This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 869 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 869 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Read and check the correct option:I-The central nervous system controls the activities of the organism. II-The peripheral nervous system sends information to the brain and carries out orders from the brain. A) I is correct and II is false. B) I is false and II is correct. C) I and II are false. D) I and II are correct. Show Answer Correct Answer: D) I and II are correct. 2. Which type of nerves signal sensations like cold or getting poked? A) Sensory Nerves. B) Motor Nerves. Show Answer Correct Answer: A) Sensory Nerves. 3. What is the role of Schwann cells in neurotransmission? A) Thermal insulation of neuronal axons. B) Limit the speed of the action potential. C) Enhance the speed of the action potential. D) Protect the neuronal soma from trauma. Show Answer Correct Answer: C) Enhance the speed of the action potential. 4. Neurotransmitters are stored in these structures. A) Synaptic cleft. B) Reuptake pumps. C) Sarcoplasmic reticulum. D) Synaptic vesicles. Show Answer Correct Answer: D) Synaptic vesicles. 5. Which of the following is all or none? A) Graded potential. B) Action potential. C) Chemical synapse. D) Impulse conduction. Show Answer Correct Answer: B) Action potential. 6. Which lobe of the brain is responsible for decision-making and problem-solving? A) Occipital lobe. B) Parietal lobe. C) Frontal lobe. D) Temporal lobe. Show Answer Correct Answer: C) Frontal lobe. 7. What maintains the resting membrane potential? A) Na/K pump. B) Ion Channels. C) Depolarization. D) Hyperpolarization. Show Answer Correct Answer: A) Na/K pump. 8. The ability of your eyes to focus on objects at different distances. A) Light-Sensitive. B) Visual Accommodation. C) Rods. D) Cones. Show Answer Correct Answer: B) Visual Accommodation. 9. Part of the brain involved with processing sensory information from skin? A) Temporal Lobe. B) Frontal Lobe. C) Parietal Lobe. D) Occipital Lobe. Show Answer Correct Answer: C) Parietal Lobe. 10. What are the chemical messages stored in vesicles inside the axon terminal called? A) Synapse. B) Dendrite. C) Neurotransmitter. D) Axon. Show Answer Correct Answer: C) Neurotransmitter. 11. What disorder is characterized by the death of motor neurons? A) Amyotrophic lateral sclerosis. B) Alzheimer's disease. C) Multiple sclerosis. D) Traumatic Brain Injury. Show Answer Correct Answer: A) Amyotrophic lateral sclerosis. 12. Relays impulses between the cortex and the rest of the brain and spinal cord A) Gray matter. B) White matter. C) Black matter. D) Yellow matter. Show Answer Correct Answer: B) White matter. 13. Which type of neuron has more than three processes? A) Sensory. B) Unipolar. C) Bipolar. D) Multipolar. Show Answer Correct Answer: D) Multipolar. 14. A structure within the brain important for memory formation and learning A) Medulla oblongata. B) Hippocampus. C) Amygdala. D) Cerebellum. Show Answer Correct Answer: B) Hippocampus. 15. A hormone produced by the adrenal gland that is a powerful cardiac stimulant: A) Adrenalin. B) Calcitonin. C) Estrogen. D) Oxytocin. Show Answer Correct Answer: A) Adrenalin. 16. Which part of a neuron receives signals? A) Myelin sheath. B) Axon. C) Dendrites. D) Cell body. Show Answer Correct Answer: C) Dendrites. 17. Fluid in the ventricles of the brain, subarachnoid space of the meninges, and the central canal of the spinal cord A) Cerebrospinal fluid. B) Chromatophilic substance. C) Pineal gland. D) Sulcus. Show Answer Correct Answer: A) Cerebrospinal fluid. 18. Which lobe is responsible for sensation and language? A) Parietal. B) Occipital. C) Temporal. D) Frontal. Show Answer Correct Answer: A) Parietal. 19. Outer layer of gray matter of the cerebrum with all of the folds and grooves: A) Cerebral medulla. B) Cerebral cortex. C) Cerebellar cortex. D) Cerebellum. Show Answer Correct Answer: B) Cerebral cortex. 20. Which type of sensory receptor responds to sudden changes in temperature? ¿Qué tipo de receptor sensorial responde a cambios bruscos de temperatura? A) Thermoreceptors. B) Photoreceptors. C) Chemoreceptors. D) Mechanoreceptors. Show Answer Correct Answer: A) Thermoreceptors. ← 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