A trade deficit occurs when a countryâs imports exceed its exports for a given period of time.
The purpose of the four canopic jars in ancient Egypt was to store and preserve the inner organs of the human body. Each canopic jar was protected by one of the four sonsâ of the god Horus and each jar was in the shape of the protector godâs head. The organs were removed during mummification, separately mummified, and wrapped before being placed inside separate jars.
Nasal cannulas are used to deliver oxygen when a low flow, low or medium concentration is required, and the patient is in a stable state.hey deliver oxygen in a variable manner; this means the amount of oxygen inspired depends on the patientâs breathing rate and pattern. For this reason they are not suitable for use in the acute phase of illness with patients who need controlled oxygen therapy.