STUDY EXAM
◉ Decline in Stage 3 with age may be related to.... Answer:
diminishing cognitive abilities
◉ Benefits of Sleep. Answer: -protective role in early human
evolution
-restore/repair damaged neurons
-aids memory consolidation
-promotes creative problem solving the next day
◉ consolidation. Answer: memory goes from short term to long
term
*happens in Stage 3
◉ Consolidation Study #1. Answer: -Participants learned a list of
words
-half went to sleep for 8 hours right after
-half went about their day for 8 hours after
Results = The sleep group had better recall
,◉ Consolidation Study #2. Answer: -Participants learned location of
objects in concentration game while exposed to odor
-half later exposed to odor in Stage 3 sleep
-half later exposed to odor in REM
Results = Stage 3 group showed improved memory for task
◉ Langauge Regions of Brain. Answer: Broca's area and Wernicke's
area (both in left hemisphere)
◉ aphasia. Answer: loss of language function
◉ Broca's Aphasia (Non-Fluent). Answer: -difficulty producing
speech
-stuttering and hesitant
-language comprehension still present
-still have ability to utter automatic speech like "hello" and "oh shit!"
◉ Because of its proximity to motor cortex, many people with
Broca's aphasia also have. Answer: Hemiplegia (paralysis on one
side of the body)
◉ Wernicke's Aphasia (Fluent). Answer: -produce plenty of verbal
output, but speech contains many paraphrasias (insertion of
incorrect sounds)
, -cannot really understand what they mean
-still have ability to utter automatic speech
◉ Which of the following is not an altered state of consciousness?
a. Meditation
b. Waking
c. Daydreaming
d. Sleep. Answer: b. Waking
◉ Which of the following experiences a greater decline as we age?
a. Stage 1
b. Stage 2
c. Stage 3
4. REM. Answer: c. Stage 3
◉ True or false: Vivid dreams only occur during REM.. Answer: True
◉ True or false: Stage 3 or SWS is described as paradoxical sleep..
Answer: False (answer is REM)
◉ At about __________ of age, babies begin to utter their first words.
a. 2 months