Psychology brain parts
Course Announcements
There are important announcements posted on Canvas regarding exam study material.
Students are encouraged to study the content posted in these announcements to prepare for the exam.
Students are advised not to look for additional materials on external platforms like Google or YouTube.
Class Format and Participation
The instructor requests that questions and comments be held until the end of the session to maximize coverage of the material.
The class format may vary, including personal reflections from the instructor.
Instructor's Personal Reflections
The instructor speaks about recent events concerning The Church of Jesus Christ of Latter-day Saints and their emotional impact.
The loss of their prophet and tragic events in Michigan have led to reflections on sensitivity and emotional responses, especially as a parent.
Noted that the church has a structured way of handling transitions, comparing it to scriptural events such as the wise men’s journey to find Christ.
Emphasizes the importance of seeking divine guidance analogous to how the wise men were guided by the star to find Christ.
Scriptural References
Matthew 2: Discussion around the wise men and their journey.
Revelation 1:20: Stars symbolize the servants of the church.
Amos 3:7: God reveals secrets to prophets.
Reflects on President Russell Nelson and the new leadership transition to President Downey Jokes.
Spiritual Youth Guidance
Students are encouraged to approach conference weekend with intention, seeking counsel as the wise men sought guidance from their star.
Calls for a response of being celestial and peacemakers during challenging times.
Reference to Romans 4:21 regarding following counsel akin to the importance of regular exercise for achieving results.
Introduction to Philosophy and Identity
The instructor shares their enthusiasm for philosophy, noting it often leads to questioning one's existence and identity.
Discusses philosophical debates on the characteristics that define an apple, raising parallels with discussions on human identity.
This engages philosophical concepts relevant to real-life controversial topics such as the abortion debate, based on defining humanity.
Brain Functionality and Structure
Forebrain Regions
Introduction to the Forebrain, focusing on critical brain regions relevant to human experience.
Thalamus
Described as the customer service center of the brain where all sensory information except smell is relayed for processing.
All signals of sight, sound, taste, and touch (excluding smell) are sent to the thalamus first.
Hypothalamus
Functions: Regulates equilibrium, hunger, thirst, temperature control, and sex drive by initiating responses to imbalances in these areas.
Critical for maintaining homeostasis.
Basal Ganglia
Associated with intentional movement. Dysfunction can be seen in conditions like Parkinson's disease.
The instructor uses a mnemonic related to The Great Mouse Detective character Basil to illustrate intentionality in movement.
Amygdala
Central to emotional processing, especially fear responses.
Engaged during high-stress situations or perceived threats.
Hippocampus
Responsible for forming and storing new memories, emphasizing its role in remembering emotional events.
Discusses Memento as a case of anterograde amnesia, comparing it to experiences in daily life and memory retention issues.
Brain Structure and Importance
Cerebral Cortex
Described as the outer layer of the brain, referred to as the brain bark.
Key brain injury risks are identified: The occipital lobe is most problematic to injure due to its role in processing visual information.
Lobe Functionality
Occipital Lobe: Visual processing region. Injury can lead to blindness.
Parietal Lobe: Processes touch; includes the somatosensory cortex responsible for sensitivity to touch.
Temporal Lobe: Involved in auditory processing, housing Broca's area (speech production) and Wernicke's area (comprehension).
These areas are exclusively located in the left hemisphere for language processing.
Frontal Lobe: Home to higher cognitive functions including reasoning, impulse control, and personality traits. Associated with executive function.
Phineas Gage's Case Study
Illustrates impacts of brain injury on personality and behavior, showcasing the function of the prefrontal cortex.
Neuropsychology as a Field
Discusses the role of neuropsychologists in assessing brain damage and conducting psychological assessments.
Nature vs. Nurture Debate
Historical perspectives categorized individuals as being shaped by either their biology (nature) or environment (nurture).
Presents epigenetics as a reconciliation of both perspectives, demonstrating the influence of environment on gene expression.
Examples:
Groomed versus non-groomed rats to illustrate the nature/nurture influence on behavior and stress response.
Conclusion and Study Guidance
Students are encouraged to focus on study materials relevant to the first exam structure.
The instructor emphasizes familiarity and understanding of content, cautioning against reliance solely on familiarity for exam preparation.
Provide a comprehensive study guide emphasizing engagement with terms and concepts rather than rote memorization.