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CogSci 115 Midterm - Fall 2024/2025 | Questions and Correct Solutions | Latest Update | Graded A+ $14.99   Add to cart

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CogSci 115 Midterm - Fall 2024/2025 | Questions and Correct Solutions | Latest Update | Graded A+

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CogSci 115 Midterm - Fall 2024/2025 | Questions and Correct Solutions | Latest Update | Graded A+ CogSci 115 Midterm - Fall 2024/2025 | Questions and Correct Solutions | Latest Update | Graded A+ CogSci 115 Midterm - Fall 2024/2025 | Questions and Correct Solutions | Latest Update | Graded A+ Co...

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Wisdoms
CogSci 115 Midterm - Fall 2024/2025 | Questions
and Correct Solutions | Latest Update | Graded A+


reasons to apply neuroscience to the study of happiness - correct Answers ✔✔ -- control for biases and
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other problems (happiness is subjective)
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- discover underlying neural mechanism of mood states
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- provide means of evaluating treatment techniques
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- provide evidence that mind changes --> brain changes (growth mindset)
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growth mindset - correct Answers ✔✔ -- people learn that their most basic abilities can be developed
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through dedication and hard work
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- creates love of learning and resilience that is essential
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programs to develop growth mindset are most beneficial in students with __________________ -
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correct Answers ✔✔ -low socioeconomic status or who are academically at risk
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_____________(low income/high income) students are less likely to hold a growth mindset - correct iu iu iu iu iu iu iu iu iu iu iu iu iu



Answers ✔✔ -low income
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_________(low income/high income) students who exhibit a growth mindset may perform better than
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_________________(low income/high income) students with a fixed mindset - correct Answers ✔✔ -
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low income, high income
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self-directed neuroplasticity - correct Answers ✔✔ -- all mental activity creates new neural structures
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- every thought leaves an imprint
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- repeatedly doing small things inside your mid over time will lead to bigger changes in your brain and
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your experience of living
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happiness and ________ has one of the strongest correlations - correct Answers ✔✔ -social support
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the greatest predictor of happiness in college students during periods of high stress is ___________ -
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correct Answers ✔✔ -social support
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how many pounds is your brain? - correct Answers ✔✔ -3 lbs
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how many neurons does the brain contain? - correct Answers ✔✔ -86 billion neurons
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how many synaptic connections does the average neuron make to other neurons? - correct Answers ✔
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✔ -1000 - but ranges from a handful up to 200,000 in Purkinje cells
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what percent of the body's oxygen and glucose is used by the brain? - correct Answers ✔✔ -20%
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T/F: your brain uses up to 10x more energy when you're thinking hard, rather than in a deep sleep. -
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correct Answers ✔✔ -False
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,levels of organization of nervous system:
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cell: ___________
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tissue: ____________ iu



organ: ____________ iu



system: ____________ - correct Answers ✔✔ -- individual neurons
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- nerves, ganglia
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- brain and spinal cord
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- nervous system
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Cell body - correct Answers ✔✔ -the cell's life support center
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Dendrites - correct Answers ✔✔ -receive messages from other cells
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Axon - correct Answers ✔✔ -passes messages away from the cell body to other neurons, muscles, or
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glands
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neural impulse (action potential) - correct Answers ✔✔ -electrical signal traveling down the axon
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myelin sheath - correct Answers ✔✔ -covers the axon of some neurons and helps speed neural
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impulses
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terminal branches of axon - correct Answers ✔✔ -form junctions with other cells
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terminal button - correct Answers ✔✔ -bud at the end of an axon; forms synapses with other neurons;
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sends information to other neurons via neurotransmitters
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Study on 3-5 year old children with higher use of screen-based media had ____________(higher/lower)
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measures of structural integrity and myelination and scored _____________(higher/lower) - correct
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Answers ✔✔ -lower, lower
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axons have two basic electrical potentials - correct Answers ✔✔ --resting membrane potential
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-action potential iu




resting membrane potential - correct Answers ✔✔ -- extracellular fluid: rich in Na+ and Cl-
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- intracellular fluid: rich in K+
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- banana(potassium) in the ocean(NaCl)
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T/F: Action potential of a given neuron is an all or none phenomenon - correct Answers ✔✔ -True
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How is an action potential determined? (yes or no) - correct Answers ✔✔ -excitatory vs inhibitory
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fighting over who is going to win to determine if the action potential will fire
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Synapse - correct Answers ✔✔ -a junction between the terminal button of an axon and the membrane
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(usually somatic or dendritic membrane) of another neuron
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chemical transmission at the synapse - correct Answers ✔✔ --action potential reaches terminal buttons
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-triggers release of neurotransmitters iu iu iu



-flood into synapse iu iu



-can be received by receptors (dendrites) of other neuron, washed away, or drawn back into terminal
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, buttons via reuptake
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Reuptake - correct Answers ✔✔ -transporters located in the presynaptic membrane transport the
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molecules of neurotransmitter back into the cytoplasm (most common)
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How do SSRIs work? - correct Answers ✔✔ -SSRIs block the reuptake of serotonin, making more of it
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available at the synaptic gap and increasing serotonergic energy
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Enzymatic deactivation - correct Answers ✔✔ -destruction of a neurotransmitter by an enzyme after its
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release
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neurogenesis - correct Answers ✔✔ -production of new neurons iu iu iu iu iu iu iu iu




adult brain contains stem cells that can divide and produce new neurons primarily in the _______( ),
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________( ), _________( ) and perhaps in the ___________. - correct Answers ✔✔ -- hippocampus
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(memory)
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- olfactory bulb (smell, motherly attachment)
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- amygdala (emotions)
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- cerebellum
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mechanisms of neural growth - correct Answers ✔✔ -- neurogenesis iu iu iu iu iu iu iu iu iu



- development of new synaptic connections between neurons
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- dendritic branching or arborization
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Autonomic Nervous System - correct Answers ✔✔ -- central nervous system
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- peripheral nervous system
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Central Nervous System - correct Answers ✔✔ -brain and spinal cord
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Peripheral Nervous System - correct Answers ✔✔ -sensory and motor neurons that connect the CNS to
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the rest of the body
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- somatic
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- autonomic
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[PNS] Somatic - correct Answers ✔✔ -muscle control
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[PNS] Autonomic - correct Answers ✔✔ -self-regulated action
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- sympathetic nervous system (arousing)
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- parasympathetic nervous system (calming)
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Sympathetic Nervous System - correct Answers ✔✔ -- division of the autonomic nervous system that
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controls functions that accompany arousal and expenditure of energy
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Adrenal medulla - correct Answers ✔✔ -portion of the adrenal gland that secretes epinephrine and
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norepinephrine
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Stimulation of Sympathetic Nervous System results in... - correct Answers ✔✔ -increased heart rate,
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rise in blood sugar level, piloerection ("goosebumps")
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Parasympathetic Nervous System - correct Answers ✔✔ -- division of autonomic nervous system that iu iu iu iu iu iu iu iu iu iu iu iu iu

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