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Definitions of Seeley's Anatomy and Physiology chapter 14 - Integration of Nervous
System Functions
Prefrontal area An association area that is involved in the motivation and regulation of
emotional behavior and mood
Motor tracts Descending pathways containing axons that carry action potentials from
regions of the cerebrum or cerebellum to the brainstem or spinal cord
Direct pathways Subgroup of descending motor fibers; involved in maintaining muscle
tone and controlling the speed and precision of skilled movements
Indirect pathways Subgroup of descending motor fibers; involved in less precise control
of motor functions, especially those associated with overall body coordination and cerebellar
function
Basal nuclei Nuclei that are important in planning, organizing, and coordinating motor
movements and posture
Alpha waves Observed in a normal person who is awake but in a quiet, resting state with
the eyes closed
, Beta waves Have a higher frequency than alpha waves and occur during intense mental
activity
Theta waves Usually occur in children, but they can also occur in adults who are
experiencing frustration or who have certain brain disorders
Delta waves Occur in infants, in patients with severe brain disorder, and in people who are
in deep sleep
Working memory Task-associated memory
Short term memory Memory that lasts longer than working memory and can be stored
from minutes to days
Long term memory Requires the prior information of short-term memory; a more stable
storage state that lasts from days to years or a lifetime
Consolidation The process of transferring short-term memory to long-term memory
CREB Particularly important for activating gene transcription
Declarative memory Also called explicit memory; involves the retention of facts, such as
names, dates, and places that can be easily stated, or declared