Which autoimmune disorder is characterized by scattered patches of demyelination of nerve fibers of the brain and spinal cord?

multiple sclerosis

Which term describes the psychological condition characterized by fearing that one has a serious illness despite appropriate medical evaluation and reassurance?

hypochondriasis

Which diagnostic procedure is the process of recording brain wave activity?

electroencephalography

Which portion of the brain coordinates muscle activity for smooth and steady movements?

cerebellum

Which part of the brain controls the basic vital functions of life?

medulla

Which medication is administered to treat the symptoms of severe psychiatric disorders?

antipsychotic

Which disorder involves sudden and severe mental changes, or seizures, caused by abruptly stopping the use of alcohol?

delirium tremens

Which term describes false personal beliefs that are maintained despite obvious evidence to the contrary?

delusion

Which condition is an inflammation of the outer covering of the spinal cord or brain?

meningitis

Which procedure involves surgically suturing together the ends of a severed nerve?

neurorrhaphy

What medical term describes persistent, severe burning pain that usually follows an injury to a sensory nerve?

causalgia

Which medical term identifies the condition commonly known as fainting?

syncope

Which membrane surrounding the brain resembles a spider web?

arachnoid membrane

Which term describes a tumor of the spinal cord?

myelosis

Which structure is a network of intersecting nerves and blood or lymphatic vessels?

plexus

What chemical substances make it possible for messages to cross from the synapse of a neuron to the target receptor?

neurotransmitters

Which condition occurs when a blood clot blocks an artery and disrupts the flow of blood to the brain?

cerebral thrombosis

Which term describes a group of conditions in which a young child cannot develop normal social relationships, compulsively follows repetitive routines, and frequently has poor communication skills?

autism

Which lobe of the cerebrum receives and interprets nerve impulses from sensory receptors?

parietal lobe

Which medication depresses the central nervous system and usually produces sleep?

hypnotic