Cigarette Smoking ________

question 18

Multiple Choice

Cigarette smoking ________.

• A)is responsible for about one in five deaths of Americans every year
• B)accounts for 80-90% of all cases of lung cancer
• C)can affect the health of nonsmokers through secondhand smoke
• D)all of the above

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Definitions:

Dendrite Growth

The process by which dendrites, the branching extensions of neurons, expand to increase the capacity for forming connections with other neurons.

Synapse Formation

The process by which neurons form synapses with each other, enabling communication through neurotransmitter release and receptor binding.

Specialization

The process by which cells, organisms, or individuals become adapted to perform a specific function or to thrive in a particular environment.

Radial Glial Cells

Specialized cells in the brain and spinal cord that serve as scaffolds for migrating neurons during development.