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Nervous System and Psychiatry
n/a
232
Medical
Not Applicable
10/29/2012

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Cards

Term
central nervous system
Definition
brain and spinal cord
Term
peripheral nervous system
Definition
nerves branching from the central nervous system to all parts of the body
Term
autonomic nervous system
Definition
nerves that carry involuntary impulses to smooth muscle, cardiac muscle, and various glands
Term
cerebr/o
Definition
cerebrum (largest part of the brain)
Term
cerebell/o
Definition
cerebellum (little brain)
Term
crani/o
Definition
skull
Term
encephal/o
Definition
entire brain
Term
esthesi/o
Definition
sensation
Term
gangli/o
Definition
ganglion (knot)
Term
gli/o
Definition
glue
Term
gnos/o
Definition
knowing
Term
kinesi/o
Definition
movement
Term
lex/o
Definition
word or phrase
Term
mening/o, meningi/o
Definition
meninges (membrane)
Term
myel/o
Definition
spinal cord or bone marrow
Term
narc/o
Definition
stupor or sleep
Term
neur/o
Definition
nerve
Term
phas/o
Definition
speech
Term
phob/o
Definition
exaggerated fear or sensitivity
Term
phor/o
Definition
carry or bear
Term
phren/o, psych/o, thym/o
Definition
mind
Term
schiz/o
Definition
split
Term
somat/o
Definition
body
Term
somn/o, somn/i, hypn/o
Definition
sleep
Term
spin/o
Definition
spine (thorn)
Term
spondyl/o, vertebr/o
Definition
vertebra
Term
stere/o
Definition
three-dimensional or solid
Term
tax/o
Definition
order or coordination
Term
thalam/o
Definition
thalamus (a room)
Term
ton/o
Definition
tone or tension
Term
top/o
Definition
place
Term
ventricul/o
Definition
ventricle (belly or pouch)
Term
cata-
Definition
down
Term
-asthenia
Definition
weakness
Term
-lepsy
Definition
seizure
Term
-mania
Definition
condition of abnormal impulse toward
Term
-paresis
Definition
slight paralysis
Term
-plegia
Definition
paralysis
Term
central nervous system (CNS)
Definition
brain and spinal cord
Term
brain
Definition
portion of the central nervous system contained within the cranium
Term
cerebrum
Definition
largest portion of the brain; divided into right and left halves, known as cerebral hemispheres, which are connected by a bridge of nerve fibers called the corpus callosum; lobes of the cerebrum are named after the skull bones they underlie
Term
frontal lobe
Definition
anterior section of each cerebral hemisphere; responsible for voluntary muscle movement and personality
Term
parietal lobe
Definition
portion posterior to the frontal lobe; responsible for sensations such as pain, temperature, and touch
Term
occipital lobe
Definition
portion posterior to the parietal and temporal lobes; responsible for vision
Term
temporal lobe
Definition
portion that lies below the frontal lobe; responsible for hearing, taste, and smell
Term
cerebral cortex
Definition
outer layer of the cerebrum consisting of gray matter; responsible for higher mental functions
Term
thalamus
diencephalon
Definition
each of two gray matter nuclei deep within the brain; responsible for relaying sensory information to the cortex
Term
gyri
Definition
convolutions (mounds) of the cerebral hemispheres
Term
sulci
Definition
shallow grooves that separate gyri
Term
fissures
Definition
deep grooves in the brain
Term
cerebellum
Definition
portion of the brain located below the occipital lobes of the cerebrum; responsible for control and coordination of skeletal muscles
Term
brainstem
Definition
region of the brain that serves as a relay between the cerebrum, cerebellum, and spinal cord; responsible for breathing, heart rate, and body temperature; the three levels are the mesencephalon (midbrain), pons, and medulla oblongata
Term
ventricles
Definition
series of interconnected cavities within the cerebral hemispheres and brainstem filled with cerebrospinal fluid
Term
cerebrospinal fluid (CSF)
Definition
plasma-like clear fluid circuling in and around the brain and spinal cord
Term
spinal cord
Definition
column of nervous tissue from the brainstem through the vertebrae; responsible for nerve conduction to and from the brain and the body
Term
meninges
Definition
three membranes that cover the brain and spinal cord, consisting of the dura mater, pia mater, and arachnoid mater
Term
peripheral nervous system (PNS)
Definition
nerves that branch from the central nervous system including nerves of the brain (cranial nerves) and spinal cord (spinal nerves)
Term
cranial nerves
Definition
12 pairs of nerves arising from the brain
Term
spinal nerves
Definition
31 pairs of nerves arising from the spinal cord
Term
sensory nerves
Definition
nerves that conduct impulses from body parts and carry sensory information to the brain; also called afferent nerves
Term
motor nerves
Definition
nerves that conduct motor impulses from the brain to muscles and glands; also called efferent nerves
