Multiple Choice
How do cytokines function?
A) They are produced by several cell types and bind directly to microbes to enhance their chance of being ingested, in a process called opsonization.
B) They are secreted by lysozomes into the phagosomes of neutrophils to enhance the killing of ingested microbes within those organelles.
C) They are secreted by one cell type, then work as a series of serum proteins to produce holes in the cytoplasmic membranes of microbes to directly lyse them.
D) They are secreted by microbes that have been engulfed by phagocytes, causing those cells to produce destructive enzymes and undergo apoptosis.
E) They are secreted by one cell type, then bind to a receptor on target cell causing a signal within that cell that turns on (or off) certain genes to achieve a response.
Correct Answer:

Verified
Correct Answer:
Verified
Q78: Which of the following is least likely
Q79: Iron<br>A) is required by microorganisms.<br>B) binds to
Q80: Lymphocytes are the cells primarily responsible for
Q81: Which of the following are lymphocytes?<br>A) B
Q82: The "voices" of a cell, which carry
Q84: Defensins are short antimicrobial peptides found within
Q85: Your first patient of the day is
Q86: Which statement about skin and mucous membranes
Q87: A physician is attempting new therapies for
Q88: The leukocyte that contains histamine is the<br>A)