'Alimentary, my dear! waves of contractions moving swallowed food through the esophagus are called this'
peristalsis
LIFE SCIENCES: Alimentary, my dear! waves of contractions moving swallowed food through the esophagus are called this
Alimentary, my dear! waves of contractions moving swallowed food through the esophagus are called this
Alimentary, my dear! waves of contractions moving swallowed food through the esophagus are called this
LIFE SCIENCES
peristalsis
LIFE SCIENCES