Which statement describes the primary difference between centrally acting muscle relaxants and direct-acting antispasmodics?
1. Centrally acting agents inhibit neurons of the central nervous system, while direct-acting agents stimulate neurons of central nervous system.
2. Centrally acting agents stimulate neurons of the central nervous system, while direct-acting agents stimulate neurons of the peripheral nervous system.
3. Centrally acting agents inhibit neurons of the central nervous system, while direct-acting agents work at the level of the neuromuscular junction and skeletal muscles.
4. Centrally acting agents stimulate the central nervous system, while direct-acting agents inhibit neuronal conduction of the central nervous system.
Correct Answer: 3
Rationale: Centrally acting agents inhibit neurons of the central nervous system, while direct-acting agents work at the level of the neuromuscular junction and skeletal muscles.
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