TLS Online TPP Program

#Question id: 1820


Which of the following statements is TRUE of histamine?

#Unit 4. Cell Communication and Cell Signaling
  1. Histamine has no effect on the permeability of venules

  2. Histamine constricts arterioles

  3. Histamine upregulates adhesion molecules on vascular endothelium

  4. Histamine upregulates IL-8