A Patient Receiving Botulinum Toxin Injections to Control Muscle Spasticity

question 3

Multiple Choice

A patient receiving botulinum toxin injections to control muscle spasticity asks how the drug works. The nurse knows that this drug affects the transmitter acetylcholine by:

• A) inhibiting its release.
• B) interfering with its storage.
• C) preventing its reuptake.
• D) promoting its synthesis.

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Definitions:

Gametophyte

The sexual phase in the life cycle of plants and algae that produces gametes through mitosis.

Prothalli

The gametophyte stage of ferns and some other non-seed plants, which is free-living and bears the sex organs.

Gemmae

Tiny balls of tissue (borne in gemmae cups) used for asexual reproduction by liverworts.

Liverworts

Liverworts are a group of non-vascular plants in the division Marchantiophyta, known for their liver-shaped gametophytes and role in early colonization of terrestrial environments.