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BMS 208 Exam 3
The Human Brain
32
Anatomy
Undergraduate 2
03/09/2009

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Term
3 parts of the brain
Definition
Forebrain midbrain and hindbrain.
Term
2 areas of the forebrain
Definition
telencephalon and diencephalon
Term
cerebral cortex
Definition
folded over grey matter. Highly convuluted.
Term
Gyrus
Definition
fold of tissue.
Term
Sulcus
Definition
Gap between adjacent gyru
Term
White Matter
Definition
Deep to grey matter
Term
Longitudinal Fissure
Definition
Seperates the brain into right and left hemispheres.
Term
Lateral Sulcus
Definition
Seperates the frontal lobes from the temporal lobes.
Term
Central Sulcus
Definition
Seperates the frontal from the parietal lobes.
Term
Frontal lobe
Definition
anterior region involved in personality, cognition, and mood. Contains the Pre central gyrus
Term
Pre-central Gyrus
Definition
primary volunteer motor area.
Term
Parietal lobe
Definition
Contains the Post-central Gyrus
Term
Post-central Gyrus
Definition
primary somatosensory area
Term
Temporal Lobe
Definition
In charge of memory functions and conscious perception of auditory and smell stimuli
Term
Occipital lobe
Definition
visual cortex
Term
Basal Ganglia
Definition
Cluster of neuronal cell bodies inside of the CNS. Function is to subconsciously regulate contractile activity of skeletal muscles.
Term
diseases of the basal ganglia
Definition
parkinsons disease and huntingtons.
Term
2 parts of the diencephalon
Definition
Thalamus and the Hypothalamus
Term
Thalamus
Definition
consious awareness of emotional states.
Term
Hypothalamus
Definition
controls autonomic functions. produces hormones. Facilitates adjustments in body temperature.
Term
Tectum
Definition
(roof)Dorsal region of the mesencephalon.
Term
Superior Quadragemina
Definition
composed of the superior and inferior colliculi
Term
Superior Colliculi
Definition
responsible for reflexes caused by visual stimuli
Term
Inferior colliculus
Definition
responsible for reflexes caused by auditory stimuli.
Term
Tegmentum
Definition
ventral region of the mesencephalon.
Term
substantia nigra
Definition
a nucleus located in the tegmentum, that is responsible for producing a majority of the dopamine in the CNS.
Term
Parkinsons disease
Definition
Degeneration of dopamine neurons.
Term
Cerebellum
Definition
Coordinates rapid, automatic adjustments that maintain balance and equilibrium.
Term
Pons
Definition
Contains sensory motor "brainstem" nuclei. controls respiratory rhythm.
Term
Metencephalon
Definition
cerebellum and pons
Term
Myelencephalon
Definition
Medulla Oblongata
Term
Medulla Oblongata
Definition
Sensory and motor nuclei are located here. Controls respiratory rate. Regulates Visceral function.
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