A 32-year-old woman visits her dermatologist several days before her wedding for botulinum toxin injections around her eyes. What effect does this toxin have on the neuromuscular junction?

Question

Quizplus · Accepted Answer

Botulinum toxin blocks the release of acetylcholine at the neuromuscular junction, leading to muscle relaxation. This is why it is used cosmetically to reduce wrinkles.

A 32-Year-Old Woman Visits Her Dermatologist Several Days Before Her