Biology II Practice Test
1. The _________________________ nervous system controls the involuntary "fight or flight" response. 2. _____________________________________ neurotransmitters stop movement of an impulse. 3. The ______________________________________ nervous system controls voluntary functions. 4. _________________________________________ neurons carry signals from the CNS to the PNS. 5. The ______________________ nervous system is composed of sympathetic and parasympathetic nerves. 6. The brain and spinal cord comprise the _________________________________ nervous system. 7. Neurotransmitters diffuse across the _________________________ when passing from neuron to neuron. 8. All of the nerves outside of the CNS comprise the ____________________________ nervous system. 9. The ________________________ are the most abundant neuroglia that connect capillaries to nerves. 10. The _________________________________________ in the parietal lobe interprets taste. 11. The ________________________ fissure separates the cerebrum into right and left cerebral hemispheres. 12. Neurons are ______________________________________, which means they can't reproduce. 13. A ____________________________________ is a cavity in the brain filled with cerebrospinal fluid. 14. Another name for the cerebral hemispheres is the ___________________________________________. 15. The midbrain, pons, and medulla are parts of the __________________________________________. 16. The thalamus, epithalamus, and hypothalamus are parts of the ________________________________. 17. The __________________________________________ is NOT a lobe of the brain. 18. Heart rate, blood pressure, coughing, and sneezing are controlled by the _________________________. 19. As the diameter of a nerve gets larger, the nerve impulse moves ______________________________. 20._________ is a degenerative brain disease tha causes slow, progressive loss of memory and motor control. 21. A ______________________________________ is a slight injury to the brain that is reversible. 22. The _____________________________are 3 layers of membrane surrounding the brain and spinal cord. 23. The ____________________________________ regulates body temperature and food intake. 24. The __________________ supports and cushions the brain & spinal cord and helps to nourish them. 25. ________________________ can result when blood circulation to the brain is blocked and tissue dies. 26. The __________________________________ consists of the pineal gland and the choroid plexus. 27. The _______________ secretes melatonin, helps regulate the sleep-wake cycle, and relates to mood. 28. The ________________________________ is responsible for coordinating your muscle movement. 29. The ____________________ is the emotional center of the brain. It's located around the diencephalon. 30. There are _____________________ of spinal nerve roots extending from the spinal cord. 31. The ______________________________________ nerve fibers carry messages to the brain. 32. _________________________________________ respond to light. 33. _________________________________________ are found in the internal organs. 34. ____________________________________ respond to touch, pressure, vibrations, and stretching. 35. _________________________________________ respond to pain. 36. _________________________________________ are found in the skin. 37. The _________________________ nerve fibers carry messages from the brain down the spinal cord. 38. _______________________________ are found in the muscles, joints, and associated structures. 39. _________ is when cerebrospinal fluid is withdrawn and the ventricles filled with air to see them better. 40. The _____________________________________ goes to the internal organs in the torso. 41. The _____________________________________ nerve is for vision. 42. The _____________________________________ nerve goes to the facial muscles. 43. ______________________________________ reflexes activate skeletal muscles. 44. _____________________________________ nerves go directly from the brain to a part of the body. 45. ________________________________________ nerves are the most common type of nerve. |