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Brain Part 1

Brain Part 2

QuestionAnswer
The thalamus, hypothalamus and the epithalamus make up the diencephalon
part of the diencephalon that receive sensory info, integrates it and sends it to the cerebral cortex thalamus
part of the diencephalon that has a major role in cognition, emotion and memories thalamus
Which part of the diencephalon is a major regulator of homeostasis hypothalamus
Extending from the epithalamus is the ___________ glands pineal gland
this part of the diencephalon is part of the endocrine system and secrete melatonic to regulate the biological clock epithalamus/pineal gland
part of the brain that is the "seat of intelligence" - all conscious acs and higher thought occurs here cerebrum
is the external cerebral cortex made of white or gray matter gray matter
is the internal cerebral cortex made of white or gray matter white matter
what is gray matter nuclei speckles of gray matter throughout the white matter
which is the primary motor area of the cerebrum: precentral gyrus or postcentral gyrus precentral gyrus
which is the primary somatosensory area of the cerebrum: precentral gyrus or postcentral gyrus postcentral gyrus
fibers in the cerebrum that have nerve impulses within gyri in the same hemisphere association fibers
fibers in the cerebrum that correspond to gyrus in the opposite hemisphere commissural fibers
fibers in the cerebrum that are ascending or descending tracts between brain and spinal cord projection fibers
where are basal ganglia found in masses of gray matter depp within each hemisphere
what do basal ganglia do begin/end movement, attention, memeory, planning, limbic system
What do the association areas of teh cerebral cortex do? put meaning to sensory input...integrate functions
What are primary sensory areas responsible for? only receive input such as shape, color, pitch, taste - DO NOT give meaning or names to the input
What are secondary sensory areas responsible for? giving meaning and recognition to the input received from sensory receptors
What lobe has the primary visual sensory area? occipital lobe
What lobe has the auditory primary sensory area? temporal lobe
What lobe has the olfactory primary sensory area? temporal lobe
Where are the primary motor areas found? precentral gyrus
What is Wernicke's area responsible for? interpretation of words and tone of voice
Which part of the brain is reponsible for personality, reasoning and judgement? prefrontal cortex
What part of the brain is responsible for learned motor skills? premotor cortex
brain wave that occurs when awake & resting with eyes closed alpha
brain wave that occurs when eyes are open and performing mental tasks and taking in sensory input beta
type of brain wave that occurs during emotional stress theta
type of brain wave that occurs during deep sleep delta
How many stages of non-REM sleep and how long does it take to complete them? 4 - takes about 30-45 minutes
Stage 1 of non-REM sleep drifing sensation
Stage 2 of non-REM sleep light sleep - still easily aroused
Stage 3 of non-REM sleep vital signs change
Stage 4 of non-REM sleep deep sleep
About how many times does REM sleep occur in a night about 5
Created by: Cabrini