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MT Nervous System, C
Nervous System MT
| Question | Answer |
|---|---|
| CNS = | Central Nervous System |
| CNS is composed of | brain and spinal cord |
| PNS = | Peripheral Nervous System |
| PNS is composed of | cranial nerves and spinal nerves |
| Neuron= | is a nerve cell |
| Neuroglia means | nerve glue |
| What carries cells away from the body | Axons |
| Dendrites carry impluses | to the cell body |
| neurotransmitter= | chemical |
| synapse | gap between the cell bodies |
| white matter is | myelinated |
| grey matter is | unmyelinated |
| largest part of the brain | cerebrum |
| the outer layer of the brain is known as | cerebral cortex (composed of grey matter) |
| The cerebrum is divided into | 2 hemispheres |
| hemispheres of the brain are divided into | lobes |
| Name three parts of the brain stem and its functions | Mid brain - vision and hearing Pons - controls respiration Medulla Oblongata - controls vital signs except temperature |
| What part of the brain helps maintain prosture, coordination & balance | cerebellum |
| CSF = | Cerebospinal Fluid |
| List 3 layers of the meninges | Outer layer - Duramater Middle layer - Arachnoid Inner layer - Piamater |
| How many pairs of cranial nerves are there | 12 |
| How many pairs of spinal nerves are there | 31 |
| The spinal cord ends where | between L1 and L2 |
| There are how many cervical spinal nerves | 8 |
| There are how many thoracic spinal nerves | 12 |
| There are how many lumbar spinal nerves | 5 |
| There are how many sacral spinal nerves | 5 |
| There are how many coccygeal spinal nerves | 1 |
| Reflex = | simple response |
| Sympathic nervous system is known as the | flight or fight instinct |
| Parasympathetic nervous system is known as the | resting & digestive |
| Neuro | nerve |
| Myelo | spinal cord |
| Encephalao | brain |
| Cerebro | cerebrum |
| Cerebello | cerebullum |
| Psycho | mind |
| Narco | stupor |
| - phasia | speaking |
| - lexia | pertaining to a word or phrase/reading |
| - plegia | paralysis |
| - paresis | weakness |
| - lepsy | seizure |
| - phobia | irrational fear |
| - mania | madness/frenzy |
| EEG = | electro/encephalo/gram |
| AD | Alzheimer disease |
| AS | left ear |
| AU | both ears |
| ENT | ear, nose & throat |
| TM | tympanic membrane |
| Samno | sleep |
| -lalia | speech/babble |
| -plegia | paralysis |
| -paresis | weakness |
| CVA= | cerebrovascular accident (stroke) |
| Thrombus is a clot that | does not move |
| Embolus is a clot that | moves |
| Aneurysm = | abnormal ballooning of a vessel |
| Cerebral contusion | causes long term effects; bruising of the brain |
| Cerebral concussion | does not have long lasting affects |
| Cerebral contrecoup | counter blow to the head |
| Alzheimer disease | degeneration of neurons and atrophy of the cerebral cortex |
| Epilepsy | seizures due to abnormal brain activity Grand Mal Petit Mal |
| EEG | electroencephalogram |
| EEG measures | brain activity |
| OCD | Obsessive Compulsive Disorder |
| Aphasia | absence of speaking |
| Hemiparesis | weakness on one side of the body |
| Hemiplegia | paralysis one one side of the body |
| Tremor | unintentional trembling or shaking |
| Subdural hematoma | Venous bleed; collection of blood on the surface of the brain |
| Epidural hematoma | Arterial bleed; collection of blood between the skull and dura mater |
| Anxiety | feeling of uneasiness that is excessive |
| Delusion | false beliefs |
| Hallucination | false perception |
| Paranoia | exaggerated distrust of others |
| Acetylcholine (ACh) | neurotransmitter |
| Broca's area | speech area |
| Epinephrine | adrenaline |
| Amnesia | loss of memory |
| Bell's Palsy | unilateral facial paralysis |
| Claustrophobia | fear of being in closed spaces |
| Delirium | state of mental confusion |
| Euphoria | exaggerated feeling of well being |
| Hypochondriasis | excessive fear of your health |
| Ictus | blow or sudden attack; ex. seizure or stroke |
| Lethargy | sluggishness |
| Paraplegia | paralysis of lower 1/2 of the body |
| Quadriplegia | paralysis of all 4 limbs |
| Stupor | impaired consciousness; loss of responses |
| TIA | Transit ischemic attack; mini stroke |
| Glasgow coma scale | measure of consciousness |
| Syncope | fainting |
| Vertigo | illusion of movement |
| CP | cerebral palsy |
| CVD | cerebro vascular disease |
| DTR | deep tendon reflexes |
| ICP | Intracranial pressure |
| LOC | level of consciousness |
| LP | lumbar puncture |
| MS | multiple sclerosis |
| multiple sclerosis | deterioration of the myelin sheath covering axons within the brain |
| meninges | 3 membranes that cover the brain and spinal cord |
| Valsalva's maneuver | forcible exhalation against a closed glottis, nostrils, or mouth |
| What part of the brain are concerned with movement | cerebellum |
| Autism | disorder of the neural development; symptoms, impaired social interaction and communication |
| Chemicals that facilitate the movement of impulses at ____________ are called? | Synapse |
| -presis | partial paralysis |
| Myelinated | white matter |
| unmyelinated | grey matter |
| What is the treatment for a meningioma | surgery |
| Increased accumulation of CSF in or around the brain is | hydrocephalous |
Created by:
jhowe2323