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WorksheetsModule 10 - Disorders of Brain, Motor Function, Thought, & Sleep
Total questions: 17
Worksheet time: 17mins
All of the following are manifestations of deteriorating brain function, except...
Lack of pupillary reflexes
Eye remain in midposition ("doll eyes")
Decorticate posturing
Meningitis
Which of the following would cause increased intracranial pressure (select all that apply)?
Obstruction of venous outflow from the brain
Presence of a meningioma (common form of brain tumor)
Decreased CSF production
Cerebral edema
T or F:
Decerebrate rigidity is a condition in which a person's limbs extend away from the core of the body due to a traumatic brain injury (TBI)?
True
False
Which of the following are true regarding encephalitis (select all that apply)?
Defined as inflammation of the meninges
Positive Kernig & Brudzinski signs
Patients may experience fever, headache, and stiff neck
Results from infection of the brain parenchyma (usually viral)
Which of the following are true regarding meningitis (select all that apply)?
Defined as inflammation of the meninges
Positive Kernig & Brudzinski signs
Patients may experience fever, headache, and stiff neck
Results from infection of the brain parenchyma (usually viral)
Which of the following are true of hemorrhagic stroke (select all that apply)?
Caused by aneurysm, HTN, or trauma
Caused by thrombosis or emboli
S/Sx include a sudden and severe headache and neural symptoms (changes in LOC, pupillary response)
S/Sx may go away within minutes
A tonic-clonic seizure is defined as: ...
A phase of body stiffening followed by a phase of rhythmic jerking of extremities
Increased tone in extensor muscles, sudden stiff movements
Sudden loss of muscle tone, may or may not be symmetric
Brief, sudden loss of tone
Which neurotransmitter is most responsible for motor movement?
Acetylcholine
Serotonin
Dopamine
GABA
Which of the following best explains the pathophysiology of Myasthenia Gravis?
An autoimmune disease characterized by progressive muscle weakness caused by IgG antibodies that target acetylcholine receptors at neuromuscular junctions.
An immune-mediated destruction of the myelin coating of axons in the brain, spinal cord, and optic nerve.
A transient, immune-mediated, ascending motor paralysis that causes demyelination of the peripheral nerves
A disorder characterized by the destruction of dopaminergic neuronal cells in the substantia nigra and basal ganglia which leads to the depletion of dopaminergic cells and stores is _______.
Parkinson's
Myasthenia Gravis
Alzheimer's
Gullain-Baré Syndrome
______ is a neurodegenerative disorder that affects both the upper and lower motor neurons, scarring the CNS, and impacting muscle control but leaving a person's cognitive and sensory functioning intact until death.
Amyotrophic lateral sclerosis (ALS)
Myasthenia Gravis
Multiple Sclerosis (MS)
Guillain-Barré Syndrome
Multiple sclerosis is characterized by damage to what part of nerve cells?
Axons
Myelin sheath
Cell body
Dendrites
A patient you've been working with is diagnosed with autonomic dysreflexia. You know that pathophysiology of this condition is ...
A spinal cord injury at or above the T6 level resulting in loss of CNS control of sympathetic reflexes and could cause sudden headache and extremely elevated BP
A spinal cord injury above the T6 level that results in widespread vasodilation and bradycardia resulting in diminished organ perfusion
The loss of all spinal cord function below the site of acute spinal injury
_____ is a psychiatric disorder that affects thoughts, feelings, perception, and overall behavior by interfering with filtering of stimuli from the environment.
Schizophrenia
Major Depressive Disorder
Generalized Anxiety Disorder
Bipolar Disorder
Which of the following factors are true regarding delirium (select all that apply)?
Develops over a short period of time
Is progressive, developing over 8-10 years
Associated with increase rates of morbidity and mortality
Commonly caused by an underlying medical condition, like substance or medication intoxication, infection, pain, or surgery.
All of the following regarding narcolepsy is true, except...
Patients having a strong urge to move their legs
Symptoms occur for at least 3 months
Symptoms of cataplexy, or sudden muscle weakness, can be caused by strong emotions
Patients suffer from excessive daytime sleepiness and "sleep attacks"
Obstructive Sleep Apnea (OSA) involves which of the following factors (select all that apply)?
Defined as cessation of airflow through the nose/mouth for 10-30 seconds
Risk factors include age, genetics, obesity, and depressant drugs
S/Sx include snoring, excess daytime sleepiness, and morning headache
Complications include hypertension, arrhythmia, and heart failure
