This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 345 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 345 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The part of the nervous system that regulates involuntary functions is known as the A) Central nervous system. B) Peripheral nervous system. C) Autonomic nervous system. D) Somatic nervous system. Show Answer Correct Answer: C) Autonomic nervous system. 2. Major organ of nervous system; contained within the skull A) Brainstem. B) Brain. C) Cerebellum. D) Central nervous system. Show Answer Correct Answer: B) Brain. 3. Neur/i, neur/o A) Nerve/nervous system. B) Bone marrow, spinal cord. C) Membrane covering the brain and spinal cord. D) Brain. Show Answer Correct Answer: A) Nerve/nervous system. 4. A specific cell that contains sensory receptors which receive stimuli from the environment. A) Receptor Cell. B) Nerve. C) Sensory Receptor. D) Conclusion. Show Answer Correct Answer: A) Receptor Cell. 5. What is the primary function of neurons in the nervous system? A) To provide structural support. B) To carry impulses around the body. C) To protect the nervous system. D) To supply nutrients to the nervous system. Show Answer Correct Answer: B) To carry impulses around the body. 6. The colored part of the eye is called the ..... A) Iris. B) Radius. C) Pupil. D) None of above. Show Answer Correct Answer: A) Iris. 7. The peripheral nervous system (PNS) is made of ..... A) All the nerves connected to the spinal cord and brain that extend in your body. B) Your skin. C) Your brain and spinal cord. D) Bones. Show Answer Correct Answer: A) All the nerves connected to the spinal cord and brain that extend in your body. 8. Part of a neuron that carries an impulse away from the cell body. A) Axon. B) Nucleus. C) Dendrite. D) Neuron. Show Answer Correct Answer: A) Axon. 9. Afferent neurons; carry impulses toward the CNS A) Neurons. B) Motor neurons. C) Interneurons. D) Sensory neurons. Show Answer Correct Answer: D) Sensory neurons. 10. What is the function of the autonomic (involuntary) nervous system? A) It controls skeletal muscles. B) It controls cardiac and smooth muscle, glands. C) It is responsible for sensory perception. D) It regulates voluntary movements. Show Answer Correct Answer: B) It controls cardiac and smooth muscle, glands. 11. Parts called effectors that are capable of bringing about change in the internal environment include muscles and ..... A) Somatics. B) Glands. C) Neuroglia. D) Axons. Show Answer Correct Answer: B) Glands. 12. Controls the reflex centers that regulate heartbeat, breathing and vasoconstriction. Place where crossover of messaging between spinal cord and brain occurs. A) Pons. B) Medulla oblongata. C) Thalamus. D) Cerebellum. Show Answer Correct Answer: B) Medulla oblongata. 13. The ..... division of your autonomic nervous system sounds your internal alarm bells while the ..... division calms you down and conserves your energy. A) Parasympathetic, sympathetic. B) Thoracolumbar, craniosacral. C) Craniosacral, thoracolumbar. D) Sympathetic, parasympathetic. Show Answer Correct Answer: D) Sympathetic, parasympathetic. 14. Which is not a part of the respiratory system? A) Lungs. B) Trachea. C) Aorta. D) Diaphragm. Show Answer Correct Answer: C) Aorta. 15. Photo- A) Light. B) Vision. C) Seeing. D) Hearing. Show Answer Correct Answer: A) Light. 16. What is the normal levels of cerebrospinal fluid (CSF) in the brain/spinal cord? A) 120-150ml. B) 100-120ml. C) 300-400ml. D) 70-100ml. Show Answer Correct Answer: A) 120-150ml. 17. The "large body" that connects the left and right cerebral hemispheres: A) Mammillary body. B) Frontal lobe. C) Callous body. D) Temporal lobe. Show Answer Correct Answer: C) Callous body. 18. The autonomic nervous system is responsible for controlling: A) Voluntary movements of the skeletal muscles. B) Involuntary movements of the skeletal muscles. C) Involuntary control of smooth and cardiac muscles and glands. D) Conscious control of sensory organs. Show Answer Correct Answer: C) Involuntary control of smooth and cardiac muscles and glands. 19. What are the two types of immune systems? A) Acquired & Adaptive. B) Innate & Acquired. C) Innate and Autoimmune. D) Red & White Blood Cells. Show Answer Correct Answer: B) Innate & Acquired. 20. A cluster of neuron cell bodies in the PNS A) Cortex. B) Nuclei. C) Ganglion. D) Nerve tracts. Show Answer Correct Answer: C) Ganglion. ← 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