MED TERM QUIZ 12.1

Which type of seizure is also called a petit mal seizure?

absence seizure

A nerve is a bundle of ________ carrying messages between the central nervous system and various parts of the body.

axons

The condition of being awake and alert to one's surroundings is called:

conscious

A tractotomy is a surgical procedure used to drain excess cerebrospinal fluid from the brain and shunt it toward the abdominal cavity.

false

Shingles consists of painful blisters along the spinal cord.

false

Which of the following diagnostic tests measures how fast an impulse travels along a nerve?

nerve conduction velocity

Dementia is an example of what category of mental disorder?

neurocognitive disorders

Which of the following conditions is characterized by fine tremors, muscle rigidity, and a shuffling gait?

parkinson's disease

Which type of anesthesia is also known as a nerve block?

regional

Which of the following is one of the two main components of the central nervous system?

spinal cord

Which of the following conditions is a collection of blood within the meninges?

subdural hematoma

Which part of the brain serves as a center for relaying impulses from the eyes, ears, and skin to the cerebrum?

thalamus

Involuntary, repetitive, alternating movement of a body part is called:

tremor

A convulsion is the alternation between involuntary muscle contractions and relaxations.

true

A person with explosive disorder is prone to extreme rages.

true

An aura is an unusual sensation that occurs before a seizure.

true

Symptoms of a migraine include severe head pain, nausea, and sensitivity to light.

true

The brain contains four interconnected cavities called ventricles.

true

The term myelogram means a record of the spinal cord.

true

A psychologist is a physician specializing in treating mental disorders.

false

Sensory nerves carry commands to muscles and glands.

false

Which surgical procedure removes part of a vertebra to relieve pressure on a spinal nerve?

laminectomy

The medical term for an abnormal sensation such as burning or tingling is:

paresthesia.

Which of the following abbreviations stands for a pathological condition in which there is a loss of the myelin sheath around nerves?

MS

Which of the following statements regarding neuroglial cells is NOT true?

Neuroglial cells conduct electrical impulses.

Which layer of the meninges forms weblike filaments?

arachnoid layer

Which of the following abbreviations is a pathological condition?

CP

Which of the following medications is used to treat minor pain?

analgesic

Which part of the brain coordinates voluntary body movements and maintains balance?

cerebellum

Which of the following terms describes the elevated portions, or convolutions, on the surface of the cerebrum?

gyri