PSY-120 Ch. 3 Questions/Quiz PDF

PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr 1. If potassium concentrations in the extracellular space a. Trouble main- are lowered, which of the following problems could taining resting po- this cause within the neuron (keep in mind what you tential have...

PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr 1. If potassium concentrations in the extracellular space a. Trouble main- are lowered, which of the following problems could taining resting po- this cause within the neuron (keep in mind what you tential have learned about gradients and channels)? a. Trouble maintaining resting potential b. Trouble being stimulated c. Trouble shutting down after activation d. Trouble maintaining the integrity of the membrane 2. Match the part to its function. Axon Na Chan- nels- Propogation Axon Na channels of the action po- Potassium channels tential. Potassium Chan- nels- Maintanence of the resting po- tential. 3. Which of the following do cells in your nervous sys- a. Electrical activi- tem use to process information? Select all that apply. ty d. Chemicals a. Electrical activity b. Changes in shape of the cell c. Color d. Chemicals 4. Which glial cells fight infections and clean up de- b. Astrocytes bris that could lead to dangerous inflammation in the c. Microglia brain? Select all that apply. a. Schwann cells b. Astrocytes c. Microglia d. Oligodendrocytes 5. Match the type of cell with its description: Schwann cells wrap myelin around nerves out- 1/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr Schwann cells side of the brain, Oligodendrocytes while oligodedro- cytes do the same for some neurons in the brain and spinal cord. 6. Match the structures to their functions. Neocortex- Con- scious thought, neocortex decision making, medulla outer-most layer of the brain. Medulla- Heart- beat, respiration, and other basic life support functions. 7. An injury to the brainstem is so dangerous because: c. It could affect clusters of neu- a. It could lead to psychotic thought patterns rons that regulate b. It could affect endocrine function and cause diabet- the heart rate and ic complications. breathing. c. It could affect clusters of neurons that regulate the heart rate and breathing. d. It could impact memory. 8. Fill in the Blanks neuroplasticity We can learn to do new things, even as adults, be- cause of the concept of _________ 9. 10. Match the structure (part of the brain) with a proper Medulla- Regula- function: tion of heartrate Pons- Controls fa- 2/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr Pons cial expressions Medulla Reticular Activat- Reticular Activating System ing System- Alert- ness 11. Autumn is a 3-year-old little girl. Her camp counselors c. Hypothalamus kept her out for 30 minutes in the heat, causing her to have to go to the emergency room and get treatment for heat stroke. All the camp counselors and older children were fine. What part of her brain might be less developed than her older counterparts, and thus cause this problem? a. Hippocampus b. Amygdala c. Hypothalamus d. Cingulate gyrus 12. Which two connections between other parts of the a. Frontal motor brain and the cerebellum could I cut in order to block --> cerebellum its ability to coordinate voluntary movement? Select b. Spinal cord --> the two that apply. cerebellum a. Frontal motor --> cerebellum b. Spinal cord --> cerebellum c. Pons --> cerebellum d. Vestibular nucleus --> cerebellum 13. Where in this image would you try to replace neurons The substantia ni- in order to treat Parkinson's Disease? gra is the most typ- ical target of treat- ment in Parkin- son's Disease, which is displayed as the "squiggly 3/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr line" on either side of the cutout im- age. 14. Match the nucleus (cluster of neurons) in the thalamus Medial Genicu- to its proper target in the cerebral cortex: late Body- Audito- ry cortex Lateral Geniculate Body Lateral Geniculate Medial Geniculate Body Body- Visual Cor- tex 15. Which part of your brain integrates and makes sense c. The neocortex of all the information that enters your world? a. The pons b. The reptile brain c. The neocortex d. The limbic system 16. Match the brain area to the function with which it is Dorsolateral pre- most involved. frontal cortex- Working memory Dorsolateral prefrontal cortex Motor cortex- Motor cortex Sends commands Corticobulbar tract for voluntary Ventromedial prefrontal cortex movements. Corticobulbar Sends commands for voluntary movements. tract- Carries Working memory. commands to Regulates fear based behavior. facial muscles. Carries commands to facial muscles. Ventromedial pre- frontal cortex- Regulates fear based behavior. 