CH 20 CNS Pharm Intro Flashcards
1
Q
In the CNS, at least ___ appear to act as
neurotransmitters.
A
21 compounds
2
Q
We do not understand with precision how ___
produce their effects.
A
CNS drugs
3
Q
The ____ can protect the CNS from toxic
substances, but can also block entry of medicines into the CNS.
A
blood-brain barrier
4
Q
The CNS often undergoes adaptive changes during prolonged drug exposure. The result can be __(4)__.
A
increased therapeutic effects,
decreased side effects,
tolerance,
and physical dependence.
5
Q
The CNS drugs act on the (2).
A
brain and spinal cord
