Tile Drainage Systems and City Storm Sewers

question 20

Multiple Choice

Tile drainage systems and city storm sewers

• A) Reduce flood hazards by removing water quickly.
• B) Have no effect on flood hazards; they do not drain into streams.
• C) Increase flood hazards by preventing infiltration.
• D) Reduce flooding where they are installed but may increase it along a stream into which the discharge flows.

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Definitions:

Acetylcholine

A neurotransmitter in both the peripheral and central nervous systems that plays an important role in muscle contraction and the modulation of neuronal activity.

Norepinephrine

A neurotransmitter involved in attention, emotions, sleeping, dreaming, and learning.

Astrocyte

Star-shaped glial cell that provides structural support to CNS neurons and transports substances between neurons and blood vessels.

Neurotransmitters

Chemicals that transmit signals across a synapse from one neuron to another, influencing various functions and processes in the body.