11. 1. 2. What two communication systems run through the body? NERVOUS SYSTEM ENDOCRINE SYSTEM What are the two parts of the Nervous System? CENTRAL NERVOUS SYSTEM PERIPHERAL NERVOUS SYSTEM 3. What are the two parts of the Central Nervous System? BRAIN and SPINAL CORD 4. What are the two parts of the Peripheral Nervous System? SOMATIC NERVOUS SYSTEM AUTONOMIC NERVOUS SYSTEM 5. 6. What are the two parts of the Autonomic Nervous System? SYMPATHETIC NERVOUS SYSTEM PARASYMPATHETIC NERVOUS SYSTEM What is the term for the body’s response to a potentially dangerous or stressful situation? FIGHT OR FLIGHT RESPONSE 7. What is the term for the body’s response to a relaxing and calming situation? REST AND DIGEST RESPONSE 8. When your body’s fight or flight response mechanism is triggered, what part of the brain is activated? HYPOTHALAMUS 9. 10. When your body’s fight or flight response mechanism is triggered, which nervous system is activated? SYMPATHETIC NERVOUS SYSTEM Please name three physical reactions to a stressful reaction? PUPILS DILATE HEART RATE INCREASES DIGESTIVE SYSTEM SHUTS DOWN 12. When your body’s fight or flight response mechanism is triggered, which gland is activated? PITUITARY GLAND What hormone does the pituitary gland secrete? ADRENOCORTICOTROPIC HORMONE (ACTH) 13. What three hormones does the adrenal gland secrete? CORTISOL EPINEPHRINE NOREPINEPHRINE 14. Coffee causes the release of what hormone? CORTISOL 15. Cortisol causes an increase in what? BELLY FAT 16. Epinephrine is also called what? ADRENALINE 17. Norepinephrine is also called what? NORADRENALINE 18. Too much cortisol what disease? CUSHING’S SYNDROME 19. Too little cortisol causes what disease? ADDISON’S DISEASE 20. What is the term for good stress? EUSTRESS 21. What is the term for bad stress? DISTRESS 22. Type of conflict situation: two attractive options. APPROACH-APPROACH 23. Type of conflict situation: two bad options. AVOIDANCE-AVOIDANCE 24. Type of conflict situation: both good and bad options. APPROACH-AVOIDANCE 25. Type of conflict situation: multiple good and bad options. DOUBLE APPROACH-AVOIDANCE 26. 27. cells? 28. 29. 30. 31. 32. What term refers to the brain’s ability to continually reorganize itself on the basis of environmental input? PLASTICITY 38. Parkinson’s disease is caused by an undersupply of what neurotransmitter? DOPAMINE 39. Schizophrenia is caused by an oversupply of what neurotransmitter? DOPAMINE 40. What neurotransmitter is your body’s natural pain killer? ENDORPHINS 41. What are sensory neurons also called? AFFERENT NEURONS 42. What are motors neurons also called? EFFERENT NEURONS 43. What are the three parts of the brain? FOREBRAIN MIDBRAIN HINDBRAIN 44. What is the outer layer of the forebrain called? CEREBRAL CORTEX 45. What is the inner layer of the forebrain called? CEREBRUM 46. What are the four parts of the Limbic System? HIPPOCAMPUS HYPOTHALAMUS AMYGDALA THALAMUS The brain is composed of what two kinds of NERVE CELLS (NEURONS) GLIAL CELLS What brain cells act as glue and garbage collectors for dead neuron cells? GLIAL CELLS Electro-chemical message sent from one neuron to another. ACTION POTENTIAL Please name the nerve fiber which sends the action potential away from the neuron. AXON Please name the nerve fiber which receives the action potential from another neuron. DENDRITE What is the fatty white substance which insulates some axon fibers called? MYELIN SHEATH 33. What disease does a person develop if their myelin sheath breaks down? MULTIPLE SCLEROSIS (MS) 34. What is the gap between two neurons called? SYNAPSE 47. 35. What is the name of the chemical which carries the action potential message over the synapse called? NEUROTRANSMITTER Which part of the Limbic System filters incoming external sensory information? THALAMUS 48. Depression is caused by an undersupply of what neurotransmitter? SEROTONIN Which part of the Limbic System monitors incoming internal sensory information? HYPOTHALAMUS 49. Which part of the Limbic System converts working memory into long term memory? HIPPOCAMPUS 36. 37. Alzheimer’s disease is caused by an undersupply of what neurotransmitter? ACETYLCHOLINE 50. Which part of the Limbic System regulates our emotions? AMYGDALA 62. What brain imaging machine shows both the structure and functioning of the brain? fMRI 51. What part of the brain links the forebrain with the hindbrain? MIDBRAIN 63. Stage one sleep is characterized by what kind of brain waves? ALPHA WAVES 52. 