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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 |