What is the function of the kinins released when mast cells degranulate?
A) activation of the complement system
B) increased vascular permeability
C) smooth muscle contraction
D) increased production of tears and saliva
E) chemotactic factors
C
Bloom's Taxonomy: Knowledge
Section: Hypersensitivities
Learning Outcome: 18.3
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Which type of survivorship curve can be depicted as a straight line (where mortality rates are roughly equivalent at all life stages)?
A. Type I B. Type II C. Type III
Which atomic particle has no charge and is located in the nucleus?
A. proton B. electron C. neutron D. ion E. isotope
In this depiction of transcription (accompanying figure), the ____ strand is ____ because it ____
a. upper; RNA; contains guanine b. upper; RNA; contains uracil c. lower; RNA; contains thymine d. upper; RNA; has no uracil e. lower; DNA; contains adenine
What is cellular aging and what causes its occurrence? What will be an ideal response?