This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 50 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 50 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which system is made up of organs whose primary function is movement? A) Nervous. B) Respiratory. C) Muscular. D) Skeletal. Show Answer Correct Answer: C) Muscular. 2. What do photoreceptors respond to> A) Heat. B) Light. C) Pressure. D) Chemicals. Show Answer Correct Answer: B) Light. 3. Thirst and hunger A) Motor cortex. B) Broca's area. C) Hippocampus. D) Wernicke's area. E) Hypothalamus. Show Answer Correct Answer: E) Hypothalamus. 4. True or False? Reflex is a conscious decision A) True. B) False. Show Answer Correct Answer: B) False. 5. The connection between the large brain and the spinal cord is called A) Brain. B) Brain Stem. C) Spinal cord. D) Forebrain. Show Answer Correct Answer: B) Brain Stem. 6. This is a relay station for all impulses traveling up. This structure makes sure impulses get to the correct region of the brain. This structure also makes you aware of certain sensations like pain, touch, and temperature. A) Thalamus. B) Hypothalamus. C) Midbrain. D) Pons. Show Answer Correct Answer: A) Thalamus. 7. Gaps between the myelin sheath A) Nodes of myelin. B) Nodes of ranvier. C) Rainfall. D) Schwann cells. Show Answer Correct Answer: B) Nodes of ranvier. 8. What are the two main organs of the nervous system? A) The heart and brain. B) The brain and spinal cord. C) The spinal cord and the nerves. D) The brain and nerves. Show Answer Correct Answer: B) The brain and spinal cord. 9. These nerves only carry signals TO the central nervous system. A) Motor nerves. B) Efferent nerves. C) Mixed nerves. D) Afferent nerves. Show Answer Correct Answer: D) Afferent nerves. 10. If a motor neuron involved in a reflex arc is damaged, which event in that arc is least likely to occur? A) Contraction of a muscle. B) Stimulation of an interneuron. C) Reception of a stronger stimulus by the sense organ. D) Secretion of a neurotransmitter by the sensory neuron. Show Answer Correct Answer: A) Contraction of a muscle. 11. What are the type of sensory receptors A) Pain receptor. B) Thermoreceptors. C) Photoreceptors. D) All of the above. Show Answer Correct Answer: D) All of the above. 12. The cell body of a nerve cell contains what? A) Nucleus. B) Dendrites. C) Axon. D) Cell body. Show Answer Correct Answer: A) Nucleus. 13. The CF neur/o means A) Thick. B) Spinal cord. C) Nerve. D) Sheath. Show Answer Correct Answer: C) Nerve. 14. What kind of cells make up the nervous system? A) Brain. B) Neurons. C) Blood cells. D) Spinal Cord. Show Answer Correct Answer: B) Neurons. 15. The nervous system includes ..... A) The table, the food, and the fridge. B) The brain, the one cord, and the body. C) The brain, the spinal cord, and the spine. D) The brain, the spinal cord, and the nerves. Show Answer Correct Answer: D) The brain, the spinal cord, and the nerves. 16. The ..... is the part of the brainstem that links the medulla oblongata and the thalamus. A) Cerebellum. B) Temporal lobe. C) Pons. D) Cerebrum. Show Answer Correct Answer: C) Pons. 17. Type of neuron that perceive information about your environment. A) Motor Neuron. B) Interneuron. C) Sensory Neuron. D) None of above. Show Answer Correct Answer: C) Sensory Neuron. 18. With the process of motor output, messages can be sent from the brain to muscles or ..... (Hint-look back at your "functions" notes) A) Hands. B) Glands. C) Muscles. D) Adrenaline. Show Answer Correct Answer: B) Glands. 19. Term used to describe axons that do not have a myelin sheath and appear gray in color. A) Synaptic. B) Sheathless. C) Myelinated. D) Unmyelinated. Show Answer Correct Answer: D) Unmyelinated. 20. A baby born without a brain is diagnosed as having ..... A) Bradyencephaly. B) Encephalomegaly. C) Anencephaly. D) Spina bifida. Show Answer Correct Answer: C) Anencephaly. ← 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