Chapter 5- Nervous System Flashcards
aphasia
inability to speak
ataxia
lack of coordination
catatonia
condition characterized by reduced muscle tone
delirium
brief loss of mental function
dementia
loss/decline in mental function
dyskinesia
difficulty moving
dyslexia
difficulty reading
dysphasia
difficulty speaking
dystonia
condition characterized by involuntary muscle movements
insomnia
inability to sleep
myoclonus
muscle twitching
myospasm
involuntary muscle contraction
neurasthenia
nerve weakness
somnambulism
sleep walking
syncope
fainting; losing consciousness due to temporary loss of blood flow to brain
cephalalgia
head pain
cephalodynia
head pain
encephalalgia
brain pain
neuralgia
nerve pain
neurodynia
nerve pain
hemiparesis
partial paralysis on half the body
hemiparesis
partial paralysis on half the body
hemiplegia
paralysis on half the body
monoparesis
partial paralysis of one limb
monoplegia
paralysis of one limb
paralysis
complete loss of sensation and motor function
paresis
partial paralysis characterized by varying degrees of sensation and motor function
causalgia
painful sensation of burning
dysesthesia
bad feeling
hyperesthesia
increased sensation
paresthesia
abnormal sensation (usually numbness or tingling in the skin)
pseudesthesia
false sensation
synesthesia
condition where one sensation is experienced as another
acrophobia
fear of heights
agoraphobia
fear of outdoor spaces
hydrophobia
fear of water
kleptomania
desire to steal
photophobia
excessive sensitivity to light
pyromania
desire to set fire
echoencephalography
procedure used to examine the brain using sound waves
electroencephalography (EEG)
procedure used to examine the electrical activity of the brain
lumbar puncture (LP)
inserting a needle into the lumbar region of the spine in order to collect spinal fluid, commonly called a spinal tap
cerebral angiography
procedure used to examine blood vessels in the brain
magnetic resonance angiography (MRA)
procedure used to examine blood vessels
myelogram
image of the spinal cord, usually done using x-ray
positron emission tomography (PET) scan
an imaging procedure that uses radiation (positrons) to produce cross sections of the brain
transcranial Doppler sonography
an imaging technique that produces an image of the brain using sound waves sent through the skull
cerebellitis
inflammation of the cerebellum
cerebral atrophy
wasting away of brain tissue
duritis
inflammation of the dura
encephalocele
hernia of the brain (normally through a defect in the skull)
hematoma
a tumorlike mass made up of blood
cranial hematoma
a hematoma beneath the skull
epidural hematoma
a hematoma located on top of the dura
intracerebral hematoma
a hematoma located inside the brain
subdural hematoma
a hematoma located beneath the dura
macrocephaly
abnormally large head
microcephaly
abnormally small head
meningocele
a hernia of the meninges
myelocele
a hernia of the spinal cord
myelomalacia
abnormal softening of the spinal cord
myelomeningocele
a hernia of the spinal cord and meninges
neuritis
nerve inflammation
neuroma
a nerve tumor
neurosclerosis
hardening of nerves
polyneuritis
inflammation of multiple nerves
agnosia
inability to comprehend
apathy
lack of emotion
hyperkinesia
increase in muscle movement or activity
neurasthenia
nerve weakness
neuroglycopenia
deficiency of sugar that interferes with normal brain activity
nystagmus
involuntary back and forth eye movements
prosopagnosia
inability to recognize faces
anesthesiologist
doctor who specializes in anesthesiology
afferent nerve
a nerve that carries impulses toward the central nervous system
efferent nerve
a nerve that carries impulses away from the central nervous system
neurogenic
originating from/created by nerves
psychiatrist
doctor who specializes in the treatment of the mind
psychiatry
branch of medicine that focuses on the treatment of the mind
psychogenic
originating in/created by the mind
psychologist
doctor who specializes in the study of the mind
psychology
branch of medicine that focuses on the study of the mind
psychosomatic
