Chapter. 11 Nervous System True or False

There are 12 pairs of spinal nerves.

False There are 31 pairs of spinal nerves and 12 pairs of cranial nerves.

A brain bruise is a cerebral contusion.

True

A cerebral arteriography is the same procedure as cerebral angiography.

True

A nerve block is done to prevent sensory nerve impulses from reaching the CNS.

True

A neural impulse is the same as a neurotransmitter.

True

A rhizotomy is cutting of the dorsal root of a spinal nerve.

True

A sensation that may precede the onset of migraine headaches is termed an aura.

True

A subdural hematoma is between the skull and the dura mater.

True

A sympathectomy may be performed to relieve chronic pain or to promote vasodilation.

True

A term for fainting is syncope.

True

Astrocytes connect neurons and blood vessels to form the blood-brain barrier.

True

BBB stands for blood-brain barrier when used in reference to the nervous system but can also mean bundle branch block when referencing the cardiovascular system.

True

Cerebral palsy is a nonprogressive disorder and is caused perinatally.

True

Craniotomy and trephination are synonyms.

True

Dermatomes are skin surface areas, each supplied by a single afferent spinal nerve.

True

Echoencephalography is recording an ultrasound of the brain.

True

Fluctuating pain, numbness, and paresthesias of the hand are symptoms of CTS.

True

Intractable epilepsy can be treated with hemispherectomy.

True

MCI is also called incipient dementia.

True

Monoplegia is paralysis of one limb on the right or left side of the body.

True

Motor neurons are also termed efferent neurons.

True

Myelin is the material that covers the axons of nerve cells.

True

Myelography is X-ray recording of the spinal canal.

True

Neurexeresis is the removal by crushing of the fifth cranial nerve to treat trigeminal neuralgia.

True

Neuroplasty is the surgical repair of a nerve.

True

Phrenemphraxis, phrenicotripsy, and phreniclasis are synonyms.

True

Quadriplegia is paralysis of the arms, legs, and trunk.

True

Sensory neurons transmit information to the CNS.

True

Surgical repair of a nerve is called neuroplasty.

True

TBI means traumatic brain injury.

True

The area where spinal nerves emerge from the spinal cord is called the nerve root.

True

The brain and spinal cord are part of the CNS.

True

The cerebellum coordinates voluntary movement but is involuntary in its function.

True

The chemicals that cross the synapse are called neurotransmitters.

True

The cranial nerves are part of the PNS.

True

The outermost meninx is the dura mater.

True

The surfaces of the cerebral hemispheres are covered with gray matter and are called the cerebral cortex.

True

The temporal lobe contains the auditory and olfactory areas.

True

Tic douloureux is a synonym for trigeminal neuralgia.

True

The sympathetic nervous system is capable of producing a "rest-and-digest" response.

False The parasympathetic nervous system is capable of producing a "rest-and-digest" response.

The space between the terminal fibers of one neuron and the dendrites of the next is termed an action potential.

False It's synapse

A term for dizziness is athetosis.

False It's vertigo.

Neuroglia cells are parenchymal cells.

False Neuroglia cells are glia cells.

The frontal lobe is responsible for vision.

False The frontal lobe is responsible for speech.

A condition of intense, unrelenting, life-threatening seizures is absence seizures.

False

An EEG examines activity of the PNS.

False

CSF is contained in the subdural space.

False

Hemiparesis is a slight paralysis below the waist.

False

Inability to perform purposeful movements is ataxia.

False

Narcolepsy is a seizure disorder caused by drug usage.

False

Polysomnography measures a variety of functions while the patient is awake.

False

The occipital lobe contains the functions for speech.

False

A cordotomy is cutting out of part of the spinal cord.

False It is an incision of the spinal cord to relieve pain. Also spelled chordotomy.

The somatic nervous system is involuntary in nature.

False It is voluntary

The S in CSF analysis stands for "shunt."

False It stands for syndrome.

Loss of memory is aphasia.

False It's amnesia. Aphasia means lack or impairment of the ability to form or understand speech.

A lumbar puncture is the same as a spinal tap.

True A lumbar puncture is also called a spinal tap, is an image-guided procedure performed on the lower back which removes fluid that surrounds the brain and spinal cord to examine it for cancer cells or infection.

TENS is a method of pain control.

True A method of pain control effected by the application of electrical impulses through the skin.

A ventriculostomy may be used to treat one type of hydrocephalus.

True A new opening between the third ventricle and the subarachnoid space; used to treat one type of hydrocephalus.

Afferent nerves are also termed sensory nerves.

True Afferent, or sensory, neurons send impulses to the brain and spinal cord from special receptors in all parts of the body.

Trigeminal neuralgia causes symptoms of episodic and intense pain in the face, usually one sided.

True Chronic face pain that affects the fifth cranial nerve. Usually experienced on one side of the face. The pain is episodic and intense. Also known as tic douloureux.

Pallidotomy is a treatment for Parkinson's disease.

True Destruction of the globus pallidum to treat Parkinson's disease. The procedure relieves muscular rigidity and tremors.

Muscular dystrophy is an inherited and progressive disorder of the skeletal muscles.

True Group of disorders characterized as an inherited progressive atrophy of skeletal muscle without neural involvement.

A combining form for a spinal nerve root is rhiz/o.

True It's also radicul/o.

Bell's palsy is paralysis of a facial nerve.

True Paralysis of the facial nerve. Unknown in cause, the condition usually resolves on its own within 6 months.

A surgical approach to relieve intracranial pressure is trephination.

True Trepanation is a treatment used for epidural and subdural hematomas, and for surgical access for certain other neurosurgical procedures, such as intracranial pressure monitoring. Modern surgeons generally use the term craniotomy for this procedure.

Peritone/o is a combining form for the lining of the abdominal cavity.

True peritoneum (serous membrane lining the abdominal cavity)