Term
autonomic nervous system (ANS)
Definition
nerves that carry involuntary impulses to smooth muscle, cardiac muscle, and various glands
Term
hypothalamus
Definition
control center for the autonomic nervous system located below the thalamus (diencephalon)
Term
sympathetic nervous system
Definition
division of the autonomic nervous system that is concerned primarily with perparing the body in stressful or emergency situations
Term
parasympathetic nervous system
Definition
division of the autonomic nervous system that is most active in ordinary conditions; it counterbalances the effects of the sympathetic system by restoring the body to a restful state after a stressful experience
Term
aphasia
dysphasia
Definition
impairment because of localized brain injury that affects the understanding, retrieving, and formulating of meaningful and sequential elements of language, as demonstrated by an inability to use or comprehend words; occurs as a result of a stroke, head trauma, or disease
Term
coma
Definition
a general term referring to levels of decreased consciousness with varying responsiveness; a common method of assessment is the Glasgow Coma Scale
Term
delirium
Definition
a state of mental confusion caused by disturbances in cerebral function; the many causes include fever, shock, and drug overdose
Term
dementia
Definition
an impairment of intellectual function characterized by memory loss, disorientation, and confusion
Term
motor deficit
Definition
loss or impairment of muscle function
Term
sensory deficit
Definition
loss or impairment of sensation
Term
neuralgia
Definition
pain along the course of a nerve
Term
paralysis
Definition
temporary or permanent loss of motor control
Term
flaccid paralysis
Definition
defective (flabby) or absent muscle control caused by a nerve lesion
Term
spastic paralysis
Definition
stiff and awkward muscle control caused by a central nervous system disorder
Term
hemiparesis
Definition
partial paralysis of the right or left half of the body
Term
sciatica
Definition
pain that follows the pathway of the sciatic nerve, caused by compression or trauma of the nerve or its roots
Term
seizure
Definition
sudden, transient disturbances in the brain function resulting from an abnormal firing of nerve impulses; may or may not be associated with convulsion
Term
convulsion
Definition
to pull together; type of seizure that causes a series of sudden, involuntary contractions of muscles
Term
syncope
Definition
fainting
Term
tactile stimulation
Definition
evoking a response by touching
Term
hyperesthesia
Definition
increased sensitivity to stimulation such as touch or pain
Term
paresthesia
Definition
abnormal sensation of numbness and tingling without objective cause
Term
agnosia
Definition
any of many types of loss of neurologic function involving interpretation of sensory information
Term
astereognosis
Definition
inability to judge the form of an object by touch (ex. a coin from a key)
Term
atopognosis
Definition
inability to locate a sensation properly, such as an inability to locate a point touched on the body
Term
Alzheimer disease
Definition
disease of structural changes in the brain resulting in an irreversible deterioration that progresses from forgetfulness and disorientation to loss of all intellectual functions, total disability, and death
Term
amyotrophic lateral sclerosis (ALS)
Definition
condition of progressive deterioration of motor nerve cells resulting in total loss of voluntary muscle control; symptoms advance from muscle weakness in the arms and legs, to the muscles of speech, swallowing, and breathing, to total paralysis and death; also known as Lou Gehrig disease
Term
cerebral palsy (CP)
Definition
condition of motor dysfunction caused by damage to the cerebrum during development or injury at birth; characterized by partial paralysis and lack of muscle coordination
Term
cerebrovascular disease
Definition
disorder resulting from a change within one or more blood vessels of the brain
Term
cerebral arteriosclerosis
Definition
hardening of the arteries of the brain
Term
cerebral atherosclerosis
Definition
condition of lipid (fat) buildup within the blood vessels of the brain
Term
cerebral aneurysm
Definition
dilation of a blood vessel in the brain
Term
cerebral thrombosis
Definition
presence of a stationary clot in a blood vessel of the brain
Term
cerebral embolism
Definition
obstruction of a blood vessel in the brain by an embolus transported through the circulation
Term
cerebrovascular accident (CVA)
stroke
Definition
damage to the brain caused by cerebrovascular disease, such as occlusion of a blood vessel by a thrombus or embolus (ischemic stroke) or intracranial hemorrhage after rupture of an aneurysm (hemmorrhagic stroke)
Term
transient ischemic attack (TIA)
Definition
