This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 216 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 216 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The protective layer of neuroglia covering some axons. A) Myelin sheath. B) Dendrites. C) Conclusion. D) Axon. Show Answer Correct Answer: A) Myelin sheath. 2. Outer ear is also called ..... A) Ear drum. B) Pinna. C) Cochlea. D) You are. Show Answer Correct Answer: B) Pinna. 3. Clotting factors in our plasma that prevent blood loss from a wound A) Platelets. B) Spines. C) Plasma. D) Spatter. Show Answer Correct Answer: A) Platelets. 4. Main nervous system that is made up of the brain and spinal cord A) Somatic Nervous System. B) Central Nervous System. C) Autonomic Nervous System. D) Peripheral Nervous System. Show Answer Correct Answer: B) Central Nervous System. 5. A dendrite conducts nerve impulses ..... the cell body A) Away from. B) Toward. C) Both toward and away. D) Around, bypassing. Show Answer Correct Answer: B) Toward. 6. If it gets very hot outside $\rightarrow$ your skin temperature rises $\rightarrow$ sweat gland release sweat $\rightarrow$ sweat evaporates $\rightarrow$ cooling occurs.Which nerve takes impulses from the brain to the sweat glands ..... A) Somatic sensory. B) Visceral sensory. C) Somatic motor sensory. D) Visceral/autonomic motor sensory. Show Answer Correct Answer: D) Visceral/autonomic motor sensory. 7. This ear structure is responsible for balance. A) Eustachian tube. B) Cochlea. C) Tympanic membrane. D) Semicircular canal. Show Answer Correct Answer: D) Semicircular canal. 8. A girl pinches her fingers between 2 desks. She pulls her fingers away quickly. The stimulus in the scenario is ..... A) Fingers pinched between 2 desks. B) Pull fingers away. C) She yells "ow"!. D) None of above. Show Answer Correct Answer: A) Fingers pinched between 2 desks. 9. These use radioactive sugar injected into the bloodstream to tract the activity of brain cells, which is enhanced and color-coded by a computer. A) PET. B) MRI. C) FMRI. D) EEG. Show Answer Correct Answer: A) PET. 10. This division is the part of the PNS that deals with sensing a stimulus and sending a message towards the brain. A) They will bring it out. B) Somatic. C) Autonomic. D) Afferent. Show Answer Correct Answer: D) Afferent. 11. Which 1 is involuntary A) Autonomic reflex. B) Somatic reflex. Show Answer Correct Answer: A) Autonomic reflex. 12. Split A) Ish/o. B) Hydr/o. C) Sketch. D) Thalam/o. Show Answer Correct Answer: C) Sketch. 13. The brain and brain stem make up the: A) Peripheral Nervous System. B) Somatic Nervous System. C) Autonomic Nervous System. D) Central Nervous System. Show Answer Correct Answer: D) Central Nervous System. 14. Which of the following are the three main parts of the brain? A) Frontal, Temporal, and occipital. B) Brain, spinal corn, and nerves. C) Cerebrum, Cerebellum, and Brain Stem. D) Corpus callosum, cerebrum, and brain stem. Show Answer Correct Answer: C) Cerebrum, Cerebellum, and Brain Stem. 15. Ossicles A) Three small bones of the middle ear:malleus, Incus and stapes. B) Circular structure located behind the pupil and suspended in position by ligaments so as to refract light rays. C) The opening at the center of the iris (black part of eye). D) (Auricle), elastic cartilage covered by skin. Outer part, visible part of the ear. Show Answer Correct Answer: A) Three small bones of the middle ear:malleus, Incus and stapes. 16. A group of organs in the body that work together to perform particular functions. A) Body system. B) Tissue. C) Organism. D) Community. Show Answer Correct Answer: A) Body system. 17. A connective tissue that is more flexible than bone and protects the ends of bones from rubbing together. A) Marrow. B) Cartilage. C) Joint. D) Ligament. Show Answer Correct Answer: B) Cartilage. 18. The part of a neuron that is covered by myelin sheath: A) Dendrite. B) Axon. C) Cell body. D) Node of Ranvier. Show Answer Correct Answer: B) Axon. 19. After the cell has depolarized, what happens next? A) The Na+/K+ resets the membrane potential. B) Na+ gates open causing the cell to depolarize. C) K+ gates open causing the cell to repolarize. D) Ca+ gates open causing the neuron to release a neurotransmitter. Show Answer Correct Answer: C) K+ gates open causing the cell to repolarize. 20. Absence seizures are also called: A) Grand mal. B) Little harm. C) Tonic-clonic. D) Myoclonic. Show Answer Correct Answer: B) Little harm. ← 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