This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 491 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 491 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The peripheral nervous system has two types of neurons: A) Sensory and smooth neurons. B) Sensory and motor neurons. C) Motor and heart neurons. D) None of above. Show Answer Correct Answer: B) Sensory and motor neurons. 2. The human skull contains ..... bones. A) 22. B) 54. C) 12. D) 67. Show Answer Correct Answer: A) 22. 3. Pigment found in rods cells A) Lysozyme. B) Vitamin A. C) Rhodopsin. D) Iodopsins. Show Answer Correct Answer: C) Rhodopsin. 4. Two types of nerve impulses: A) Sensory and motor. B) White matter and gray matter. C) Dendrites and axons. D) Cytoplasm and nucleus. Show Answer Correct Answer: A) Sensory and motor. 5. All of the following are functions of the nervous system EXCEPT: A) Collect sensory information. B) Process incoming information within an integration center. C) Circulating nutrients throughout the body. D) Evaluate sensory information and decide on appropriate motor neuron action. Show Answer Correct Answer: C) Circulating nutrients throughout the body. 6. The time required for the neurotransmitter to diffuse across a post synaptic neuron's membrane is called A) Synaptic Fatigue. B) Electrical Potential. C) Diffusion Delay. D) Synaptic Delay. Show Answer Correct Answer: D) Synaptic Delay. 7. The substance which provides the eyeball with most of the material to maintain its shape is the: A) Aqueous humor. B) Ciliary body. C) Choroid coat. D) Vitreous humor. E) Canal of schlemm. Show Answer Correct Answer: D) Vitreous humor. 8. The basic cells of the nervous system, carrying nerve impulses from one part of the body to another, are called: A) Microglia. B) Astrocytes. C) Neuralgia. D) Neurons. Show Answer Correct Answer: D) Neurons. 9. Controls eyeball movement and pupil size A) Spinal Cord. B) Spinal cord elongated. C) Pons. D) Midbrain. Show Answer Correct Answer: D) Midbrain. 10. What is the diencephalon? A) The part of the brain responsible for higher cognitive functions and executive control. B) The area primarily associated with emotional regulation and memory consolidation. C) A region comprising structures like the thalamus and hypothalamus, involved in sensory relay and homeostasis. D) The division responsible for coordinating motor activities and movement regulation. Show Answer Correct Answer: C) A region comprising structures like the thalamus and hypothalamus, involved in sensory relay and homeostasis. 11. The ..... lobe of the brain is responsible for visual processing. A) Frontal. B) Occipital. C) Parietal. D) Temporal. Show Answer Correct Answer: B) Occipital. 12. "Receives message from interneurons and trigger output, such as in muscles" refer to A) Sensory neurons. B) Interneurons. C) Receptors. D) Motor neurons. Show Answer Correct Answer: D) Motor neurons. 13. Which sensory receptor is responsible for sensing changes in chemical concentratrions? A) Chemoreceptors. B) Nociceptors. C) Thermoreceptors. D) Mechanoreceptors. Show Answer Correct Answer: A) Chemoreceptors. 14. Which gland is called the "master gland?" A) Adrenals. B) Pancreas. C) Pituitary. D) Thyroid. Show Answer Correct Answer: C) Pituitary. 15. Transient Ischemic Attack (TIA) A) Injury to the brain caused by a blow. B) Minor stroke; where neurological function is regained quickly with time. C) A prolonged feeling of helplessness, hopelessness, and sadness. D) A slowly progressive decline in mental abilities, including memory, thinking, and judgment, that is often accompanied by personality changes. Show Answer Correct Answer: B) Minor stroke; where neurological function is regained quickly with time. 16. These are changes in environment that cause your System to respond. A) Sensory input. B) Integration. C) Motor output. D) Stimuli. Show Answer Correct Answer: D) Stimuli. 17. Schwann cells have a similar function in the peripheral nervous system as these cells have in the central nervous system: A) Oligodendrocytes. B) Astrocytes. C) Microglia. D) Ependymal cells. Show Answer Correct Answer: A) Oligodendrocytes. 18. What part of the nervous system is responsible for increasing the heart rate, diverting blood to major muscle groups, and preparing the body to escape a dangerous situation? A) Spinal Nerves. B) Sympathetic. C) Parasympathetic. D) Spinal Nerves. Show Answer Correct Answer: B) Sympathetic. 19. Which of the following is a receptor? A) Heart. B) Brain. C) Tongue. D) Stomach. Show Answer Correct Answer: C) Tongue. 20. The diencephalon is composed primarily of ..... A) The cerebellum, brain stem and cerebrum. B) The brain stem, hippocampus and amygdala. C) The thalamus, hypothalamus and epithalamus. D) The midbrain, pons and cerebrum. Show Answer Correct Answer: C) The thalamus, hypothalamus and epithalamus. ← 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