Examlex

Solved

If We Were to Send a Radio Signal to an Advanced

question 49

Multiple Choice

If we were to send a radio signal to an advanced civilization in 2012 which is located in the Zeta Reticuli star system approximately 39 light years away, when would the signal arrive at its destination?


Definitions:

Trigger Zone

The region of a neuron where an action potential is initially generated, typically located at the axon hillock.

Threshold Potential

Neuron membrane potential at which voltage-gated sodium channels open, causing an action potential to occur.

Membrane Potential

The electrical potential difference across a cell's plasma membrane, crucial for transmission of nerve impulses and muscle contraction.

Neurotransmitter-Response

The reaction of a cell to the binding of neurotransmitters, which can alter the cell's activity or provoke a series of cellular events.

Related Questions