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Nervous System Quiz 74 (60 MCQs)

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1. During resting potential, the inside of the neuron has a(n) ..... charge compared with the outside of the neuron
2. The type of nerve cell that carries information (nerve impulses).
3. During which phase of the action potential is the sodium voltage-gated ion channel closed and the potassium voltage-gated ion channel open?
4. Which among the following is NOT a glial cell?
5. How do pairs of skeletal muscles work together?
6. Motor fibers that activate the sternocleidomastoid and trapezius muscles
7. Nerves can carry signals at 100 meters per second
8. The brain and spine make up the ..... nervous system.
9. What is located at the back of the eyeball?
10. Part of the motor division responsible for conscious or voluntary control of skeletal muscles and reflexes
11. The ..... is the web-like middle layer of the meninges.
12. In a resting cell membrane
13. ..... is the ability to focus 2 eyes on the same object and is what gives us three dimensional vision.
14. ..... help destroy bacterial cells and cellular debris.
15. Which neurons carry messages to the central nervous system
16. What type of neuroglial cell attaches neurons to capillaries to form the blood brain barrier?
17. The femoral nerve is part of the ..... plexus
18. An action potential is measured at ..... mV.
19. The cerebrum controls conscious thought, voluntary movement and receives sensory messages from body parts.
20. Photoreceptors are in the eyes and they receive messages from the eyes and pass them along the optic nerve. what branch of the PNS would they assist?
21. What are the bumps on the surface of the tongue called?
22. Multiple sclerosis destroys the myelin sheath.
23. What are the nerve cells that carry impulses from the CNS to the muscles or organs to carry out an action?
24. The skin contains many different types of nerve endings that help us feel
25. The skin is made of three layers:
26. Another name for afferent nerves
27. A girl's pupils got smaller when a flashlight was shined in her eyes. The response in this situation was
28. Which part of the brain is responsible for language and thinking?
29. Which part of a neuron serves as an insulating layer that allows faster transmission of electric impulses?
30. NERVES THAT BRANCH AWAY FROM THE BRAIN AND THE SPINAL CORD. INCLUDES SOMATIC AND AUTONOMIC NERVOUS SYSTEMS
31. The part of the nervous system that includes nerves and is not part of the brain or spinal cord.
32. What does the nervous system do in response to changes in the environment?
33. The dendrite is also known as the neuron.
34. A ..... eyes can look in opposite directions.
35. One of the neurotransmitters that stimulates nerve endings, and is inhibited by cholinesterase, is called .....
36. Myelinated axons make up this part of the brain and spinal cord
37. Reflexes are involuntary, quick reactions to protect the body?
38. As you grow and learn, messages travel from one neuron to another over and over, creating connections, or pathways, in the brain.
39. Gustatory cells, a type of ..... are located between papillae on the tongue
40. Heart rate can be defined as .....
41. What is the function of the mylein sheath?
42. Electrical nerve impulses within a neuron are called .....
43. Which part of the brain helps you learn new things in PE?
44. A soft, spongy mass of nerve cells and supportive tissue:
45. Which part of the nervous system consists of the outside of the brain and spinal cord, spinal nerves, and cranial nerves
46. (Identify the type of muscle contraction described below as eccentric, concentric, both, or none. Answers may be used more than once.)Muscle contraction moves the body segment against gravity is
47. Two branches of the nervous system are autonomic and somatic, the one that controls the digestion, breathing and other involuntary functions is
48. The nervous system
49. Which lobe is responsible for language, hearing, and speech?
50. When we touch a hot object, the sensory nerve immediately passes a message to the
51. Pass the message between the brain and the spinal cord.
52. Which type of cell is being described?-Monitor the health of nearby neurons with their "thorny" processes-Transform into special macrophages that phagocytize invading microorganisms or dead neurons.
53. Alexa is presenting a project in front of her class. She starts sweating and her heart rate increases. This is an example of the autonomic nervous system, sympathetic division.
54. What is the job of a neuron?
55. The membranes covering the brain and spinal cord are the .....
56. This system control the voluntary movement of skeletal muscle, bones and skin.
57. The long, fiber like part of a neuron which the cell sends information to receiving neurons
58. The brain is inside the skull. It controls the functions of the body.
59. Nerves that originate in the spinal cord.
60. The "all-or-nothing" law states that
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