This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 554 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 554 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Neha smells a flower in a garden. Which part of her brain controls this smelling sense? A) Cerebrum. B) Cerebellum. C) Medulla. D) Deltoids. Show Answer Correct Answer: A) Cerebrum. 2. Which nerve is sensory & motor and responsible for facial sensation and chewing? A) Trigeminal (B). B) Olfactory (I). C) Vagus (X). D) Oculomotor (III). Show Answer Correct Answer: A) Trigeminal (B). 3. What does the Peripheral Nervous System (PNS) consist of? A) Brain and spinal cord. B) Ganglion and nerves. C) Neurons and dendrites. D) Axons and myelin sheath. Show Answer Correct Answer: B) Ganglion and nerves. 4. Chemical messengers that carry neural signal from one neuron to another A) Transmitters. B) Chemical transmitters. C) Synaptic transmitters. D) Neurotransmitters. Show Answer Correct Answer: D) Neurotransmitters. 5. What is the name of the small space between the axon of one nerve cell and the dendrite of another nerve cell? A) Myelin Sheath. B) Dendrite. C) Axon. D) Conclusion. Show Answer Correct Answer: D) Conclusion. 6. Motor Neurons send impulses from the brain and spinal cord to which of the following? A) Sensory organs. B) The heart. C) Effectors (glands or muscles). D) Interneurons. Show Answer Correct Answer: C) Effectors (glands or muscles). 7. Watering of the Mouth is an example of- A) Reflex Action. B) Voluntary Action. C) Involuntary Action. D) None of above. Show Answer Correct Answer: A) Reflex Action. 8. True or False, the ears are also responsible for hearing and balance A) True. B) False. Show Answer Correct Answer: A) True. 9. This is the middle layer of the cerebrum. A) Cerebral Cortex. B) Pia Mater. C) Basal Ganglia. D) Cerebral Medulla. Show Answer Correct Answer: D) Cerebral Medulla. 10. This monitors the body's response to injury and controls life-support functions such as heart rate and respiration. A) Cerebellum. B) Cerebrum. C) Hypothalamus. D) Medulla oblongata. Show Answer Correct Answer: D) Medulla oblongata. 11. Accommodation of the eye the refers to A) The ability of the ciliary muscles to change the shape of the lens. B) The ability of the iris to control the amount of light that enters the eye. C) The ability of the ciliary muscles to change the shape of the eye ball. D) The ability of the brain to interpret the meaning of an image that is upside down. Show Answer Correct Answer: A) The ability of the ciliary muscles to change the shape of the lens. 12. What "activates" the body's flight-or-fight response? A) Electrolytes. B) Hormones. C) Potassium. D) Sodium. Show Answer Correct Answer: B) Hormones. 13. The peripheral nervous system lies ..... of the central nervous system. A) Inside. B) Outside. Show Answer Correct Answer: B) Outside. 14. The uninsulated gaps, where the axon is exposed between the Schwann cells, are known as ..... A) Neurilemma. B) Nodes of Ranvier. C) Dendrites. D) Myelin Sheath. Show Answer Correct Answer: B) Nodes of Ranvier. 15. Neuron that receives messages A) Presynaptic. B) Motor. C) Postsynaptic. D) Action. Show Answer Correct Answer: C) Postsynaptic. 16. What is vision based on according to the provided information? A) Sound waves received through the ears. B) Light waves received through the eyes. C) Chemical signals received through the nose. D) Vibrations felt through the skin. Show Answer Correct Answer: B) Light waves received through the eyes. 17. Knots of capillaries within each ventricle that form the cerebral spinal fluid. A) Choroid plexus. B) Schwann cells. C) Synaptic cleft. D) Gray matter. Show Answer Correct Answer: A) Choroid plexus. 18. This type of immunity can be called nonspecific and refers to the bodies defenses that are present since birth. A) Resistance. B) Adaptive immunity. C) Acquired immunity. D) Innate immunity. Show Answer Correct Answer: D) Innate immunity. 19. What is the outermost meninx? A) Dura mater meninx. B) Arachnoid meninx. C) Subarachnoid space. D) Pia mater. Show Answer Correct Answer: A) Dura mater meninx. 20. The short extensions that receive signals. A) Dendrites. B) Neurons. C) Electrons. D) Axons. Show Answer Correct Answer: A) Dendrites. ← PreviousNext →Related 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 9Nervous System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books