This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 727 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 727 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. One of the most common neurotransmitters in both invertebrates and vertebrates A) Acetylocholine. B) Temporal summation. C) Synaptic cleft. D) EPSPs. Show Answer Correct Answer: A) Acetylocholine. 2. Which term matches the following definition. Definition:Parts of the nervous system that sends an electrical signal through your sensory neurons to the control centre. This part of the nervous system "senses" . A) Sensory Receptors. B) Sensory Neurons. C) Effectors. D) Motor Neurons. E) Response. Show Answer Correct Answer: A) Sensory Receptors. 3. Outermost covering of the brain, composed of tough fibrous connective tissue: A) Pia Mater. B) Dura Mater. C) Arachnoid. D) None of above. Show Answer Correct Answer: B) Dura Mater. 4. Which channels are necessary for generating action potentials A) Na leak channels. B) K leak channels. C) Voltage gated Na channels. D) Chemically gated K channels. Show Answer Correct Answer: C) Voltage gated Na channels. 5. A change in the external (outside) environment of an organism that causes a response. A) Internal Stimulus. B) External Stimulus. C) Stimulus. D) Response. Show Answer Correct Answer: B) External Stimulus. 6. During which phase of an action potential do sodium channels open up and the inside of the cell go from a negative to a positive charge? A) Depolarization. B) Polarization. C) Repolarization. D) Resting phase. Show Answer Correct Answer: A) Depolarization. 7. Which of the following is the correct sequence: A) Effector, afferent neuron, integration center, efferent neuron, receptor. B) Receptor, afferent neuron, integration center, efferent neuron, effector. C) Effector, efferent neuron, integration center, afferent neuron, receptor. D) Receptor, efferent neuron, integration center, afferent neuron, effector. Show Answer Correct Answer: B) Receptor, afferent neuron, integration center, efferent neuron, effector. 8. Acts as shock absorbersource of nutrients for the brain A) Medulla oblongata. B) Cerebellum. C) Cerebrospinal Fluid. D) Brain. Show Answer Correct Answer: C) Cerebrospinal Fluid. 9. A loss of feeling is called ..... A) Deafness. B) Blindness. C) Numbness. D) Unsteadiness. E) Incoordination. Show Answer Correct Answer: C) Numbness. 10. The pressure of cerebrospinal fluid is usually measured by introducing a hollow needle between lumbar vertebrae into the A) Dura mater. B) Arachnoid mater. C) Subarachnoid space. D) Pia mater. Show Answer Correct Answer: C) Subarachnoid space. 11. Which neurotransmitter is associated with feelings of pleasure and reward? A) Dopamine. B) Serotonin. C) GABA. D) Glutamate. Show Answer Correct Answer: A) Dopamine. 12. Which section of the brain helps regulate heartbeat and respiration? A) Cerebellum. B) Cerebrum. C) Diencephalon". D) Brain stem. Show Answer Correct Answer: D) Brain stem. 13. An action is called a ..... A) Stimulus. B) Message. C) Response. D) Nerve. Show Answer Correct Answer: C) Response. 14. Cells that transmit electrical impulses A) Neurons. B) Cell body. C) Dendrites. D) Axon. Show Answer Correct Answer: A) Neurons. 15. What meninges are a outermost layer, tough connective tissue. A) Dura mater. B) Pia mater. C) Arachnoid mater. D) None of above. Show Answer Correct Answer: A) Dura mater. 16. Which nervous system controls the 12 cranial nerves and 31 spinal nerves A) PNS. B) CNS. Show Answer Correct Answer: A) PNS. 17. Touch, pain, pressure A) Parietal lobe. B) Occipital lobe. C) Frontal lobe. D) Temporal lobe. Show Answer Correct Answer: A) Parietal lobe. 18. Which part of the Nervous System, includes smaller neurons that gather information from the rest of the body and reports back to the Central Nervous System? A) A reflex. B) The node of Ranvier. C) The CNS. D) The Peripheral Nervous System. Show Answer Correct Answer: D) The Peripheral Nervous System. 19. Which brain function might be directly affected by an injury to the frontal lobe? A) Processing sound input. B) Recognizing faces. C) Processing light input. D) Making decisions. Show Answer Correct Answer: D) Making decisions. 20. How many nerve cells are in the human body? A) 86 million. B) 86 billion. C) 86 billion. D) 97 billion. Show Answer Correct Answer: B) 86 billion. ← PreviousNext →Related 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 9Nervous System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books