chapter 16 vocab Flashcards
(75 cards)
abstract reasoning
The ability to analyze information, detect patterns and relationships, and solve problems on a complex, intangible level.
alzheimer’s disease (AD)
A progressive neurodegenerative disorder characterized by memory loss, language deterioration, and impaired ability to mentally manipulate visual information
amyotrophic lateral sclerosis (ALS)
A progressive neurodegenerative disease that affects nerve cells in the brain and spinal cord, causing muscle weakness and atrophy
anesthesia
The loss of sensation or feeling in a part or all of the body, often induced for medical procedures
aphasia
A condition characterized by either partial or total loss of the ability to communicate verbally or using written words
attention deficit hyperactivity disorder (ADHD
A neurodevelopmental disorder characterized by a persistent pattern of inattention and/or hyperactivity-impulsivity that interferes with functioning or development
axon
The long, slender projection of a nerve cell that typically conducts electrical impulses away from the neuron’s cell body
brain stem
The central trunk of the brain, consisting of the medulla oblongata, pons, and midbrain, and continuing downward to form the spinal cord; controls involuntary functions
broca’s area
A region in the frontal lobe of the brain with functions linked to speech production
cartoid endarterectomy
A surgical procedure to remove plaque from the carotid arteries and restore blood flow to the brain, often used to prevent stroke
carpal tunnel syndrome
A condition caused by compression of the median nerve within the carpal tunnel of the wrist, leading to pain, numbness, and tingling in the hand
cell body
The spherical part of the neuron that contains the nucleus and connects to the dendrites and axon
central nervous system (CNS)
The part of the nervous system consisting of the brain and spinal cord, responsible for processing and transmitting information throughout the body
cerebellum
A major structure of the hindbrain that is responsible for fine motor coordination, balance, equilibrium, and muscle tone
cerebral angiography
A diagnostic imaging technique that uses X-rays to visualize blood flow in the arteries and veins in the brain
cerebral cortex
The outer layer of the cerebrum, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness
cerebrovascular accident (CVA)
Also known as a stroke, it is the sudden death of brain cells due to lack of oxygen, caused by blockage of blood flow or rupture of an artery in the brain
cerebrum
The largest part of the brain, responsible for voluntary muscular activity, vision, speech, taste, hearing, thought, and memory
chronic traumatic encephalopathy (CTE
A brain condition associated with repeated blows to the head and repeated episodes of concussion
concussion
A type of traumatic brain injury caused by a blow to the head or body, a fall, or another injury that jars or shakes the brain inside the skull
cranial nerves
The 12 pairs of nerves that emerge directly from the brain, as opposed to spinal nerves, with functions largely concerning the head and neck
dendrites
Extensions of a neuron that receive signals from other neurons and transmit them toward the cell body
dura matter
The thick, tough outer layer of the meninges surrounding the brain and spinal cord
electroconvulsive therapy (ECT)
A medical treatment most commonly used for patients with severe major depression or bipolar disorder that has not responded to other treatments, involving brief electrical stimulation of the brain while the patient is under anesthesia