Two Hikers Begin on Opposite Sides of a Circular Lake

question 54

Multiple Choice

Two hikers begin on opposite sides of a circular lake and walk around the lake in the same direction.One walks three times as fast as the other.The circumference of the lake is L.How far does the faster hiker walk before catching up to the slower one?

• A)L/3
• B)L/2
• C)3L/4
• D)L

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Definitions:

Electrical Synapses

Direct connections between neural cells allowing for rapid transmission of electrical signals through gap junctions.

Presynaptic Activation

The process by which an action potential in a neuron stimulates the release of neurotransmitters from the presynaptic terminal.

Electrical Synapses

A type of synapse in which electrical signals are directly passed from one neuron to another through gap junctions, allowing for rapid communication.

Chemical Synapses

Specialized junctions through which neurons signal to each other and to non-neuronal cells via chemical messengers called neurotransmitters.