Which Statement Concerning the Process of Salivation Is INCORRECT

question 184

Multiple Choice

Which statement concerning the process of salivation is INCORRECT?

• A) Salivation is entirely under neural control.
• B) Parasympathetic stimulation and sympathetic stimulation both increase salivary secretion.
• C) The acquired salivary reflex occurs upon stimulation of chemoreceptors and/or pressure receptors in the mouth.
• D) Parasympathetic stimulation produces a watery saliva rich in enzymes.

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Definitions:

Caliche

A sedimentary rock, a hardened natural cement of calcium carbonate that binds other materials—such as gravel, sand, clay, and silt.

Desert Pavement

A natural surface covering of closely packed rock fragments found in desert regions, formed by the removal of finer particles by wind and water.

Sand Dune

A hill or ridge of sand piled up by the wind in desert regions or near lakes and oceans.

Orbital Variations

Changes in the shape, tilt, and orientation of the Earth's orbit around the sun, affecting climate patterns over long periods.