Which of the following cells release histamine?
A) dust cells
B) mast cells
C) parietal cells
D) macrophages
B) mast cells
Mast cells are large cells found in connective tissue that contain a wide variety of biochemicals, including histamine. They are involved in inflammation. Mast cell stabilizers are drugs that stabilize mast cell membranes against rupture caused by antigenic substances.
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Which two types of terrorism does the Federal Bureau of Investigation define as occurring in the United States?
A) Chemical and biological B) Psychological and economic C) Violent and intimidation D) Domestic and international
Hyperemia of eyelid: ________
Fill in the blank with correct ICD-10.
When performing in-person screenings, you should ask patients if they are taking:
A) prescription medications B) over-the-counter (OTC) medication C) herbal remedies D) any type of medication, prescribed or otherwise
Match the numbers from the figure to the correct structure located on the chest. 
A. Diaphragm________B. Apex of heart________C. Intercostal space________D. Sternum________E. Base of heart________F. Midclavicular line________G. Heart________
What will be an ideal response?