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30 Cards in this Set
- Front
- Back
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What part of the endocrine system controls the activity of the pituitary gland?
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hypothalamus
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what are the names of the fluid-filled cavities housed in the cerebral hemispheres?
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lateral ventricles
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What passageway connects the third and fourth ventricles?
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Sylvius aqueduct
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What passageway connects the third and lateral ventricles?
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Mourno (foramen) or interventricular foramen
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How many pairs of cranial nerves exist?
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12
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What are the parts of the brainstem?
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midbrain, medulla oblongata, pons
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What are fissures?
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elongated groove or opening
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What are sulci and gyri in the brain?
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sulci- valleys
gyri- folds/ ridges |
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What is the largest portion of the adult human brain?
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cerebrum
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What is synapse?
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junction where impulses are passed from one nerve cell to another
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What is the corpus callosum?
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pathway, connection between cerebral hemispheres
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Where is the difference in the structures which make of the gray matter of the spinal cord?
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nerve cell bodies (basal nuclei)
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What is the difference in the structures which make of the white matter of the spinal cord?
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myelinated axons
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What portion of the brain functions to coordinate fine muscular movement of the extremities?
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cerebellum
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What is under the control of the medulla oblongata?
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vital centers: heart, respiratory, vomitting, sneezing, coughing, swallowing
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What forms the subarachnoid space?
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pia mater and arachnoid
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what are the parts and functions of a neuron?
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axon-carries impulses away from nerve cell body
dendrite- record impulses and carries to nerve body |
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What portion of the brain is associated with sight, smell, and hearing?
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cerebrum
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What makes up the PNS and the CNS?
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CNS- brain and spinal cord
PNS- cranial nerves |
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What makes up the hindbrain?
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pons, medulla oblongata, cerebellum
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What makes up the cranial venous sinuses?
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2 layers of dura mater
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What are the meninges in terms of purpose and location?
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covering of brain and spinal cord
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What is the function and origination of CSF?
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cushions and protects brain
originates in choroid plexus in roof of each ventricle |
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What structure are separated by the longtitudinal fissure?
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divides right and left cerebral hemispheres
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The fourth ventricle is found in which part of the brain?
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hindbrain
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Which part of the brain is the forebrain?
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cerebrum, diencephalon
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covering directly to surface of brain
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pia mater
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outer, tough covering "hard mother"
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dura mater
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arachnoid
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central sheath
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subarachnoid
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between pia mater and arachnoid
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