Human Nutrition — Biology STD 11 Science — Question
Maharashtra BoardEnglish MediumSTD 11 ScienceBiologyHuman Nutrition2 Marks
Question
Is deglutition voluntary or involuntary?
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Answer
Deglutition consists of three phases: oral phase, pharyngeal phase and oesophagal phase.
The oral phase is voluntary whereas the pharyngeal and oesophagal phases are involuntary. [Source: Goya!, R. K., & Mashimo, H. (2006,.). Physio!o’ of oral, pharyngeal, and esophageal motility. GI Motility online.]
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