What Is the Fate of ACh Following Binding to Receptors

question 78

Multiple Choice

What is the fate of ACh following binding to receptors?

• A) it remains bound causing continued excitement.
• B) it is removed by the enzyme acetylcholinesterase.
• C) it is actively reabsorbed the axon terminal.
• D) it is passively reabsorbed by the muscle cell.
• E) none of these answers.

Prepare and understand the significance of costing journal entries for production activities.

Identify the impacts of beginning and ending inventory levels on cost calculations.

Explain the principles of process costing system including the calculation of cost per equivalent unit and the allocation of these costs to units completed and transferred out as well as ending inventory.

Understand the concept of age bias and strategies to mitigate it in the workplace.

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Definitions:

Cell Cortex

The outer layer of the cytoplasm of a cell, usually enriched with actin filaments, which helps to maintain the cell's shape and to facilitate cellular movement.

Actin Filaments

Thin filaments consisting mainly of the protein actin; actin and myosin filaments make up the myofibrils of muscle fibers.

Intermediate Filaments

Cytoplasmic fibers that are part of the cytoskeletal network and are intermediate in diameter between microtubules and microfilaments.

Dynein

A motor protein in cells which uses the energy from ATP to transport cellular cargo along microtubules towards the cell's nucleus.