Swallowing is a complex act that involves the coordinated activity of the mouth, pharynx, larynx and esophagus (Figure 1). A swallow has four phases: oral preparatory, oral propulsive, pharyngeal and esophageal.3.
Sir Isaac Newton is the founder of the classical mechanics. His three laws of motion, gravitational laws, etc. are the most fundamental & basic laws of nature.
exists and is an alternate of . According to Issac Newton, an object's motion will change if it is acted upon by an unbalanced force. According to Issac Newton, an object's motion will change if it is acted upon by an unbalanced force.