brief episode of loss of blood flow to the brain, usually caused by a partial occlusion that results in temporary neurologic deficit (impairment); often precedes a CVA
Term
encephalitis
Definition
inflammation of the brain
Term
epilepsy
Definition
disorder affecting the central nervous system; characterized by recurrent seizures
Term
tonic-clonic seizure
Definition
stiffening-jerking; a major motor seizure involving all muscle groups; previously termed grand mal (big bad) seizure
Term
absence seizure
Definition
seizure involving a brief loss of consciousness without motor involvement; previously termed petit mal (little bad) seizure
Term
partial seizure
Definition
seizure involving only limited areas of the brain with localized symptoms
Term
glioma
Definition
tumor of glial cells graded according to degree of malignancy
Term
herniated disk or disc
Definition
protrusion of a degenerated or fragmented intervertebral disk so that the nucleus pulposus protrudes, causing compression on the nerve root
Term
herpes zoster
Definition
viral disease affecting the peripheral nerves, characterized by painful blisters that spread over the skin following the affected nerves, usually unilateral; also known as shingles
Term
Huntington chorea
Huntington disease (HD)
Definition
hereditary disease of the central nervous system characterized by bizarre, involuntary body movements and progressive dementia
Term
hydrocephalus
Definition
abnormal accumulation of cerebrospinal fluid in the ventricles of the brain as a result of developmental anomalies, infection, injury or tumor
Term
meningioma
Definition
benign tumor of the coverings of the brain (the meninges)
Term
meningitis
Definition
inflammation of the meninges
Term
migraine headache
Definition
paroxysmal (sudden, periodic) attacks of mostly unilateral headache, often accompanied by disordered vision, nausea, or vomiting, lasting hours or days and caused by dilation of arteries
Term
multiple sclerosis (MS)
Definition
disease of the central nervous system characterized by the demyelination (deterioration of the myelin sheath) of nerve fibers, with episodes of neurologic dysfunction (exacerbation) followed by recovery (remission)
Term
myasthenia gravis
Definition
autoimmune disorder that affects the neuromuscular junction, causing a progressive decrease in muscle strength; activity resumes and strength retunrs after a period of rest
Term
myelitis
Definition
inflammation of the spinal cord
Term
narcolepsy
Definition
sleep disorder characterized by a sudden, uncontrollable need to sleep, attacks of paralysis (cataplexy), and dreams intruding while awake (hypnagogic hallucinations)
Term
neural tube defects
Definition
congenital deformities of the brain and spinal cord caused by incomplete development of the neural tube, the embryonic structure that forms the nervous system
Term
anencephaly
Definition
defect in closure of the cephalic portion of the neural tube that results in incomplete development of the brain and bones of the skull; the most drastic neural tube defect usually results in a stillbirth
Term
spina bifida
Definition
defect in development of the spinal column characterized by the absence of vertebral arches, often resulting in pouching of the meninges (miningocele) or of the meninges and spinal cord (meningomyelocele); considered to be the most common neural tube defect
Term
Parkinson disease
Definition
condition of slowly progressive degeneration in an area of the brainstem (substantia nigra) resulting in a decrease of dopamine (a chemical neurotransmitter necessary for proper movement); characterized by tremor, rigidity of muscles, and slow movements (bradykinesia); usually occurs later in life
Term
plegia
Definition
paralysis
Term
hemiplegia
Definition
paralysis on one side of the body
Term
paraplegia
Definition
paralysis from the waist down
Term
quadriplegia
Definition
paralysis of all four limbs
Term
poliomyelitis
Definition
inflammation of the gray matter of the spinal cord caused by a virus, often resulting in spinal and muscle deformity and paralysis
Term
polyneuritis
Definition
inflammation involving two or more nerves, often caused by a nutritional deficiency, such as lack of thiamine
Term
sleep apnea
Definition
periods of breathing cessation (10 seconds or more) that occur during sleep, often causing snoring
Term
electrodiagnositc procedures
Definition
diagnositc procedures used to evaluate the function of the nervous system by recording the electrical signals produced in the brain, spinal sord, and peripheral nerves
Term
electroencephalogram (EEG)
Definition
record of the minute electrical impulses of the brain; used to identify neurologic conditions that affect brain function and level of consciousness
Term
evoked potentials
Definition
