NUR 641 Final Exam GUARANTEED SUCCESS 2023.
1) Insulin is used to treat hyperkalemia because it
A stimulates sodium to be removed from the
... [Show More] cell in exchange for potassium
B. Binds to potassium to remove it through the kidneys.
C. transports potassium from the blood to the cell along with glucose
D. Breaks down the chemical components of potassium , causing it to be no longer effective
2) What is the central component of pathogenic model of multiple sclerosis?
A. Myelination of nerve fibers in the peripheral nervous system(PNS) B. Demyelination of nerve fibers in the CNS
C. Development of neurofibrillary tangles in the CNS.
D. Inherited autosomal dominant trait with high penetrance
3) Which of the following ICU sedatives should not be used for greater than 24 hours per the FDA-approved labeling?
A. Midazolam (Versad)
B. Diazepam (Valium)
C. Dexamedetomidine (Precedex)
D. Propofol (Diprivan)
4) What type of necrosis is associated with wet gangrene?
A. Coagulative
B. Liquefactive
C. Caseous
D. Coagulative
5) In the absence of susceptibility data for an acute infection, the choice of an antimicrobial drug is mostly influenced by
A. The site of infection and patient history
B. The sensitivity report and colony count
C. The source of infection and colour of exudate
D. The host defense mechanism and the immune response
6) Which statement best describes Cystic fibrosis?
A. Obstructive airway disease characterized by reversible airflow obstruction, bronchial hyper reactivity and inflammation.
B. Respiratory disease characterized by severe hypoxemia, decreased pulmonary compliance and diffuse densities on chest X ray imaging.
C. pulmonary disorder involving an abnormal expression of a protein-producing viscous mucus that obstructs the airways, pancreas, sweat ducts and vas deferens.
D. Pulmonary disorder characterized by atelectasis and increased pulmonary resistance as a result of a surfa [Show Less]