The Paranasal Sinuses Have Two Functions: They Lighten the Bones

question 176

True/False

The paranasal sinuses have two functions: they lighten the bones of the skull and also drain trapped particles into the nasopharynx.

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Definitions:

Neural Impulse

An electrical signal that transmits information along a neuron, enabling communication within the nervous system.

Neurotransmitters

Chemical substances in the body that transmit nerve impulses across a synapse from one nerve cell to another.

Fatty Substance

Materials composed of lipids, which can be found in various forms throughout the body, playing critical roles in energy storage, insulation, and cell structure.

Axons

Long, slender projections of neurons that transmit electrical impulses away from the neuron's cell body to other neurons, muscles, or glands.