This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 243 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 243 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does integration refer to in the context of the body's control system? A) The activation of effector organs to cause a response. B) The reception of stimuli via sensory receptors. C) The processing of input stimuli and making decisions on what should be done. D) The communication between different organ systems. Show Answer Correct Answer: C) The processing of input stimuli and making decisions on what should be done. 2. Identify the order in which sound travels through the ear A) Hammer, stirrup, anvil, eardrum, ear canal. B) Ear canal, eardrum, hammer, stirrup, anvil. C) Ear canal, eardrum, hammer, anvil, stirrup. D) Eardrum, ear canal, hammer, anvil, stirrup. Show Answer Correct Answer: C) Ear canal, eardrum, hammer, anvil, stirrup. 3. What is a reflex action? A) A voluntary response to a stimulus. B) An involuntary and nearly instantaneous movement in response to a stimulus. C) A slow, deliberate response to a stimulus. D) A learned response to a stimulus over time. Show Answer Correct Answer: B) An involuntary and nearly instantaneous movement in response to a stimulus. 4. Which lobe plays a part in decision making? A) Frontal. B) Temporal. C) Parietal. D) Occipital. Show Answer Correct Answer: A) Frontal. 5. What is the first function of the nervous system, describes the reception of stimuli by our senses and transmission of the signal to the CNS? A) Sensory input. B) Peripheral nervous system. C) Motor output. D) Efferent neuron. Show Answer Correct Answer: A) Sensory input. 6. The neuron has many branch-like extensions called ..... that receive input from other neurons. A) Myelin sheath. B) Dendrites. C) Axon. D) Terminals. Show Answer Correct Answer: B) Dendrites. 7. What is the main function of the lens of the eye? A) Refraction of light to retina. B) Impulse reception and transmission. C) Maintains the shape of the eyeball and refracts light. D) Color vision and night vision. Show Answer Correct Answer: A) Refraction of light to retina. 8. Nervous system division that is composed of the sensory and motor subdivisions. A) Autonomic Nervous System. B) CNS. C) PNS. D) Somatic Nervous System. Show Answer Correct Answer: C) PNS. 9. They are also called erythrocytes. They are disc shaped and have the ability to carry oxygen. A) Hemoglobin. B) Capillaries. C) Plasma. D) Red blood cells. Show Answer Correct Answer: D) Red blood cells. 10. The parasympathetic nervous system is responsible for ..... A) Activating your fight or flight response. B) Maintaining body functions under normal circumstances (such as resting and digesting). C) Voluntary muscle movements. D) Empathy with others. Show Answer Correct Answer: B) Maintaining body functions under normal circumstances (such as resting and digesting). 11. Neurons that travel away from the central nervous system are called A) Afferent neurons. B) Efferent neurons. C) Exit neurons. D) CNS neurons. Show Answer Correct Answer: B) Efferent neurons. 12. Most important organ in the body. Controls & coordinates actions, reactions, allows us to think & feel, and enables us to have memories and feelings A) Brain. B) Heart. C) Spinal Cord. D) None of above. Show Answer Correct Answer: A) Brain. 13. Which of the following neuroglia is most responsible for helping determine capillary permeability in nervous tissue? (a) A) A Astrocytes. B) Oligodendrocytes. C) Schwann cells. D) Microglial cells. E) Ependymal cells. Show Answer Correct Answer: A) A Astrocytes. 14. This is the lobe of the cerebrum that makes up the front of the cerebrum. A) Occipital. B) Insula. C) Parietal. D) Frontal. Show Answer Correct Answer: D) Frontal. 15. What is the function of the Motor (Efferent) Division of the PNS? A) It sends impulses from the CNS to the muscles and glands. B) It sends impulses from the senses to the CNS. C) It controls voluntary muscle movements. D) It reduces sympathetic response and provides resting functions. Show Answer Correct Answer: A) It sends impulses from the CNS to the muscles and glands. 16. The spinal cord originates from the medulla ..... A) True. B) False. Show Answer Correct Answer: A) True. 17. The uppermost part of the brain A) Cerebrum. B) Cerebellum. C) Marrow. D) None of above. Show Answer Correct Answer: A) Cerebrum. 18. What is the base cell of the nervous system that is responsible for transferring information? A) Neuron. B) Astrocyte. C) Schwann Cell. D) Ependymal Cell. Show Answer Correct Answer: A) Neuron. 19. The nervous system that control voluntary movements and actions is called the A) Peripheral nervous system. B) Somatic nervous system. C) Sympathetic nervous system. D) Parasympathetic nervous system. Show Answer Correct Answer: B) Somatic nervous system. 20. Structure in the neuron that carries impulses toward the cell body: A) Axon. B) Dendrite. C) Nucleus. D) Myelin sheath. Show Answer Correct Answer: B) Dendrite. ← 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