Definition 1 of 34
a collection of structures in the vertebrate brain, including the midbrain, the pons, and the
medulla oblongata; functions in homeostasis, coordination of movement, and conduction of
information to higher brain centers.
Thalamus
Cerebrum
Midbrain
Brainstem
Definition 2 of 34
one of three divisions of the autonomic nervous system; generally increases energy
expenditure and prepares the body for action.
Midbrain
Sympathetic division
Parasympathetic division
Cerebrospinal fluid
Definition 3 of 34
a mood disorder characterized by feelings of sadness, lack of self-worth, emptiness, or loss of
interest in nearly all things.
Parkinson's disease
Major depressive disorder
Parasympathetic division
Sympathetic division
,Definition 4 of 34
the narrow cavity in the center of the spinal cord that is continuous with the fluid-filled
ventricles of the brain.
Schizophrenia
Central canal
Cerebral cortex
Corpus callosum
Definition 5 of 34
part of the vertebrate hindbrain located dorsally; functions in unconscious coordination of
movement and balance.
Cerebellum
Hindbrain
Cerebrum
Forebrain
Definition 6 of 34
the dorsal portion of the vertebrate forebrain, composed of right and left hemispheres; the
integrating center for memory, learning, emotions, and other highly complex functions of the
central nervous system.
Midbrain
Cerebrum
Cerebral cortex
Forebrain
,Definition 7 of 34
an automatic reaction to a stimulus, mediated by the spinal cord or lower brain.
Nerve
Reflex
Cerebellum
Thalamus
Definition 8 of 34
tracts of axons within the CNS.
Gray matter
White matter
Lateralization
Central canal
Definition 9 of 34
a depressive mental illness characterized by swings of mood from high to low; also called
manic-depressive disorder.
Schizophrenia
Bipolar disorder
Parkinson's disease
Reticular formation
Definition 10 of 34
a weblike system of neurons, characteristic of radially symmetrical animals, such as hydras.
Ventricle
Cerebellum
Neural plasticity
Nerve net
, Definition 11 of 34
the capacity of a nervous system to change with experience.
Neural plasticity
Cerebral hemisphere
Cerebral cortex
Nerve net
Definition 12 of 34
a diffuse network of neurons in the core of the brainstem that filters information traveling to
the cerebral cortex.
Reticular formation
Bipolar disorder
Parkinson's disease
Cerebrospinal fluid
Definition 13 of 34
an integrating center of the vertebrate forebrain. Neurons with cell bodies in the ____ relay
neural input to specific areas in the cerebral cortex and regulate what information goes to the
cerebral cortex.
Cerebrum
Hypothalamus
Thalamus
Midbrain
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