Nervous System and Mental Health Flashcards
cerebr/o
cerebrum, brain
encephal/o
brain
-esthesia
sensation, feeling
esthet/o
feeling, nervous sensation, sense of perception
mening/o
membranes, meninges
myel/o
spinal cord, bone marrow
neur/i, neur/o
nerve, nerve tissue
anesthetic
medication used to induce anesthesia
anesthetist
medical professional who specializes in administering anesthesia but is not a physician
cerebrovascular accident
CVA
AKA stroke
damage to the brain when blood flow is disrupted because a blood vessel is either blocked or ruptured
cognition
mental activities associated with thinking, learning, and memory
coma
profound (deep) state of unconsciousness marked by the absence of spontaneous eye movements, no response to painful stimuli, and lack of speech
delirium
acute condition of confusion, disorientation, disordered thinking and memory, agitation, and hallucinations
usually caused by high fever
delusion
false personal belief that is maintained despite obvious proof or evidence to the contrary
dementia
slow progressive decline in mental abilities, including memory, thinking, and judgment
often with personality changes
electroencephalography
process of recording the electrical activity of the brain with the use of electrodes attached to the scalp
encephalitis
inflammation of the brain
can be caused by viral infection such as rabies
hallucination
sensory perception (sight. touch, sound, smell, or taste) experienced in the absence of external stimulation
hyperesthesia
abnormal and excessive sensitivity to touch, pain, or other sensory stimuli
lethargy
lowered level of consciousness marked by listlessness, drowsiness, and apathy
meningitis
inflammation of the meninges of the brain and spinal cord
can be caused by a bacterial or viral infection
myelitis
inflammation of the spinal cord or bone marrow
neurotransmitters
chemical substances that make it possible for messages to cross from the synapse of a neuron to the target receptor
between 200-300 known neurotransmitters
paresthesia
burning or prickling sensation that is usually felt in the hands, arms, legs, or feet but can occur in other parts of the body.
may constitute first symptoms of peripheral neuropathy or may be a drug side effect