record of minute electrical potentials (waves) that are extracted from ongoing EEG activity to diagnose auditory, visual, and sensory pathway disorders; also used to monitor the neurologic function of patients during surgery
Term
polysomnography (PSG)
Definition
recording of various aspects of sleep (ex. eye and muscle movements, respiration, and EEG patterns) to diagnose sleep disorders
Term
lumbar puncture (LP)
Definition
introduction of a specialized needle into the spine in the lumbar region for diagnostic or therapeutic purposes, such as to obtain CSF for testing; also called spinal tap
Term
magnetic resonance imaging (MRI)
Definition
nonionizing imaging technique using magnetic fields and radiofrequency waves to visualize anatomic structures (especially soft tissue), such as the tissues of the brain and spinal cord
Term
magnetic resonance angiography (MRA)
Definition
magnetic resonance imaging of blood vessels to detect pathologic conditions, such as thrombosis and atherosclerosis
Term
intracranial MRA
Definition
magnetic resonance image of the head to visualize the vessels of the circle of Willis (common site of cerebral aneurysm, stenosis, or occlusion)
Term
extracranial MRA
Definition
magnetic resonance image of the neck to visualize the carotid artery
Term
nuclear medicine imaging
Definition
radionuclide organ imaging
Term
single-photon emission computed tomography (SPECT) brain scan
Definition
scan combining nuclear medicine and computed tomography to produce images of the brain after the administration of radioactive isotopes
Term
positron-emission tomography (PET)
Definition
technique combining nuclear medicine and computed tomography to produce images of brain anatomy and corresponding physiology; used to study stroke, Alzheimer disease, epilepsy, metabolic brain disorders, chemistry of nerve transmission in the brain, and so on; provides greater accuracy than SPECT, but is used less often because of cost and the limited availability of the radioisotopes
Term
radiography
Definition
x-ray imaging
Term
cerebral angiogram
Definition
x-ray of blood vessels in the brain after intracarotid injection of contrast medium
Term
computed tomography (CT) of the head
Definition
computed tomographic (x-ray) images of the head used to visualize abnormalities, such as brain tumors and malformations
Term
myelogram
Definition
x-ray of the spinal cord obtained after intraspinal injection of contrast medium
Term
reflex testing
Definition
test performed to observe the body's response to a stimulus
Term
deep tendon reflexes (DTR)
Definition
involuntary muscle contraction after percussion at a tendon (ex. patella or Achilles) indicating function; positive findings are either no reflex response or an exaggerated response to stimulus; numbers are often used to record responses

0 = no response (absent reflex)
1+ = diminished response
2+ = normal response
3+ = more brisk than average response
4+ = hyperactive response
Term
Babinski sign
Babinski reflex
Definition
pathologic response to stimulation of the plantar surface of the foot; a positive sign is indicated when the toes dorsiflex (curl upward)
Term
transcranial Doppler sonogram
Definition
image made by sending ultrasound beams through the skull to assess blood flow in intracranial vessels; used in the diagnosis and management of stroke and head trauma
Term
carotid endarterectomy
Definition
incision and coring of the lining of the caroid artery to clear a blockage caused by the buildup of atherosclerotic plaque or a clot; an open procedure used to treat patients who are at risk for stroke
Term
craniectomy
Definition
excision of part of the skull to approach the brain
Term
craniotomy
Definition
incision into the skull to approach the brain
Term
diskectomy or discectomy
Definition
removal of a herniated disk; often done percutaneously
Term
endovascular neurosurgery
interventional neuroradiology
Definition
minimally invasive techniques for diagnosis and treatment of disorders within blood vessels of the neck, brain, and spinal cord using specialized catheters inserted percutaneously (through the skin) into the femoral artery (in the groin) and guided by angiographic imaging to the treatment site; performed in a specialized angiographic laboratory by interventional neuroradiologists; common procedures are:

percutaneous transluminal angioplasty (PTA) with stent (ex. carotid PTA)

embolization (plugging) of intracranial aneurysms and vascular malformations
Term
laminectomy
Definition
excision of one or more laminae of the vertebrae to approach the spinal cord
Term
vertebral lamina
Definition
flattened posterior portion of the vertebral arch
Term
microsurgery
Definition
use of a microscope to dissect minute structures during surgery
Term
neuroplasty
Definition
surgical repair of a nerve
Term
spondylosyndesis
Definition
spinal fusion
Term
chemotherapy
Definition
