Agents that are bronchodilators and leukotriene receptor antagonists are known as:
A) antitussives
B) leukotriene inhibitors
C) corticosteroids
D) mast cell stabilizers
B) leukotriene inhibitors
Leukotriene inhibitors and bronchodilators are leukotriene receptor antagonists. They are metabolized from arachidonic acid, which is also responsible for forming prostaglandins. Leukotrienes cause inflammation and allergic reactions.
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Which of the following is a function of histamine?
a. dilation of the capillaries b. secretion of gastric juices c. decreased blood pressure d. all of the above
Conventional Paramedics often function in areas that are not secure, in all zones of the scene, including the hot zone.
Answer the following statement true (T) or false (F)
Which form of contraception requires the male to withdraw before ejaculation?
A. rhythm B. mechanical barriers C. coitus interruptus D. IUD
The ________ forms networks or passageways to transport substances throughout the cytoplasm.
What will be an ideal response?