This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 833 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 833 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which is the main part of the nervous system? A) Heart. B) Bones. C) Brain. D) Muscles. Show Answer Correct Answer: C) Brain. 2. What is also known as a nerve cell? A) Neuron. B) Sensory nerves. C) Dendrites. D) Toes. Show Answer Correct Answer: A) Neuron. 3. An example of a procedural memory would be: A) Knowing that London is the capital of England. B) Remembering what happened at your 18th birthday party. C) Knowing how to ride a bike. D) None of above. Show Answer Correct Answer: C) Knowing how to ride a bike. 4. Processes hearing, language and helps us identify faces. A) Frontal lobe. B) Parietal lobe. C) Occipital lobe. D) Temporal lobe. Show Answer Correct Answer: D) Temporal lobe. 5. The human brain is made of 100 billion neurons. Each neuron has a nucleus that contains genes. Many neurons bind together to form a nerve. A) Tissue. B) System. C) Organ. D) Cell. Show Answer Correct Answer: D) Cell. 6. Composed of two parts:central and peripheral A) Peripheral nervous system. B) Conclusion. C) Nervous system. D) Interneurons. E) Motor neurons. Show Answer Correct Answer: C) Nervous system. 7. Contractile fibers in muscle cells A) Neurofibrils. B) Adrenergic fiber. C) Postganglionic fiber. D) Preganglionic fiber. Show Answer Correct Answer: A) Neurofibrils. 8. What is the result of the nervous system's motor output? A) It gathers information from the environment. B) It processes and interprets sensory input. C) It activates muscles or glands. D) It serves as a sensory receptor. Show Answer Correct Answer: C) It activates muscles or glands. 9. Dendrites carry messages: A) From the neuroglia to the neuron. B) From the neuron to the neuroglia. C) To the cell body. D) Away from the cell body. Show Answer Correct Answer: C) To the cell body. 10. Which of the following is not associated with the dicephalon A) Epithelium. B) Hypothalamus. C) Pons. D) Thalamus. Show Answer Correct Answer: C) Pons. 11. Afferent means A) Moving parallel. B) Moving away from. C) Moving toward. D) Not moving. Show Answer Correct Answer: C) Moving toward. 12. Mark the following statement if it is part of the PNS or CNS.includes your brain and spinal cord A) Peripheral Nervous System. B) Central Nervous System. Show Answer Correct Answer: B) Central Nervous System. 13. Gives the cornea its bulging, round appearance A) Cornea. B) Vitreous Humor. C) Sclera. D) Aqueous Humor. E) Choroid. Show Answer Correct Answer: D) Aqueous Humor. 14. The cerebellum controls what? A) Coordination and balance. B) Body's vital functions. C) Voluntary movement. D) Conscious thoughts. Show Answer Correct Answer: A) Coordination and balance. 15. What initiates the process of smell (olfaction) according to the text? A) Molecules bind to receptors, creating action potentials (APs) that travel down the olfactory nerve. B) The olfactory bulb captures scent molecules directly from the air. C) The nasal cavity filters and identifies different smells. D) The frontal lobe identifies the smell without the need for receptors. Show Answer Correct Answer: A) Molecules bind to receptors, creating action potentials (APs) that travel down the olfactory nerve. 16. Identify parts of the EYE (black center) A) Sclera. B) Iris. C) Pupil. D) Cornea. E) Lens. Show Answer Correct Answer: C) Pupil. 17. What is the vitreous humor? A) The clear fluid that fills the anterior segment in front of the lens. B) The outer layer of the eye. C) The clear gel that fills the posterior segment of the eye behind the lens. D) The muscle that controls the lens shape. Show Answer Correct Answer: C) The clear gel that fills the posterior segment of the eye behind the lens. 18. What is the role of insulin? A) To increase blood sugar levels. B) To decrease blood sugar levels. C) To regulate calcium levels in the blood. D) To control the body's response to stress. Show Answer Correct Answer: B) To decrease blood sugar levels. 19. MSE A) Mental status exam. B) Mental sensitivity exam. C) Mental spectrum exam. D) Mental seasonal exam. Show Answer Correct Answer: A) Mental status exam. 20. Which of the following best describes the definition of "motor" as we use it in the concept of "motor output" within the Nervous System? A) Machine powered by electricity. B) Driven by a motor. C) Run or move as fast as possible. D) Producing motion or action. Show Answer Correct Answer: D) Producing motion or action. ← 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