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Purple Module
Reverse Definitions
| Term | Definition |
|---|---|
| epilepsy | a disorder characterized by seizures |
| coma | abnormal deep unconsciousness |
| microcephaly | abnormally small head |
| anorexia nervosa | all consuming desire to be thin |
| bulimia nervosa | binging and purging illness |
| concussion | brain injury causing transient loss of consciousness |
| ventricles | cavity of an organ |
| trephination | circular opening make in the skull to relieve intracranial pressure |
| automatic nervous system (SNS) | conveys impulses to glands, smooth muscles and cardiac muscles(involuntary functions)-part of the PNS |
| hypnotics | depress CNC functions to induce sleep |
| multiple sclerosis | disease of the myelin sheath |
| myelopathy | disease of the spinal cord |
| cerebrum | largest and uppermost portion of brain, major functions incl sensory perception, interpretation, muscular movement & emotional aspects of behavior and memory |
| agnoisa | inability to comprehend auditory, visual, spatial, olfactory & other senses |
| catatonic | inability to move or talk |
| aphasia | inability to speak |
| craniotomy | incision into the skull |
| peripheral nervous system (PNS) | includes all nervous tissue of the body found outside the central nervous system (CNS) |
| encephalitis | inflammation of the brain |
| pia mater | inner most membrane of the brain and spinal cord |
| tremor | involuntary tremble or shake |
| tic | involuntary spasmodic muscular contraction |
| ataxia | lack of muscle coordination |
| lethargy | lack f response; sluggish |
| psychosis | major emotional disorder |
| nerve conduction velocity (NVC) | measures the speed impulses travel through a nerve |
| arachnoid membrane | middle layer covering the brain and spinal cord (resembles spider webs) |
| efferent | moves away from central structure |
| afferent | moves toward central structure |
| central nervous system (CNS) | network of nervous tissue found in brain and spinal cord |
| neurosis | nonpsychotic mental illness |
| idiopathic | occurring without a known cause |
| dura mater | outer most covering of the brain and spinal cord (pachymeninges) |
| cisternal puncture | spinal puncture at the base of the brain to extract spinal fluid or inject medication |
| myelalgia | pain in the spinal cord |
| herpes zoster | painful acute infectious disease aka singles |
| dystrophy | poor development |
| aura | premonitory awareness of an approaching physical or mental illness (seizures) |
| anesthetic | produce loss of sensation |
| anxiety | psychological worry disorder |
| electroencephalography (EEG) | records electrical activity of the brain |
| cerebellum | occupies back of brain refines muscular movement and aids in maintaining equilibrium |
| analgesics | relieve pain |
| convulsion | sudden violent contraction of the muscles |
| neuron | the functional cell of nervous system |
| meninges | three membranes that cover and protect brain and spinal cord (dura mater, arachnoid , pia mater) |
| neurotransmitters | transmit impulses across synapses |
| asthenia | weakness or debility |
| myelin sheath | white fat like sheath (lipoid) |
| dendrites | branching cytoplasmic projections that receive impulses and transmit them to cell body |
| dysrhythmia | abnormal rhythm (in brain or heart) |
| ganglion | a collection of nerve bodies |
| ganglionectomy | excision of ganglion |
| hyperkinesia | excessive movement |
| mixed nerves | nerves composed of both sensory and motor nerves (found in PNS) |
| opiates | stupor or sleep inducing (narcotic) drug containing opium |
| parasympathetic nervous system | part of autonomic systems, reverses effects of sympathetic nervous system on the body |
| sympathetic nervous system | part of the autonomic system, causes symptoms such as accelerated heart and increased blood pressure, fight or flight reaction |
| spinal cord | conveys sensory impulses to the brain from different parts of the body-transmits motor neurons away from brain to all muscles and organs |
| synapses | small space found between axon and one neuron and the dendrite of another |
| Tay-Sachs disease | genetic enzyme deficiency, progressive mental changes, paralysis, blindness, inability to each and ultimately death by age of four |
| tranquilizers | medications used to reduce tension and anxiety with our decreasing level of consciousness |
| somatic nervous systems | one of two part of the peripheral nervous system which conveys impulses for voluntary fucntions |
| axon | a long single projection that transmits impulses from the cell body |
| brain stem | major section of the brain that serves as a pathway for impulse conduction between brain and spinal cord |
| brain stem consists of | midbrain, medulla and pons |
| pons | connects the midbrain and medulla (bridge) |
| four structures of the brain | cerebrum, cerebellum, diencephalon, brain stem |
| three major structures of neurons | cell body (nucleus), axons (thread like), dendrites (branch like) |
| Insula | the fifth lobe of cerebrum that is only visible with dissection |
| four major types of neurolgia | astrocytes, oligodendrocytes, microglia, ependyma |
| neurolgia | nerve glue ong neurons |
| Hypothalamus | regulates the activities of ANS and controls the endocrine functions and pituitary gland |
| thalamus | receives all sensory stimuli except Olfactory (smell) and transmits to cerebral cortex |
Created by:
amatt
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