Select the accurate statement regarding antagonists. You may select more than one answer
A. They produce pharmacologic effects by causing receptor activation.
B. They cause receptor activation using exogenous substances.
C. Competitive antagonists bind reversibly to receptors.
D. They are stronger in the absence of agonist substances.
E. Binding of noncompetitive agonists is irreversible.
C, E
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Which sexually transmitted infection (STI) is known as the "silent STI" because 50% of cases are asymptomatic?
a. chlamydia c. HIV b. herpes genitalis virus d. syphilis
The nurse who notes that a male patient complaining of a headache is guarding his neck and complaining of stiffness in the neck area suspects he may have meningitis. What is another well-recognized sign of this infection?
A) Negative Brudzinski's sign B) Positive Kernig's sign C) Hyperpatellar reflex D) Sluggish pupil reaction
Time is becoming crucial for the nurse to address issues related to sponsoring programs to include hearing aid costs as part of Medicare coverage
The nurse involved in grassroots political actions realizes that the least timely method of reaching elected officials would be via: a. letter. b. telephone. c. e-mail. d. facsimile (fax).
A case manager is working for an insurance company and is doing research on ethical considerations from a payer's view
Which of the following technologies involves ethical concerns regarding access issues relating to items for which the insurance company does not pay? A) Use of technology 24/7 B) Stem-cell therapy and research C) Use of robotics in health care D) Genetically designed medications