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Questions and Answers
What is the purpose of mastication (chewing)?
What is the purpose of mastication (chewing)?
- Breaking down food into small particles
- Transporting food to the stomach
- Initiating the swallowing reflex
- Mixing food with saliva and grinding (correct)
What initiates the chewing reflex?
What initiates the chewing reflex?
- Activation of the cerebral cortex
- Presence of food in the stomach
- Activation of the pharyngeal mucosa
- Muscle stretching caused by drop of the lower jaw (correct)
What happens during the voluntary stage of deglutition (swallowing)?
What happens during the voluntary stage of deglutition (swallowing)?
- Tongue pressing food against soft palate (correct)
- Contraction of pharynx
- Initiation of swallowing reflex
- Activation of esophageal peristalsis
What induces movement of bolus along esophagus during deglutition?
What induces movement of bolus along esophagus during deglutition?
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What promotes mixing during mastication?
What promotes mixing during mastication?
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