An Electron Moving in the Positive X Direction Experiences a Magnetic

question 24

Multiple Choice

An electron moving in the positive x direction experiences a magnetic force in the positive z direction.If Bx = 0, what is the direction of the magnetic field?

• A)negative y direction
• B)positive y direction
• C)negative z direction
• D)positive z direction
• E)negative x direction

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Definitions:

Synaptic Vesicles

Small sacs within presynaptic nerve terminals that contain neurotransmitters, critical for transmission of nerve impulses.

Exocytosis

The process by which a cell transports secretory products through the cytoplasm to the plasma membrane and then into the extracellular environment.

Action Potential

A rapid change in electrical potential across the membrane of a nerve or muscle cell when it is stimulated, leading to transmission of an electrical impulse.

Gap Junctions

Specialized intercellular connections that allow for the direct transfer of ions and molecules between neighboring cells, facilitating communication and coordination of activity.