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NUR 221 Unit 3 Test Questions with Complete Solutions, Exams of Nursing

The nervous system coordinates and controls all of the body's functions and plays a central role in maintaining __________. ✔✔homeostasis The peripheral nervous system is composed of the brain and spinal cord. True False ✔✔false One type of neuron is the _____, which carries nervous impulses between neurons. sensory neuron neuroma motor neuron interneuron ✔✔interneuron

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NUR 221 Unit 3 Test Questions with
Complete Solutions
The nervous system coordinates and controls all of the body's functions and plays a central role
in maintaining __________. ✔✔homeostasis
The peripheral nervous system is composed of the brain and spinal cord.
True
False ✔✔false
One type of neuron is the _____, which carries nervous impulses between neurons.
sensory neuron
neuroma
motor neuron
interneuron ✔✔interneuron
One type of neuron is the _____, which detects environmental stimuli and transmits messages to
the brain or spinal cord.
interneuron
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NUR 221 Unit 3 Test Questions with

Complete Solutions

The nervous system coordinates and controls all of the body's functions and plays a central role

in maintaining __________. ✔✔homeostasis

The peripheral nervous system is composed of the brain and spinal cord.

True

False ✔✔false

One type of neuron is the _____, which carries nervous impulses between neurons.

sensory neuron

neuroma

motor neuron

interneuron ✔✔interneuron

One type of neuron is the _____, which detects environmental stimuli and transmits messages to the brain or spinal cord.

interneuron

motor neuron

sensory neuron

neuroma ✔✔sensory neuron

The somatic nervous system includes 12 pairs of cranial nerves and 24 pairs of spinal nerves.

True

False ✔✔false

The basic unit of the nervous system is the __________, or nerve cell. ✔✔neuron

Axons of many neurons are insulated by a lipoprotein covering called __________. ✔✔myelin

Falls are the leading cause of traumatic brain injury.

True

False ✔✔true

One type of neuron is the _____, which conveys messages from the CNS to muscles.

neuroma

Severe traumatic brain injury occurs in two forms: closed injuries and open injuries.

True

False ✔✔true

The _____ lobe controls voluntary muscle actions and the muscles of speech.

parietal

frontal

occipital

temporal ✔✔frontal

The _____ lobes are responsible for the senses and the ability to understand spoken language.

parietal

temporal

frontal

occipital ✔✔temporal

Because a stroke is a vascular disease, stroke and heart disease share many risk factors.

True

False ✔✔true

The inner part of the cerebrum contains basal __________ that control muscle coordination and

steady movement. ✔✔ganglia

The __________ nervous system is divided into the somatic system and autonomic system.

✔✔peripheral

Medications to counteract blood-thinning medications may be given for hemorrhagic stroke patients.

True

False ✔✔true

The _____ lobes interpret the meaning of incoming sensory signals that arrives from the opposite side of the body.

frontal

parietal

temporal

False ✔✔true

An __________ is a diagnostic tool that records the brain's electrical activity.

✔✔electroencephalography

The __________ Coma Scale measures mental function, sensory responsiveness, and motor

ability. ✔✔Glasgow

Bacterial meningitis occurs more commonly than viral meningitis.

True

False ✔✔false

_____ pairs of spinal nerves originate in the spinal cord, carrying bundles of sensory and motor neurons throughout the body.

Thirty-one

Twelve

Twenty-four

Seventeen ✔✔thirty-one

Which of the following is NOT one of the three subdivisions of the autonomic nervous system?

parasympathetic

enteric

sympathetic

paraenteric ✔✔paraenteric

Animal and human vaccinations has made rabies rare in the United States.

True

False ✔✔true

__________ is a central nervous system disorder characterized by abnormal electrical activity in

the brain. ✔✔epilepsy

A transient __________ attack is known as a "mini-stroke." ✔✔ischemic

Shingles can be prevented in children with the chickenpox vaccine.

