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pg. 1 Psychology Midterm 2 DASA Latest Actual Exam Questions and Correct Verified Answers/ Already Graded A+
What is the biggest and developmentally youngest part of the brain? - Correct Answer - Forebrain
White Matter - Correct Answer - long, myelinated axons connecting neurons in distant locations of the brain
A patient's life is in danger because he has damage to a part of his hindbrain that regulates breathing, blood pressure, and heart rate. Dante most likely has damage to his _____.
- Midbrain
- Cerebellum
- Cerebral Cortex
- Brain stem - Correct Answer - D. Brain stem
Cora slipped on wet pavement, lost balance, and scraped her knee. Which brain structure should have worked harder to help her recover her balance?
- Medulla
- Cerebellum
- Motor Cortex
- Midbrain - Correct Answer - B. Cerebellum
When this part of the brain was severed in an experiment, with a cat, the cat fell into a permanent coma.
- Midbrain
- Forebrain 1 / 4
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- Cerebellum
- Reticular Formation - Correct Answer - D. Reticular Formation
What does the white matter consist of?
- Cell bodies of neurons
- Non-myelinated axons
- Myelinated axons
- Gyrus - Correct Answer - C. Myelinated axons
Subcortical Structures - Correct Answer - Masses of gray matter that lie below the cerebral cortex, embedded in white matter
What are the five primary subcortical structures? - Correct Answer - Thalamus, Hypothalamus, Hippocampus, Amygdala, Basal Ganglia
Thalamus - Correct Answer - Gateway to the cortex
What is the function of the Thalamus? - Correct Answer - Receives all incoming sensory information (except smell) and relays it to the cortex.
What does the Thalamus do during sleep? - Correct Answer - Gates incoming sensations
In which lobe is the region of the brain that responds to tough?
- Frontal
- Parietal
- Temporal
- Occipital - Correct Answer - B. Parietal
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pg. 3 A patient had a stroke and is unable to move their left shoulder and arm. Where is the stroke likely located?
- Right Frontal Lobe
- Left Frontal Lobe
- Right Parietal Lobe
- Left Parietal Lobe - Correct Answer - A. Right Frontal Lobe
The brain is remarkably adaptive and the functions of areas that are damaged may be taken over by other areas of the brain. What is the term for this phenomenon?
- Plasticity
- Refractory Period
- Heritability
- Hemispheric Lateralization - Correct Answer - A. Plasticity
Phineas Gage - Correct Answer - Survived an iron rod flying through his cheek and through his frontal lobes.Dramatic change in personality: lack of ability to plan, control, and assess behavior.
Why is the case of Phineas Gage important to psychology?
- It is a miracle that he survived the accident
- It was the first demonstration of a relationship between brain structure and
- It demonstrated that Gage's cognitive functions were completely intact despite the
- It demonstrated that humans do not need their left prefrontal cortex - Correct Answer
- It was the first demonstration of a relationship between brain structure and
personality
accident
personality
Hypothalamus - Correct Answer - Master regulatory structure (regulates body temperature, body rhythms, blood pressure, blood 3 / 4
pg. 4 glucose levels)
Why is REM sleep called paradoxical?
- Brain waves look more like an awake state then sleep
- Some brain parts increase activation
- There are rapid eye movements, as if the person kept looking at different things
- All of the above - Correct Answer - D. All of the above
Ephraim ran a marathon after which he slept extra two hours the following night. Which function of sleep is this an example of?
- Memory
- Protection
- Restoration
- Growth - Correct Answer - C. Restoration
Primary motivated behaviors for body maintenance - Correct Answer - thirst, hunger, aggression, and lust (Four F's)
Hippocampus - Correct Answer - Greek: "Sea horse", spatial navigation, formation of new episodic memories
Neural Plasticity - Correct Answer - Change in the structure, function, or organization of the brain in response to injury or experience
Amygdala - Correct Answer - Latin "Almond" Controls emotions, fear, and emotional memories
The Basal Ganglia - Correct Answer - Plans and initiates voluntary movement, learning of habits
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