This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 113 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 113 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does the nervous system control? A) Only the movement of limbs. B) Everything you do. C) Only involuntary actions. D) Only voluntary actions. Show Answer Correct Answer: B) Everything you do. 2. Most patients with generalized anxiety disorder also have another: A) Psychiatric disorder. B) Cardiovascular disorder. C) Respiratory disorder. D) Integumentary disorder. Show Answer Correct Answer: A) Psychiatric disorder. 3. The strength of an impulse is always the same-either there is an impulse in response to a stimulus or there is not.What principle is this? A) All or none principle. B) In the middle principle. C) Depends on the severity of the co action. D) The neuronic principle. Show Answer Correct Answer: A) All or none principle. 4. Part of the musculoskeletal system is the skeleton. There are 206 bones in an adult human skeleton. Any place where two bones meet is called a ..... There are some that can rotate in a circle, some that can open and close, and some that do not move at all. A) Ligament. B) Joint. C) Tendon. D) Socket. Show Answer Correct Answer: B) Joint. 5. What protects your internal organs? (for example, your heart and lungs) A) Skeleton. B) Muscles. C) Digestive. D) Nervous system. Show Answer Correct Answer: A) Skeleton. 6. Innermost membrane that clings tightly to the surface of the brain and spinal cord A) Pia mater. B) Dura mater. C) Arachnoid mater. D) None of above. Show Answer Correct Answer: A) Pia mater. 7. What is the function of the somatic system? A) Regulates the activities of glands, smooth muscle, and the heart. B) Takes sensory information from sensory receptors to the CNS. C) Sends back motor commands from the CNS to the muscles. D) Controls the skeletal muscles. Show Answer Correct Answer: C) Sends back motor commands from the CNS to the muscles. 8. Coordinates breathing and heart movements. A) Brain stem. B) Spinal cord. Show Answer Correct Answer: A) Brain stem. 9. What does the auricle do? A) Skin made for piercing. B) Collects sound and funnels it down the ear canal. C) Helps with balance. D) Collects dust and dirt. Show Answer Correct Answer: B) Collects sound and funnels it down the ear canal. 10. Your skeletal system is in charge of making your blood. A) True. B) False. Show Answer Correct Answer: A) True. 11. This is the part of the brain stem that controls the rate and depth of breathing. A) Diencephalon. B) Midbrain. C) Pons. D) Spinal cord elongated. Show Answer Correct Answer: C) Pons. 12. Multiple Sclerosis (MS) A) A large structure of the hindbrain that controls fine motor skills. B) Numbness and tingling in extremities. C) Injury to the brain caused by a blow. D) Destruction of the myelin sheath on neurons in the CNS and its replacement by plaques of sclerotic (hard) tissue. Show Answer Correct Answer: D) Destruction of the myelin sheath on neurons in the CNS and its replacement by plaques of sclerotic (hard) tissue. 13. Nerves are made up of nerve cells called as ..... A) Axon. B) Dendrites. C) Neurons. D) None of above. Show Answer Correct Answer: C) Neurons. 14. ..... layers of connective tissue under the skull cover the brain. A) Three. B) Five. C) Ten. D) None of above. Show Answer Correct Answer: A) Three. 15. Which of the following best describes how signals travel on neurons in the human body? A) Cell body $\rightarrow$ axon $\rightarrow$ dendrite. B) Axon $\rightarrow$ cell body $\rightarrow$ dendrite. C) Dendrite $\rightarrow$ cell body $\rightarrow$ axon. D) Either choice a or b depending on where the signal originates. Show Answer Correct Answer: C) Dendrite $\rightarrow$ cell body $\rightarrow$ axon. 16. The stimulation of an endocrine gland leads to ..... A) Secretion of a substance (many different types) to an epithelial surface. B) Secretion of a hormone to the bloodstream. C) Secretion of a hormone to an epithelial surface. D) Secretion of a substance (many different types) to the bloodstream. Show Answer Correct Answer: B) Secretion of a hormone to the bloodstream. 17. The peripheral nervous system (PNS) is made up of A) The brain only. B) The brain and spinal cord. C) The spinal cord only. D) All the nerves in the body. Show Answer Correct Answer: D) All the nerves in the body. 18. Schwann cells form the myelin sheath around the A) Nodes of ranvier. B) Axon. C) Dendrites. D) Nucleus. E) Cell body. Show Answer Correct Answer: B) Axon. 19. What do barroreceptors respond to> A) Pressure. B) Strain/stress. C) Heat. D) Chemicals. Show Answer Correct Answer: A) Pressure. 20. Sensory neuron definition: A) Neurons that transmit vibes to the brain and spinal cord. B) Neurons that transmit impulses from receptors to the brain and spinal cord. Show Answer Correct Answer: B) Neurons that transmit impulses from receptors to the brain and spinal cord. ← 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