True

Trigeminal neuralgia is also called __________ douloureux. ✔✔tic

__________ is an acute inflammation of the first two meninges that cover the brain and spinal

cord. ✔✔meningitis

One of the risk factors for botulism includes eating honey.

True

False ✔✔true

_____ may be focal, affecting one part of the brain, or generalized, affecting many areas of the brain.

Epilepsy

Alzheimer's

Huntington's disease

Parkinson's ✔✔epilepsy

Which of the following is NOT used to diagnose epilepsy?

TIA

EEG

CT

MRI ✔✔TIA

The botulism bacteria thrive in anaerobic conditions.

True

False ✔✔true

__________ is an inflammation of the brain, most often caused by a viral infection.

✔✔encephalitis

__________, known simply as polio, is a crippling, potentially fatal viral infection.

✔✔poliomyelitis

The signs and symptoms of Alzheimer's disease often begin with memory loss and confusion.

True

False ✔✔true

__________ is an acute painful inflammation of sensory neurons caused by reactivation of the

latent chickenpox virus. ✔✔shingles

__________ is a condition of acute muscle rigidity caused by a bacterial nerve toxin. ✔✔tetanus

Medical treatment for multiple sclerosis includes antispasmodics to control muscle spasms.

True

False ✔✔true

Trigeminal neuralgia is severe chronic pain resulting from dysfunction of the _____ cranial nerve.

fourth

sixth

third

fifth ✔✔fifth

The cause of trigeminal neuralgia remains unknown, although it may be related to _____ of trigeminal neurons.

inflammation

infection

hemorrhage

demyelination ✔✔demyelination

Death from pulmonary failure or lung infections occurs 3 to 5 years after the onset of ALS symptoms.

True

False ✔✔true

__________ disease is the most common form of dementia. ✔✔Alzheimer's

The brains of Alzheimer disease patients have dense knots of protein deposits called

__________. ✔✔plaques

The signs and symptoms of ALS often begin with noticeable shaking in the hands and rigid, masklike facial muscles.

True

False ✔✔false

__________ chorea is a progressive degenerative disease of the brain that affects motor and

cognitive function. ✔✔huntington's

In spina bifida the meninges fails to fuse correctly.

True

False ✔✔false

One of the signs of _____ in infants includes bulging fontanels, irritability, and poor reflexes.

trigeminal neuralgia

meningitis

epilepsy

encephalitis ✔✔meningitis

In bacterial meningitis, the cerebrospinal fluid has _____.

low glucose and elevated leukocytes and protein

low glucose and leukocytes and elevated protein

elevated glucose and low leukocytes and protein

elevated glucose and leukocytes and low protein ✔✔low glucose and elevated leukocytes and

protein

About 70% to 90% of children with spina bifida also have hydrocephalus.

True

False ✔✔true

__________ is a condition of the buildup of CSF around the brain. ✔✔hydrocephalus

As a child born with cerebral palsy gets older, the disorder continues to progress with increasing muscle rigidity.

True

False ✔✔false

While most brain tumors are benign, both benign and malignant tumors are serious because they can impair vitally important areas.

True

False ✔✔true

peripheral

central ✔✔central

The signs and symptoms of rabies occur _____.

late in the course of the disease, usually only days before death

only when the infection progresses to the autonomic nervous system

within a week after infection with the disease

early in the course of the disease, usually only hours after infection ✔✔late in the course of the

disease, usually only days before death

The tetanus toxin binds to _____, stimulates them, and causes muscles to be continually stimulated to contract.

neuromas

sensory neurons

interneurons

motor neurons ✔✔motor neurons

The signs and symptoms of _____ in infants usually begins with constipation.

shingles

tetanus

Reye syndrome

botulism ✔✔botulism

If a person is unimmunized against tetanus, _____ injections are necessary to neutralize the toxin.

diuretic

antibiotic

immunoglobulin

neuroleptic ✔✔immunoglobulin

Of the three forms of botulism, _____ is the most common.

infant

infectious

wound

foodborne ✔✔infant