treatment of malignancies, infections, and other diseases with chemical agents to destroy selected cells or impair their ability to reproduce
Term
radiation therapy
Definition
treatment of neoplastic disease using ionizing radiation to impede the proliferation of malignant cells
Term
stereotactic or stereotaxic radiosurgery
Definition
radiation treatment to inactivate malignant lesions using multiple, precise external radiation beams focused on a target with the aid of a stereotactic frame and imaging such as CT, MRI, or angiography; used to treat inoperable brain tumors and other lesions
Term
stereotactic or stereotaxic frame
Definition
mechanical device used to localize a point in space, targeting a precise site
Term
analgesic
Definition
agent that relieves pain
Term
anticonvulsant
Definition
agent that prevents or lessens the convulsion
Term
hypnotic
Definition
agent that induces sleep
Term
affect
Definition
emotional feeling or mood
Term
flat affect
Definition
significantly dulled emotional tone or outward reaction
Term
apathy
Definition
a lack of interest or display of emotion
Term
catatonia
Definition
a state of unresponsiveness to one's outside environment, usually including muscle rigidity, staring, and inability to communicate
Term
delusion
Definition
a persistent belief that has no basis in reality
Term
grandiose delusion
Definition
a peson's false belief that he or she possesses great wealth, intelligence, or power
Term
persecutory delusion
Definition
a person's false belief that someone is plotting aginst him or her with the intent to harm
Term
dysphoria
Definition
a restless, dissatisfied mood
Term
euphoria
Definition
an exaggerated, unfounded feeling of well-being
Term
hallucination
Definition
a false perception of the senses for which there is no reality; most commonly hearing or seeing things
Term
ideation
Definition
the formation of thoughts or ideas, such as suicidal ideation (thoughts of suicide)
Term
mania
Definition
state of abnormal elation and increased activity
Term
neurosis
Definition
a psychologic condition in which anxiety is prominent
Term
psychosis
Definition
a mental condition characterized by distortion of reality resulting in the inability to communicate or function within one's environment
Term
thought disorder
Definition
thought that lacks clear processing or logical direction
Term
major depression
major depressive illness
clinical depression
major affective disorder
unipolar disorder
Definition
a disorder causing periodic disturbances in mood that affect concentration, sleep, activity, appetite, and social behavior; characterized by feelings of worthlessness, fatigue, and loss of interest
Term
dysthymia
Definition
a milder affective disorder characterized by chronic depression
Term
manic depression
bipolar disorder (BD)
Definition
an affective disorder characterized by mood swings of mania and depression (extreme up amd down states)
Term
seasonal affective disorder (SAD)
Definition
an affective disorder marked by episodes of depression that most often occur during the fall and winter and that remit in the spring
Term
generalized anxiety disorder (GAD)
Definition
the most common anxiety disorder; characterized by chronic, excessive, uncontrollable worry about everyday problems; affects the ability to relax or concentrate, but does not usually interefere with social interactions or employment; physical symptoms include muscle tension, trembling, twitching, fatigue, headaches, nausea, and insomnia
Term
panic disorder
Definition
a disorder or sudden, recurrent attacks of intense feelings, including physical symptoms that mimic a heart attack (rapid heart rate, chest pain, shortness of breath, chills, sweating, and dizziness) with a general sense of loss of control or feeling that death is imminent; often progresses to agoraphobia
Term
phobia
Definition
exaggerated fear of a specific object or circumstance that causes anxiety and panic; named for the object or circumstance, such as agoraphobia (fear of the marketplace), claustrophobia (fear of confinement), and acrophobia (fear of high places)
Term
posttraumatic stress disorder (PTSD)
Definition
a condition resulting from an extremely traumatic experience, injury, or illness that leaves the sufferer with persistent thoughts and memories of the ordeal; may occur after a war, violent personal assault, physical or sexual abuse, serious accident, or natural disaster; symptoms include feelings of fear, detachment, exaggerated startle response, restlessness, nightmares, and avoidance of anything or anyone who triggers the painful recollections
Term
obsessive-compulsive disorder (OCD)
Definition
an anxiety disorder featuring unwanted, senseless obessions accompanied by repeated compulsions; can interfere with all aspects of a person's daily life; for example, the thought that a door is not locked causeing repetitive checking to make sure it is locked, or thoughts that one's body has been contaminated causing repetitive washing
