The 2 Hemispheres of the Brain Flashcards
What happens when communication is lost between the 2 hemispheres?
- it would be as if 2 minds were in one body
- they would not know what the other is doing
Define: Split-Brain Surgery
- severing connections between 2 halves of the brain
- personality, intelligence, and normal activity remain intact
- memory and perception seem to get affected
How do the eyes connect to the brain?
-everything in the left field of vision gets sent to the right side and vice versa
Which hemisphere processes language primarily?
-left
During what activities is the left hemisphere more active?
-logical tasks
-symbolical tasks
-sequential tasks
(math and technical material)
Which hemisphere is referred to as “dominant”?
left hemisphere
What are some abilities of the right hemisphere?
- solving problems that require spatial-visual ability
- facial recognition
- recognizing non-verbal sounds
- activity during art and music creation and appreciation
Define: Dualism
-religious teachings that believe an immortal self exists apart from the brain entirely
Who notes that many of our actions and choices occur without any direction from a central, conscious self?
-Richard Sestak
Who suggests the mind consists of independent brain parts that constantly confer and revise reality?
-Daniel Dennet
Who proposes the brain is a loose confederation of independent modules (mental systems) working in parallel, with most of them operating outside conscious awareness?
-Michael Gazzaniga
What are 3 problems in drawing conclusions about a “his” or “her” brain?
- many gender differences are stereotypes, overlapping similarities are greater than their differences
- a brain difference does not necessarily mean a difference in behavior or performance
- sex differences could be a result of behavior, not the cause
Define: Neuroethics
-addresses ethical, legal, and scientific questions raised by brain research
