T lymphocytes are believed to have a specific role in:
A) Transplant rejection
B) Allergic hay fever and asthma
C) Anaphylaxis
D) Bacterial infections
Ans: A
Feedback: Some specific roles of T lymphocytes (cellular response) include transplant rejection; delayed hypersensitivity (tuberculin reaction); graft-versus-host disease; tumor surveillance or destruction; intracellular infections; and viral, fungal, and parasitic infections. Some specific roles of B lymphocytes (humoral responses) include bacterial phagocytosis and lysis, anaphylaxis, allergic hay fever and asthma, immune complex disease, and bacterial and some viral infections.
You might also like to view...
What is the nurse's best response to a mother who is voicing concern about the molding of her 2-day-old infant?
a. "Molding doesn't cause any problems. Don't worry about it." b. "Did you deliver vaginally or by cesarean section?" c. "The baby's head conformed to the shape of the birth canal. It will go away soon." d. "A traumatic delivery can cause molding."
A patient with moderate mitral stenosis with minimal calcification and regurgitation is preparing to have surgery. Which procedure would be most appropriate to restore normal function to this patient?
A) Annuloplasty B) Valve replacement with biological valve C) Valve replacement with caged ball valve D) Commissurotomy
The nurse recognizes that the acquisition of adaptive skills and behaviors by an individual who has been disabled since birth is referred to as:
a. training. b. education. c. development. d. habilitation.
The nurse who is assessing an older adult with rectal bleeding asks, "Have you ever had a colonoscopy?" The nurse is performing what type of assessment?
a. Focused assessment b. Emergency assessment c. Detailed health assessment d. Comprehensive assessment