Marjorie takes an anti-anxiety drug so that she can sleep better and remain calm enough
to study effectively. She begins by taking 25 milligrams every evening, but within a
month this dose is no longer helping, so she takes two pills.
After another month this
dosage is no longer effective. This is happening because
A) the number of receptors to which the drug binds on neurons has declined.
B) she has developed tolerance, which means that her liver can no longer metabolize
the drug, so it remains active for too long.
C) the number of receptors to which the drug binds on neurons has increased.
D) her immune system is rejecting the drug.
A
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The blood-thymus barrier is made up of
A) immature T cells. B) mature T cells. C) macrophages. D) plasma cells. E) epithelial reticular cells.
List and describe the three categories of movement. Explain why these categories are NOT always distinct.
What will be an ideal response?
During childbirth, a woman is given an epidural anesthetic to relieve the pain. This is an example of what type of anesthesia??
A) ?General B) ?Local C) ?Regional
Herniation or downward protrusion of the urinary bladder through the wall of the vagina also called a cystocele.
Indicate whether the statement is true or false.