When comparing disorders of the peripheral nervous system, which pathophysiologic feature is a hallmark of Guillain-Barré syndrome?
A. Nerve impulses are not transmitted to skeletal muscle.
B. The immune system destroys the myelin sheath.
C. The distal nerves degenerate and retract.
D. Antibodies to acetylcholine receptor sites develop.
B
In Guillain-Barré syndrome, the immune system destroys the myelin sheath, causing segmental demyelination.
You might also like to view...
The nurse caring for clients with gastrointestinal disorders should understand that which category best describes the mechanism of action of sucralfate (Carafate)?
a. Gastric acid inhibitor b. Histamine receptor blocker c. Mucosal barrier fortifier d. Proton pump inhibitor
The nurse informs a client that the factor that places her at risk for cancer of the cervix is
a. a mother who took diethylstilbestrol when pregnant with the client. b. having a mother of Mediterranean heritage. c. riding horseback since the client was a child. d. using herbal remedies for her fertility problems.
What is considered to be the most important resource in a healthcare facility for tracking patient activity?
In performing a physical assessment for an older adult client, the nurse anticipates finding which one of the following normal physiological changes of aging?
a. Increased perspiration b. Increased audio pitch discrimination c. Increased salivary secretions d. Increased airway resistance