Test IMAT - Medicina in Inglese 2020-2021: domande di Biologia

Quiz IMAT - Medicina in Inglese 2020-2021 con le domande ufficiali di Biologia proposte dal Miur per l'a.a. 2020-2021.

Domanda 9 di 18

What is the correct order of the following events that occur immediately after acetylcholine binds to postsynaptic receptors of a muscle fibre, causing the muscle to contract?

1. Ca²⁺ ions diffuse into the sarcoplasm - 2. The muscle fibre membrane is depolarised - 3. The myosin binding site on the actin filament is uncovered.