pertaining to the relationship between the body and the mind
idiopathic
having no known cause or origin
interictal
time between seizures
postictal
time after a seizure
preictal
time before a seizure
tonic
pertaining to muscle tone (normally weak or unresponsive)
tonic
pertaining to muscle tone (normally weak or unresponsive)
clonus
muscle spasm or twitching
tonic-clonic seizure
a seizure characterized by both a tonic and a clonic phase
cerebrovascular accident (CVA)
an accident involving the blood vessels of the brain
stroke
loss of brain function caused by interruption of blood flow/supply to the brain
hemorrhagic stroke
a stroke where the blood loss is caused by the rupture of a blood vessel
ischemic stroke
a stroke where the blood loss is caused by a blockage
transient ischemic attack (TIA)
a “mini-stroke” caused by the blockage of a blood vessel, which resolves (goes away) within 24 hours
cerebrovascular disease
a disease of the blood vessels of the brain
cerebral aneurysm
the widening or abnormal dilation of a blood vessel in the brain
cerebral arteriosclerosis
the hardening of an artery in the brain
cerebral atherosclerosis
the hardening of an artery in the brain caused by the buildup of fatty plaque
cerebral embolism
the blockage of a blood vessel in the brain caused by a foreign object (embolus) such as fat or bacteria
cerebral thrombosis
the blockage of a blood vessel in the brain caused by a blood clot
craniomalacia
abnormal softening of the skull
craniosclerosis
abnormal hardening of the skull
craniostenosis
abnormal narrowing of the skull
craniosynostosis
premature fusing of the skull bones
hydrocephaly
abnormal accumulation of spinal fluid in the brain
astrocytoma
a tumor of arising from astrocyte glial cells
ganglioma
ganglion tumor
glioblastoma
a brain tumor arising from glioblast cells
meningioma
tumor of the meninges
cerebellitis
inflammation of the cerebellum
cerebromeningitis
inflammation of the brain and meninges
encephalitis
inflammation of the brain
encephalomyelitis
inflammation of the brain and spinal cord
encephalomyeloneuropathy
disease of the brain, spinal cord, and nerves
encephalopathy
disease of the brain
encephalopyosis
a pus-filled abscess in the brain
gangliitis
inflammation of a ganglion
intracerebral hemorrhage
excessive bleeding inside the brain
meningopathy
disease of the meninges
meningitis
inflammation of the meninges
meningoencephalitis
inflammation of the meninges and brain
myelitis
inflammation of the spinal cord
myelodysplasia
defective formation of the spinal cord
myelopathy
disease of the spinal cord
neuroarthropathy
disease of the joint associated with nerves
neuroencephalomyelopathy
disease of the nerves, brain, and spinal cord
neuropathy
disease of the nervous system
poliomyelitis
inflammation of the gray matter of the spinal cord
polyneuropathy
disease affecting multiple nerves
amyotrophic lateral sclerosis (ALS)
a degenerative disease of the central nervous system causing loss of muscle control. Literally, the hardening (sclerosis) of the nerve cells on the sides (lateral) of the spine leading to the loss of muscle tissue from disuse
anorexia
an eating disorder characterized by the patient’s refusal to eat
autism
a psychiatric disorder characterized by withdrawal from communication with others; the patient is focused only on the self
bulimia
an eating disorder characterized by overeating and usually followed by forced vomiting
cerebral palsy
paralysis caused by damage to the area of the brain responsible for movement
dysphoria
a negative emotional state
epilepsy
a disease marked by seizures
euphoria
a positive emotional state
hypomania
a mental state just below mania
manic depression (bipolar)
a psychiatric disorder characterized by alternating bouts of excitement and depression
myasthenia
Muscle weakness
narcolepsy
A disease characterized by sudden, uncontrolled sleepiness
neurosis
a nerve condition
psychosis
a mind condition
psychopathy
a mental illness
schizophrenia
a mental illness characterized by delusions, hallucinations, and disordered speech