This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 873 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 873 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Fatty layer insulating electrical impulses and increases speed of impulses going down the axon. A) Dendrites. B) Cell Body. C) Myelin Sheath. D) None of above. Show Answer Correct Answer: C) Myelin Sheath. 2. Thin filaments in a myofibril are A) Sarcomeres. B) Sarcoplasm. C) Actin. D) Myosin. Show Answer Correct Answer: C) Actin. 3. 60 Which of the following is a major risk factor for cardiovascular disease? a A) Regular exercise. B) A diet high in fruits and vegetables. C) High blood pressure. D) Low cholesterol levels. Show Answer Correct Answer: C) High blood pressure. 4. What system is microglia A) CNS. B) PNS. Show Answer Correct Answer: A) CNS. 5. Which part of the brain is responsible for inflating and deflating your lungs to keep you alive? A) Spinal cord. B) Cerebrum. C) Cerebellum. D) Brainstem. Show Answer Correct Answer: D) Brainstem. 6. Involved in emotional responses like recognizing facial expressions of fear. A) Amygdala. B) Basal ganglia. C) Brainstem. D) Medulla oblongata. Show Answer Correct Answer: A) Amygdala. 7. A ..... is the death of brain cells that occurs when an area of the brain is deprived of oxygen due to poor blood flow A) Stroke. B) Hemorrhage. C) Clot. D) None of above. Show Answer Correct Answer: A) Stroke. 8. The coloured part of eye is ..... A) Retina. B) Cornea. C) Lens. D) Iris. Show Answer Correct Answer: D) Iris. 9. A group of brain disorders characterized by repeated seizures over time A) Epilepsy. B) Dementia. C) Meningitis. D) Cerebral palsy. Show Answer Correct Answer: A) Epilepsy. 10. What are the current treatments for Parkinson's and Alzheimer's? A) No known treatments. B) Physical therapy and lifestyle changes. C) Medications, physical therapy, and surgery. D) Only surgery can treat these diseases. Show Answer Correct Answer: C) Medications, physical therapy, and surgery. 11. Neurons communicate with each other by sending electrical impulses called: A) Action potentials. B) Membrane potentials. C) Neuromodulators. D) Neurotransmitters. Show Answer Correct Answer: A) Action potentials. 12. Planning, recalling information, and decision making are all functions of the A) Brain stem. B) Cerebrum. C) Cerebellum. D) Hypothalamus. Show Answer Correct Answer: B) Cerebrum. 13. Interprets information from your senses, carries out memory and learning processes. A) Cerebrum. B) Cerebellum. C) Brain Stem. D) Spinal Cord. Show Answer Correct Answer: A) Cerebrum. 14. Part of the brain that is connects to the spinal cord A) Brainstem. B) CereBELLUM. C) Cerebrum. D) None of above. Show Answer Correct Answer: A) Brainstem. 15. This aspect of the assessment determines the client's ability to recognizeother people (person), awareness of when and where they presentlyare (time and place), and who they, themselves, are (self ). A) Orientation. B) Language. C) Memory. D) LOC. Show Answer Correct Answer: A) Orientation. 16. This is the control center of your body. A) Nucleus. B) Organ. C) Cerebrum. D) Brain. Show Answer Correct Answer: D) Brain. 17. Which of the following statements about Osteoarthritis is/are true? A) It occurs when the protective cartilage that cushions the ends of the bones wears down over time. B) Osteoarthritis symptoms can usually be managed, although the damage to joints can't be reversed. C) Staying active and maintaining a healthy weight might slow progression of the disease. D) All of the above. Show Answer Correct Answer: D) All of the above. 18. The pathway of vibrations through the ossicles from the eardrum, to the oval window is the A) Incus, malleus, then stapes. B) Stapes, incus, then malleus. C) Malleus, incus, then stapes. D) Malleus, stapes, then incus. Show Answer Correct Answer: C) Malleus, incus, then stapes. 19. What cranial nerve connects to our nose to carry information on smells? A) Olfactory. B) Optic. C) Facial. D) Vagus. Show Answer Correct Answer: A) Olfactory. 20. Which of the following receptors is responsible for the effects of epinephrine and norepinephrine on the sympathetic nervous system? A) Nicotinic receptors. B) Muscarinic receptors. C) Alpha-adrenergic receptors. D) Beta-adrenergic receptors. Show Answer Correct Answer: D) Beta-adrenergic receptors. ← 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