MCQ A.3.6. – BasicPhysiology.org

A.3.6. The Electrical Synapse

Created on April 03, 2023 By

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MCQ A.3.6.

The Electrical Synapse – MCQ’s

1 / 3

Which of the following molecules can flow through a connexon that connects two nerve cells?

ions

DNA

RNA

glucose

fat

2 / 3

Which major ion flow is impeded when the connexons linking two nerve cells in an electrical synapse are blocked?

sodium ions

chloride ions

potassium ions

calcium ions

hydrogen ions

3 / 3

In an electrical synapse, due to some pathology, the connexons between several nerve cells have been closed. What will happen?

The propagation from one cell to the next is stopped

The propagation from one cell to the next is slowed

The propagation from one cell to the next is enhanced

The initiation of an action potential is abolished

The initiation of an action potential is enhanced

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