Let's first take a closer look at the linguistic diversity that existed five hundred years ago. In 1500 there were probably about 7 thousand languages spoken across the earth, most still groupable into the 25 or so major families represented today.
Browse popular topics: Pharynx. The pharynx, or throat, is the passageway leading from the mouth and nose to the esophagus and larynx. The pharynx permits the passage of swallowed solids and liquids into the esophagus, or gullet, and conducts air to and from the trachea, or windpipe, during respiration.
Fig 1.0 â The pharynx in relation to the nasal and oral cavities. The pharynx is a muscular tube that connects the nasal cavities to the larynx and oesophagus.It is common to both the alimentary and the respiratory tract. The tube begins at the base of the skull and ends inferior to the cricoid cartilage (C6).ig 1.4 â The three parts of the pharynx, and their borders. The nasopharynx is found between the base of the skull and the soft palate, it is a continuation of the nasal cavity. It performs a respiratory function by conditioning inspired air and propagating it to the larynx.