This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 556 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 556 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This is the middle layer of the cerebrum. A) Cerebral Cortex. B) Pia Mater. C) Basal Ganglia. D) Cerebral Medulla. Show Answer Correct Answer: D) Cerebral Medulla. 2. This monitors the body's response to injury and controls life-support functions such as heart rate and respiration. A) Cerebellum. B) Cerebrum. C) Hypothalamus. D) Medulla oblongata. Show Answer Correct Answer: D) Medulla oblongata. 3. Accommodation of the eye the refers to A) The ability of the ciliary muscles to change the shape of the lens. B) The ability of the iris to control the amount of light that enters the eye. C) The ability of the ciliary muscles to change the shape of the eye ball. D) The ability of the brain to interpret the meaning of an image that is upside down. Show Answer Correct Answer: A) The ability of the ciliary muscles to change the shape of the lens. 4. What "activates" the body's flight-or-fight response? A) Electrolytes. B) Hormones. C) Potassium. D) Sodium. Show Answer Correct Answer: B) Hormones. 5. The peripheral nervous system lies ..... of the central nervous system. A) Inside. B) Outside. Show Answer Correct Answer: B) Outside. 6. The uninsulated gaps, where the axon is exposed between the Schwann cells, are known as ..... A) Neurilemma. B) Nodes of Ranvier. C) Dendrites. D) Myelin Sheath. Show Answer Correct Answer: B) Nodes of Ranvier. 7. Neuron that receives messages A) Presynaptic. B) Motor. C) Postsynaptic. D) Action. Show Answer Correct Answer: C) Postsynaptic. 8. What is vision based on according to the provided information? A) Sound waves received through the ears. B) Light waves received through the eyes. C) Chemical signals received through the nose. D) Vibrations felt through the skin. Show Answer Correct Answer: B) Light waves received through the eyes. 9. Knots of capillaries within each ventricle that form the cerebral spinal fluid. A) Choroid plexus. B) Schwann cells. C) Synaptic cleft. D) Gray matter. Show Answer Correct Answer: A) Choroid plexus. 10. This type of immunity can be called nonspecific and refers to the bodies defenses that are present since birth. A) Resistance. B) Adaptive immunity. C) Acquired immunity. D) Innate immunity. Show Answer Correct Answer: D) Innate immunity. 11. What is the outermost meninx? A) Dura mater meninx. B) Arachnoid meninx. C) Subarachnoid space. D) Pia mater. Show Answer Correct Answer: A) Dura mater meninx. 12. The short extensions that receive signals. A) Dendrites. B) Neurons. C) Electrons. D) Axons. Show Answer Correct Answer: A) Dendrites. 13. Neurons can be classified off their structural and their functional use (T/F)? A) True. B) False. Show Answer Correct Answer: A) True. 14. Because action potentials are forced to "jump" from one node of Ranvier to the next due to myelin sheath, the conduction of an impulse along a neuron is called ..... A) Regulatory conduction. B) Saltatory conduction. C) Enhanced conduction. D) Conduction. Show Answer Correct Answer: B) Saltatory conduction. 15. Impulses from one neuron to another through a synapse can be either excitatory or inhibitory. A) True. B) False. Show Answer Correct Answer: A) True. 16. Structural classification of nerve:Extend from/ go to brain A) Cranial nerves. B) Spinal nerves. C) Sensory nerves. D) Motor nerves. E) Mixed nerve. Show Answer Correct Answer: A) Cranial nerves. 17. Pain and temperature receptors: A) Golgi tendon organ. B) Lamellar corpuscle. C) Meissner's corpuscle. D) Free nerve endings. Show Answer Correct Answer: D) Free nerve endings. 18. Which of the following is NOT true of the Sodium-Potassium Pump? A) 3 sodiums are pumped out. B) 2 potassiums are pumped out. C) Energy is used. D) Ions are moved against the gradient. Show Answer Correct Answer: B) 2 potassiums are pumped out. 19. Statements related to graded potential? A) Ignited in the dendrite. B) Cannot be removed. C) Generated at the axon hillock. D) Transmitted to the axon terminal. Show Answer Correct Answer: A) Ignited in the dendrite. 20. The capillaries equivalent in the nervous systems are: A) Motor neurons. B) Relay neurons. C) Sensory neurons. D) Spinal cord. Show Answer Correct Answer: B) Relay neurons. ← 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