to as the A) Antagonistic system. B) Autonomic system. C) Sympathetic system. D) Parasympathetic system. E) Limbic system. Show Answer Correct Answer: B) Autonomic system. 16. Head injuries during sports or other activities can cause ..... A) Traumatic brain injury. B) Central nervous system. C) Somatic system. D) Nervous system. Show Answer Correct Answer: A) Traumatic brain injury. 17. The nervous system is the ..... system. A) Stomach. B) Lung. C) Brain. D) Heart. Show Answer Correct Answer: C) Brain. 18. An effector is also known as a ..... to an action A) Stimulus. B) Sensory neuron. C) Motor neuron. D) Response. Show Answer Correct Answer: D) Response. 19. Which division of the Peripheral Nervous System is responsible for sending out motor nerve fibers? A) Sensory (Afferent) Division. B) Motor (Efferent) Division. C) Central Nervous System (CNS). D) Autonomic Nervous System (ANS). Show Answer Correct Answer: B) Motor (Efferent) Division. 20. Nerve impulses are carried from the eye to the brain by the A) Optic nerve. B) Transducens nerve. C) Cornea. D) Rod and cone cells. Show Answer Correct Answer: A) Optic nerve. ← 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