nervous systemmarieb
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| show | monitors all information about change occuring outside and inside the body process and interprets the information recieved and integrates it in order to make decisions, commond responses by activating muscle gland and other parts of the nervous system
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| show | central nervous system
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| show | somatic nervous system
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| show | periphereal nervous system
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| subdivision of the PNS that regulates the activity of the heart and smooth muscle, and of glands: it is also called the involuntary nervous system | show 🗑
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| major subdivision of the nervous system that interprets incoming information and issues orders such as past experience and current conditions | show 🗑
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| major subdivision of the nervous system that serves as communication lines, linking all parts of the body to the cns. | show 🗑
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| supports, insulate, and protect cells | show 🗑
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| demonstrates irritability and conductivity, and thus transmit electrical messages from one area of the body to another area | show 🗑
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| show | neurons
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| show | neuroglia
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| releases neurotransmitters | show 🗑
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| show | dendrite
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| show | dendrite
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| show | cell body
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| show | axon
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| walking on hot pavement which receptor type would be activated | show 🗑
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| feeling a pinch would activate which receptor | show 🗑
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| show | pacinian corpuscle
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| muscle sensations when rowing a boat activates which receptor | show 🗑
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| feeling a caress activates which receptor | show 🗑
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| show | cutaneous sense organs
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| specialized cells that myelinate the fibers of neurons found in the PNS | show 🗑
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| show | synapse
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| bundle of nerve processes inside the CNS | show 🗑
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| show | association neuron
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| show | nodes of ranvier
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| show | ganglion
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| show | efferent neuron
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| sensorty receptors found in muscle and tendons that detect their degree of stretch | show 🗑
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| show | stimuli
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| neuron that conducts impulses toward the CNS from the body periphery | show 🗑
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| chemicals released by neurons that stimulate other neurons, muscles, or glands | show 🗑
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| show | stimulus,receptor,afferent neuron,efferent neuron, effector organ
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| period of repolarization of the neuron during which it cannot respond to a second stimulus | show 🗑
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| state in which the resting potential is reversed as sodium ions rush into the neuron | show 🗑
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| show | polarized
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| period during which potassium ions diffuse out of the neuron | show 🗑
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| show | action potential
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| the cheif positive intracellular ion in a resting neuron | show 🗑
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| process by which ATP is used to move sodium ions out of the cell and potassium ions back into the cell, completely restores the resting conditions of the neurons | show 🗑
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| somatic reflexes | show 🗑
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| autonomic reflexes | show 🗑
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| what system along with the nervous system helps to regulate and maintain body homeostasis, it produces hormones that are released into the blood. | show 🗑
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| show | spinal nerves
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| show | cranial nerves
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| show | sensory division
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| show | brAIN AND SPINAL CORD
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| show | spinal and cranial nerves that extend to and from the CNS
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| cells found in the cns that generally support, insulate, and protect the delicate neurons | show 🗑
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| show | glia cells
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| show | astrocytes
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| show | astrocytes
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| show | microglia
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| show | ependymal cells
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| show | oligodendrocytes
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| show | gliomas
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| show | schwann cells
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| show | satellite cells
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| show | glia cells can divide and neurons cannot. a criterion of cancer cells is their unconrolled division
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| which glial cells are most abudndent in the body | show 🗑
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| show | neurons or nerve cells
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| show | cell body
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| what rough er substance and intermediate filaments that are mportant in maintaining cell schape and particulary abundent in the cell body | show 🗑
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| show | dendrites
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| show | sxons
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| each neuron has only one axon, which arises from a conelike region of the cell body called | show 🗑
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| all axons branch profusely at their terminal end, froming hundres to thousands of | show 🗑
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| show | neurotransmitters
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| axon terminals are separated from the next neuron by a tiny gap caled | show 🗑
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| cleft protects and insulates the fibers and increases the transmission rate of nerve impules | show 🗑
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| complete the pathway between afferent and efferent neurons, also called association neurons | show 🗑
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| cell bodies that are found in the CNS in clusters are called | show 🗑
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| small collections of cell bodies called ___ are found in the a few sites outside the cns in the pns | show 🗑
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| show | white matter
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| show | gray matter
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| the cell bodies of ____are always found in a ganglion outside the cns, and keep us informed about what is happening both inside and outside the body | show 🗑
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| how does a tract differ from a nerve | show 🗑
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| show | ganglion is a cluster of nerve cell bodies found in the pns, nucleus is a cluster of nerve cell bodies found in the pns
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| show | dendrites conduct impulses toward the nerve cell body,
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| show | axon terminal releases neurotransmitters
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| show | reflex arcs
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| reflexes that stimulate the skeletal muscles | show 🗑
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| reflexes that regulate the activity of smooth muscles | show 🗑
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| reflexes that regulate such body functions as digestion, eliminationm, blood pressure, and sweating | show 🗑
