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64 Cards in this Set
- Front
- Back
Divides brain into left and right hemispheres; also the BEST PLANE to use in an MRI |
Sagittal plane |
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Separates brain into anterior and posterior parts |
Coronal plane |
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Separates brain into upper and lower parts; most useful view of the Spinal cord |
Transverse plane |
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On the front side |
Ventral, Anterior |
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On the back side |
Dorsal, Posterior |
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On the top side |
Superior, Cranial |
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On the lower side |
Inferior |
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In the lowermost portion (tail end) |
Caudal |
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In the forward side (nose end) |
Rostral |
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Close to the midline |
Medial |
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In the middle, the midplane (midsagittal) |
Median |
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Physiological component of the nervous system that innervates the structures of the body wall |
Somatic Nervous System |
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Physiological component of the nervous system that controls activities of the smooth muscles, viscera and the blood vessels |
Autonomic Nervous System |
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The most rostral and most phylogenetically advanced part |
Cerebrum |
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Parts of the Cerebrum |
Telencephalon Diencephalon |
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Parts of the Telencephalon |
Cortex Subcortical white matter Basal ganglia |
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3 general parts of the brain |
Cerebrum Brain stem Cerebellum |
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Part of the brain that controls the autonomic functions of the body |
Brain stem |
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System of spaces in the brain |
Ventricles |
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Parts of the brain stem |
Midbrain Pons Medulla oblongata |
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AKA cerebellar nuclei |
Vermis |
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AKA cerebellar cortices |
Lateral lobes |
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Nerve cells serving a common function in the CNS |
Nuclei |
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Nerve cells with common form, function that are grouped outside CNS |
Ganglia |
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Neurons that terminate locally and provides local transmission |
Interneurons |
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Covering of an axon |
Axolemma |
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Provide a framework for fast axonal transport |
Microtubules |
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Part of the INITIAL SEGMENT of an axon that can produce the highest intensity of action potential |
Trigger Zone |
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Metabolic and genetic centre of the neuron |
Cell body |
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Makes up the receptive pole of a neuron |
Cell body and its dendrites |
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bundle of fibers having a common origin, function and termination |
Tracts/Fasciculi |
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aggregates of tracts; as seen in Spinal cord |
Columns/Funiculi |
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bundle of fibers resembling an arm-like process or structure |
Brachium |
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a stem-like collection of nerve fibers connecting different areas in CNS |
Peduncle |
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ribbon or band of fibers |
Lemniscus |
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collection of nerve fibers conveying impulse between a part of the CNS and a region of the body |
Nerve |
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network or tangle of nerves |
Nerve plexus |
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portion of a root by which it arises from the spinal cord |
Nerve root |
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one axon with multiple dendrites |
Multipolar neuron |
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Classification of neuron that is usually found in the anterior horn cell of the spinal cord; concerned with muscle movements |
Multipolar neuron |
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1 axon, 1 dendrite |
Bipolar neuron |
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Classification of neuron that convey hearing, vision and equilibrium |
Bipolar neuron |
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function is to guide growing neurons to the correct target areas |
Neuroglial cells |
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glial cell that repairs lining of the brain and the blood brain barrier |
Ependymal cells |
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refers to the astrocytes and oligodendrocytes |
Macgrolia |
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glial cell responsible for the myelination at the CNS |
Oligodendrocytes |
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glial cell responsible for the guidance of developing neurons, maintenance of extracellular K levels, reuptake of transmitter after synaptic activity |
Astrocytes |
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glial cell that serves as the WBC in the brain |
Microglia |
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glial cell that myelinates the PNS |
Schwann cells |
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glial cell that support cell bodies and redirect axons |
satellite cells |
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Neurons that are dorsal |
Sensation neurons |
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Neurons that are ventral |
Motor neurons |
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location of CELL BODY that has SENSORY function at the trunk and extremities |
Dorsal root ganglion |
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location of CELL BODY that has sensory function for the face |
Ganglia adjacent to brainstem and nuclei within brainstem |
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location of CELL BODY that has MOTOR function for the trunk and extremities |
Anterior part of the Spinal cord |
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location of CELL BODY that has MOTOR function for the face |
Nuclei within brainstem |
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Increases speed of impulse conduction along axon |
Myelin Sheath |
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transport from cell body to synaptic terminal |
Anterograde transport |
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transport from synaptic terminal to cell body |
Retrograde transport |
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Phase undergone by neuronal cell body after axonal injury |
Chromatolysis/Axon Reaction |
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maintains the functional and anatomic integrity of the axon |
Cell body |
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point of communication |
Synapse |
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Motor end plate region |
Post synaptic terminal |
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Crest contains ACh receptor |
Junctional folds |