64. Stage two sleep is characterized by what kind of brain waves? THETA WAVES What are the three parts of the hindbrain? CEREBELLUM MEDULLA PONS 53. What part of the hindbrain controls finely coordinated movements? CEREBELLUM 54. What part of the hindbrain controls breathing and heart rate? MEDULLA 55. What part of the hindbrain controls sleep and links the brain to spinal cord? PONS 56. A cut or a purposeful destruction of a specific part of the brain to learn more about the brain and behavior is called what? LESION 57. Please name the railroad worker whose personality dramatically changed after he suffered damage to his frontal lobe. PHINEAS GAGE 58. What machine records electrical activity in large portions of the brain and is used to study sleep? EEG 59. What brain imaging machine uses X rays to produce an image of the Brain’s structure? CT scan 60. What brain imaging machine shows how the brain functions? PET scan 61. What brain imaging machine uses magnets produce an image of the Brain’s structure? MRI 65. Stage four sleep is characterized by what kind of brain waves? DELTA WAVES 66. Stage one sleep is characterized by sudden jerks called what? HYPNIC TWITCHES 67. Stage two sleep is characterized by what kind of EEG waveforms? SLEEP SPINDLES K COMPLEXES 68. Deep sleep occurs during which sleep stage? STAGE 4 69. Parasomnias occur during which sleep stage? STAGE 4 70. What does REM stand for? RAPID EYE MOVEMENT 71. REM sleep is also called what? ACTIVE SLEEP PARADOXICAL SLEEP 72. This sleep disorder affects older men; they act out their dreams while asleep. REM SLEEP DISORDER 73. This sleep disorder is characterized by the inability to fall asleep. INSOMNIA 74. This sleep disorder is characterized by suddenly falling asleep. NARCOLEPSY 75. This sleep disorder is characterized by difficulty breathing while asleep. SLEEP APNEA 76. What kind of psychoactive drugs decrease the activity of the CNS? DEPRESSANTS 77. What kind of psychoactive drugs increase the activity of the CNS? STIMULANTS 88. What does JND stand for? JUST NOTICEABLE DIFFERENCE 89. What theory states the bigger or stronger the stimulus, the bigger or stronger the change has to be in order for detection to occur? WEBER’S LAW 90. The ability to detect a stimulus. SENSITIVITY 78. Alcohol and barbiturates are examples of what kind of psychoactive drug? DEPRESSANTS 91. Decreasing responsiveness to an unchanging stimulus. ADAPTATION HABITUATION 79. Nicotine, cocaine and caffeine are examples of what kind of psychoactive drug? STIMULANTS 92. This is the outer most part of the eye; it bends and focuses light waves into narrow beams. CORNEA 80. Opium, heroin and morphine are examples of what kind of psychoactive drug? OPIATES 93. This is the opening of the eye that allows light into the eye. PUPIL 81. 94. This is the muscle which opens or closes the pupil; gives your eye color. IRIS Raw information from the senses. SENSATION 82. Raw sensation given meaning in the cerebral cortex. PERCEPTION 83. What is the conversion of a stimulus into a neural impulse is called? TRANSDUCTION 84. The point at which a person becomes aware of a stimulus is called what? THRESHOLD 85. Minimum amount of a stimulus that can be detected 50% of the time. ABSOLUTE THRESHOLD THEORY 86. Detecting a stimulus in the presence of competing stimuli. SIGNAL DETECTION THEORY 87. Smallest noticeable increase/decrease in the intensity of a stimulus. DIFFERENCE THRESHOLD 95. This part of your eye bends and focuses light waves into narrow beams inside your eye. LENS 96. This part of your eye contains photoreceptors; performs transduction. RETINA 97. Please name the two kinds of photoreceptor cells found in the eye. RODS CONES 98. What nerve carries visual impulses from the eye to the brain? OPTIC NERVE 99. What nerve carries auditory impulses from the ear to the brain? AUDITORY NERVE 100. What nerve carries smell impulses from the nose to the brain? OLFACTORY NERVE 101. What term refers to the difference between the 2 images we sense? RETINAL DISPARITY 102. What term refers to the process of fusing 2 images into 1 image? BINOCULAR FUSION 103. The eardrum is also called what? TYMPANIC MEMBRANE 104. What part of the ear performs auditory transduction? COCHLEA 105. What kind of deafness is caused when the outer or middle ear cannot carry sound and can be helped with a hearing aid? CONDUCTION DEAFNESS 106. What kind of deafness is caused by inner ear damage and may be helped with a cochlear implant? SENSORINEURAL DEAFNESS 107. Kind of mental processing; occurs when we use our experience to form a perception from what we sense. TOP-DOWN PROCESSING 108. Kind of mental processing; occurs when we pull sensations together to form a whole, new perception. BOTTOM-UP PROCESSING 109. Visual perceptual constancy can occur in what three ways? COLOR SHAPE SIZE 110. Depth perception can be influenced by what two kinds of depth cues? MONOCULAR DEPTH CUES BINOCULAR DEPTH CUES