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| local current that dies out with distance | show 🗑
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| show | action potential
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| show | reflex
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| central canal of the neural tube, which is continuous between the brain and spinal cod, becomes englarded in four regions of the brain to from chambers called | show 🗑
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| brain weight | show 🗑
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| show | cerebral hemisphers, brainstem, and cerebellum
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| most superior part of the brain, responsible for the regulation of posture and coordination of skeletal muscle movements | show 🗑
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| show | gyri separated by shallow grooves called sulci (furrow)
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| regions of the human brain | show 🗑
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| show | neuron cell bodies
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| show | myelinated fibers
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| show | basal nuclei
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| show | cerebrospinal fluid
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| show | brainstem and cerebellum
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| show | cerebral hemispheres
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| show | cerebral cortex
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| body map on the motor cortex is called | show 🗑
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| show | occipital lobe
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| auditory are is located in which lobe | show 🗑
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| show | primary motor area
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| coritcal area that is very invloved in our ability to speak found at the base of the precentral gyrus | show 🗑
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| areas involved in higher intellectual reasoning and socially acceptable behavior if found in which lobes | show 🗑
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| show | speech area (allows the sound to come out)
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| show | cerebral
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| show | gustatory area
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| site of regulation of body, temperature, water balance, metabolism, drives, and emotions | show 🗑
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| show | thalamus, hypothalamus, and epithalamus
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| important relay station for afferent fibers traveling to the senosry cortex for interpretation (whethe the sensation we are about to have is pleasant or unpleasant. | show 🗑
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| show | epithalamus
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| show | choroid plexus
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| show | midbrain, pons, and medulla oblongata,, small gray matter areas
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| show | diencephalon
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| show | myelinated nerve fibers
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| show | brain stem
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| what is the function of the cerebellum | show 🗑
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| the three connective tissue membranes covering and protecting the cns structures | show 🗑
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| show | dura matter
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| show | ataxia
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| show | meningitis
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| contains reflex centers incloved in regulating, respiratory rythm in conjunction with lower brain-stem centers | show 🗑
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| responsible for the regulation of posture and coordination of skeletal muscle movements | show 🗑
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| show | thalamus
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| contains autonomic centers, which regulate blood pressure and repiratory rhythm, as well as coughing and sneezing centers | show 🗑
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| show | corupus callosum
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| show | cerebral aqueaduct
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| show | thalamus
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| show | choroid plexus
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| show | cerbral peduncle
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| part of the limbic system, contains centers for many drives such as rage, pleasure, hunger, sex) | show 🗑
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| brain structures that consiste of white matter | show 🗑
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| brain structures that consist of gray matter | show 🗑
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| show | postcentral gyrus
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| show | temporal lobe
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| show | frontal lobe
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| show | broca's area
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| the right cerebral hemisphere receives sensory input from which side of the body | show 🗑
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| major descending voluntary motor tract | show 🗑
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| ceneters for control of repetitious or sterotyped motor skills are found in the | show 🗑
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| the lips, tongue, and fingers are the largest part of what | show 🗑
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| show | general interpretation area
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| show | occipital
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| show | left
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| eed is eveidence of clinical death | show 🗑
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| beta waves are recorded when an individual is awake and | show 🗑
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| outermost covering of the brain, composed of tough fibrous connective tissue | show 🗑
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| innermost coevering of the brain; delicate and vascular | show 🗑
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| structures that return cerbospinal fluid to the venous blodd in the dural sinuses | show 🗑
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| show | dura mater
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| show | choroid plexuses
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| cerbosipinal fluid flors from the lateral ventricles to the third ventricle and then trhough the | show 🗑
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| some of the fluid continues down the central canal of the spinal cord, but most of it circulates into the subarachnoid space by passing through three tiny opening in the walls of the | show 🗑
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| show | hydrocephalus
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| slight and transient brain injury | show 🗑
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| show | contusion
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| total nonreponsiveness to stimulation | show 🗑
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| show | intracranial hemorrage
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| show | cerebral edema
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| show | cerebrovascual accident
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| show | alzheimer's disease
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| show | multiple sclerosis
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| show | transient ishemic attack
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| the spinal cord extends from the formane magnum of the skill to what region of the vertebral column | show 🗑
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| show | lumbar tap
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| how many pairs of spinal nerses arise from the cord | show 🗑
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| how many pairs of nerves are cervical nerves | show 🗑
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| how many pairs of nerves are thoracic nerves | show 🗑
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| show | 5
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| how many pairs are sacral nerves | show 🗑
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| what name is gibven to the barrier that protects the brain from toxic chemicals | show 🗑
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| what name is given to the cerbrospinal fluid filled cavities within the brain | show 🗑
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| another name for a bundle of nerve fibers is called | show 🗑
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| show | oculomotor III
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Created by:
bisonlea