Neuron terminology a and p – Flashcards
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Olfactory
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Smelling a flower
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Optic
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Purely sensory (2)
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Oculomotor
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Involved in rolling the eyes (3)
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Trachclear
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Involved in rolling the eyes (4)
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Trigeminal
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Involved with chewing gum and feeling a toothache
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Abducens
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Involved in Rolling eyes (6)
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Facial
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Involved with smiling and secretion of saliva and tasting spicy food
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Vestibucochlear
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Listening to music and sensory
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Vagus
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Slows the heart; increases the mobility of the digestive tract
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Nerves
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Another name for a bundle of nerve fibers
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Mixed
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Nerves carrying both sensory and motor fibers
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Affarent
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Those carrying just sensory fibers are referred to as sensory or (blank) nerves
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Gyri
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Elevated ridges of brain tissue
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Sulci
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Shallow grooves separating brain tissue
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Fissures
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Deep grooves separating the larger regions of the brain
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Frontal lobe
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Front of brain involved in decision making, planning, problem solving
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Broca's area
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Speech area
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Parietal lobe
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Top of head involved in touch, feeling, visual perception
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Temporal lobe
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Sensory input, auditory perception and language located at sides of brain
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Occipital lobe
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Visual perception and color recognition and back of brain
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Cerebral cortex
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Superficial gray matter layer of the cerebrum that controls many intellectual and motor functions
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Somatic area
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Determines senses
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Motor area
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Controls body movement
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Corpus callosum
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Large white matter fiber tract connecting the cerebral hemispheres
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Basal nuclei
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Gray matter deep in the white matter of the cerebral hemispheres that aid in regulation of voluntary motor activities
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Diencephalon
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Interbrain
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Pituitary gland
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Produces hormones for growth and sexual development
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Choroid plexis
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Knots of capillaries within each ventricle that creates cerebral spinal fluid
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Brain stem
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Pathway for tracts and autonomic behaviors such as breathing and bp
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Medulla oblongata
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Important fiber tract and regulates visceral organ activities such as controlling heart rate, bp, breathing, swallowing, and vomiting
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Meninges
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3 connective tissue membranes covering and protecting the CNS
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Cell body
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Contains nucleus.
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Axon
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The fiber like extension of a neuron by which the cell sends information to target cells
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Dendrites
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Form information receive network for neuron
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Axon terminals
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Make contact with other nerve cells or with effector cells
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Synapse
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Signals are sent from one neuron to another by jumping across a tiny space