4/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr 17. Which of the following do you think would NOT be a b. Unpredictable result of parietal lobe damage? behavior a. Problems navigating space b. Unpredictable behavior c. Lack of conscious feeling in extremities d. Coordination of movement 18. People who have had strokes or injuries involving the b. Wernicke's area neural networks in this area have trouble hearing or comprehending speech: a. Broca's area b. Wernicke's area c. Hypothalamus d. Olfactory cortex 19. Match the function with the correct part of the brain. Coordination of movement- Cere- Coordination of movement bellum Auditory processing Auditory pro- Visual processing cessing- Temporal Breathing and respiration Lobe Visual processing- Occipital Lobe Medulla Breathing and res- Temporal lobe piration- Medulla Occipital lobe Cerebellum 20. Which of the following areas helps the brain make The name for this decisions based on fears? area is the ventro- medial prefrontal cortex. It is me- dially located (to- ward the middle of the brain), and lo- cated ventrally in the prefrontal cor- 5/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr tex (near the bot- tom of the pre- frontal cortex). 21. Which of the following brain areas are directly in- c. The basal gan- volved in coordinating movements? Select all that glia apply. d. The cerebellum a. The medulla b. The pons c. The basal ganglia d. The cerebellum e. The hypothalamus 22. Which of the following, as its primary function, helps c. Corpus callo- the two hemispheres of the brain communicate? sum a. Corpus christi b. Occipital probe c. Corpus callosum d. Thalamus 23. What gland does the hypothalamus exert direct con- c. Pituitary trol over? a. Adrenal b. Thyroid c. Pituitary d. Pineal 24. Which of the following would you inhibit if you wanted d. The adrenal a person to interpret a situation as stressful, but not glands suffer the physical effects of that stress? a. The pituitary gland b. The thyroid gland c. The prefrontal cortex d. The adrenal glands 25. 6/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr Modern tools can help us understand the functions b. Is it sufficient? of various parts of the brain. Which of the following c. Is it involved? questions do we ask about different parts of the brain and the functions they control? Select all that apply. a. Is it morally correct? b. Is it sufficient? c. Is it involved? 26. Match the problem with the appropriate method We need to mea- sure dopamine ac- We need to measure dopamine activity in the Ventral tivity in the Ventral Tegmental Area (VTA). Tegmental Area We need to measure activity in the basal ganglia dur- (VTA).- PET Scan ing a task in which the subject learns to hit a moving We need to mea- target on a screen with a stick. sure activity in the We want to scan a patient's brain for possible tumors. basal ganglia dur- We need to record ion flow through NMDA receptor ing a task in which channels. the subject learns to hit a moving tar- get on a screen PET Scan with a stick.- fMRI MRI We want to scan DTI a patient's brain for Patch-clamp possible tumors.- fMRI MRI We need to record ion flow through NMDA re- ceptor channels.- Patch-Clamp 27. Choose all brain areas involved directly in the control a. Cerebellum of movement (click all that apply). b. Frontal lobes c. Basal ganglia a. Cerebellum b. Frontal lobes c. Basal ganglia d. Auditory cortex 7/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr 28. A college student recently overdosed on alcohol. c. GABA The student slipped into a coma due to severely de- pressed brain activity. Which neurotransmitter recep- tor did the alcohol likely bind with? a. Dopamine b. Norepinephrine c. GABA d. Glutamate 29. Sort the following brain areas according to the level of Frontal Lobes processing (high to low). Hippocampus Pons Pons Spinal Cord Frontal Lobes Spinal cord Hippocampus 30. As Serena Williams got better and better at tennis a. Dendrites growing up, which of the following things likely hap- branched out in pened in her brain? her cerebellum. a. Dendrites branched out in her cerebellum. b. Her spinal cord got longer. c. Her brain grew in circumference. d. She produced less dopamine. 31. Which of the following could I stimulate to alter your a. The frontal lobe ability to make decisions? a. The frontal lobe b. The occipital lobe c. The spinal cord d. The brainstem 32. H.D. is an adolescent patient under observation by Dr. d. The amygdala Poussaint. H.D. keeps trying dangerous things with- out thought to possible injury and cannot seem to rec- ognize when he is in a threatening situation. This is a 8/9  PSY-120 Ch. 3 Questions/Quiz Study online at https://quizlet.com/_dmlflr huge problem since he lives in a rough neighborhood. Dr. Poussaint wants to administer an MRI scan. Where will Dr. Poussaint likely find damage? a. The occipital lobes b. The reticular activating system c. The hippocampus d. The amygdala 33. In which area of the brain would Dr. Nnamdi try to c. The substantia increase dopamine production to treat Parkinson's nigra Disease? a. The caudate b. The putamen c. The substantia nigra d. The thalamus 34. Which part of the nervous system releases hor- b. The hypothala- mones? mus a. The adrenal glands b. The hypothalamus c. The thalamus d. The hippocampus 9/9