This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 93 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 93 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. There are around 86 billion neurons in the typical adult human brain. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 2. Ears also help in maintaining balance of our body. A) True. B) False. Show Answer Correct Answer: A) True. 3. What do Axon Terminals do? A) Produces fatty tissue for the Myelin Sheath. B) Sends information to the next cell. Show Answer Correct Answer: B) Sends information to the next cell. 4. Space between myelin sheaths A) Node of ranvier. B) Nissl body. C) Conclusion. D) Dendrite. Show Answer Correct Answer: A) Node of ranvier. 5. -the A) Gray. B) Within, inside, into. C) Hernia, tumor, swelling. D) Head, skull, cranium. Show Answer Correct Answer: C) Hernia, tumor, swelling. 6. What is the number of millivolts (mV) that a neuron is at during the Resting Potential phase A) +30 mV. B) -55 mV. C) -70 mV. D) -75 mV. Show Answer Correct Answer: C) -70 mV. 7. Miscarriage A) Contain. B) Miscarriage. C) Running. D) None of above. Show Answer Correct Answer: B) Miscarriage. 8. Which of the following is largest part of the brain A) Cerebellum. B) Cerebrum. C) Pons. D) Medulla. Show Answer Correct Answer: B) Cerebrum. 9. Are amitotic A) Neurons. B) Neuroglia. Show Answer Correct Answer: A) Neurons. 10. Nerves cells responsible for receiving external stimuli passing signals to central nervous system A) Motor neurons. B) CNS. C) PNS. D) Sensory neurons. Show Answer Correct Answer: D) Sensory neurons. 11. What happens in the eardrum? A) Sound waves vibrate the skin and delivers vibrations. B) Sound waves make the tiny hairs in your ear move. C) Carries the message to the brain. D) None of above. Show Answer Correct Answer: A) Sound waves vibrate the skin and delivers vibrations. 12. When an axon becomes depolarized, this means the inside becomes what charge? A) Negative. B) Postive. Show Answer Correct Answer: B) Postive. 13. What is the central nervous system (CNS) made up of? A) Brain & spinal cord. B) Sensory receptors. Show Answer Correct Answer: A) Brain & spinal cord. 14. Part of the brain involved with voluntary movement of skeletal muscle? A) Temporal Lobe. B) Frontal Lobe. C) Parietal Lobe. D) Occipital Lobe. Show Answer Correct Answer: B) Frontal Lobe. 15. What are the 3 parts of the brain? A) Dendrites, axons, axon endings. B) Spinal cord, medulla, neurons. C) Brain, cerebellum, brain stem. D) Central, peripheral, axons. Show Answer Correct Answer: C) Brain, cerebellum, brain stem. 16. Constipation A) Constipation. B) Upper abdomen. C) Diarrhea. D) None of above. Show Answer Correct Answer: A) Constipation. 17. What does the neuron's Cell Body do? A) Controls the actions of the neuron. B) Produces food for the neuron. C) Carries information from the cell body to other neuronsThis is a wrong answer. D) Controls speed of electrical signal through the axon. Show Answer Correct Answer: B) Produces food for the neuron. 18. During the transmission of an action potential across a synapse, Ca2+ channels open e triggering the synaptic vesicles to release ..... to pass the signal to the postsynaptic neuron. A) Na+. B) Action potentials. C) Receptors. D) Neurotransmitters. Show Answer Correct Answer: D) Neurotransmitters. 19. The dendrites of a neuron ..... A) Contains the nucleus and other organelles. B) Receive signals or respond to stimuli. C) Allow for the transmission/propagation of an action potential. D) Allow for the secretion of neurotransmitters to target cells. Show Answer Correct Answer: B) Receive signals or respond to stimuli. 20. The brain stem structure that controls breathing and heart rate A) Amygdala. B) Thalamus. C) Pons. D) Medulla. Show Answer Correct Answer: D) Medulla. ← 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