Term
hypochondriasis
Definition
a preoccupation with thoughts of disease and concern that one is suffering from a serious condition that persists despite medical reassurance to the contrary
Term
autism
Definition
a developmental disability, commonly appearing during the first three years of life, resulting from a neurologic disoder affecting brain function, as evidenced by difficultiies with verbal and nonverbal communication and an inability to relate to anything beyond oneself in social interactions; persons with autism often exhibit body movements such as rocking and repetitive hand movements; persons commonly become preoccupied with observing parts of small objects or moving parts or with performing meaningless rituals
Term
dyslexia
Definition
a developmental disability characterized by difficulty understanding written or spoken words, sentences, or paragraphs that affects reading, spelling, and self-expression
Term
attention deficit/hyperactivity disorder (ADHD)
Definition
a dysfunction characterized by consistent hyperactivity, distractibility, and lack of control over impulses, which interferes with ability to function normally at school, home, or work
Term
mental retardation
Definition
a condition of subaverage intelligence characterized by an IQ of 70 or less, resulting in the inability to adapt to normal social activities
Term
anorexia nervosa
Definition
a severe disturbance in eating behavior caused by abnormal perceptions about one's body weight as evidenced by an overwhelming fear of becoming fat that results in a refusal to eat and body weight well below normal
Term
bulimia nervosa
Definition
an eating disorder characterized by binge eating followed by efforts to limit digestion through induced vomiting, use of laxatives, or excessive exercise
Term
substance abuse disorders
Definition
mental disorders resulting from abuse of substances such as drugs, alcohol, or other toxins, causing personal and social dysfunction; identified by the abused substance such as alcohol abuse, amphetamine abuse, opioid (narcotic) abuse, and polysubstance abuse
Term
schizophrenia
Definition
a disease of brain chemistry causing a distorted cognitive and emotional perception of one's environment; symptoms include distortions of normal function (such as disorganized thought, delusions, hallucinations, and catatonic behavior), flat affect, apathy, and withdrawal from reality
Term
electroconvulsive therapy (ECT)
Definition
electrical shock applied to the brain to induce convulsions; used to treat patients with severe depression
Term
light therapy
Definition
use of specialized illuminating light boxes and visors to treat seasonal affective disorder
Term
psychotherapy
Definition
treatment of psychiatric disorders using verbal and nonverbal interaction with patients, individually or in a group, employing specific actions and techniques
Term
behavioral therapy
Definition
treatment to decrease or stop unwanted behavior
Term
cognitive therapy
Definition
treatment to change unwanted patterns of thinking
Term
psychotropic drugs
Definition
medications used to treat mental illnesses
Term
antianxiety agents
anxiolytic agents
Definition
drugs used to reduce anxiety
Term
antidepressant
Definition
agent that counteracts depression
Term
neuroleptic agents
Definition
drugs used to treat psychosis, especially schizophrenia
Term
sedative
Definition
agent that has a calming effect and quiets nervousness
Term
ALS
Definition
amyotrophic lateral sclerosis
Term
ADHD
Definition
attention-deficit/hyperactivity disorder
Term
ANS
Definition
autonomic nervous system
Term
BD
Definition
bipolar disorder
Term
CNS
Definition
central nervous system
Term
CP
Definition
cerebral palsy
Term
CSF
Definition
cerebrospinal fluid
Term
CT
Definition
computed tomography
Term
CVA
Definition
cerebrovascular accident
Term
DTR
Definition
deep tendon reflex
Term
ECT
Definition
electroconvulsive therapy
Term
EEG
Definition
electroencephalogram
Term
GAD
Definition
generalized anxiety disorder
Term
HD
Definition
Huntington disease
Term
LP
Definition
lumbar puncture
Term
MRA
Definition
magnetic resonance angiography
Term
MRI
Definition
magnetic resonance imaging
Term
MS
Definition
multiple sclerosis
Term
NCV
Definition
nerve conduction velocity
Term
OCD
Definition
obsessive-compulsive disorder
Term
PET
Definition
positron-emission tomography
Term
PNS
Definition
peripheral nervous system
Term
PSG
Definition
polysomnography
Term
PTSD
Definition
posttraumatic stress disorder
Term
SAD
Definition
seasonal affective disorder
Term
SPECT
Definition
single-photon emission computed tomography
Term
TIA
Definition
transient ischemic attack
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