A year of study is two semesters of study in the same or related subject area. In general, the course is about 50 minutes per day, five days a week, for two semesters. However, local school districts determine the actual organization of instructional time depending on their master schedule.
Medical Definition of middle meatus. : a curved anteroposterior passage in each nasal cavity that is situated below the middle nasal concha and extends along the entire superior border of the inferior nasal conchaâcompare inferior meatus, superior meatus.
Due to the rich blood supply of the nose, this is a common occurrence. It is most likely to occur in the anterior third of the nasal cavity â this area is known as the Kiesselbach area. The cause can be local (such as trauma), or systemic (such as hypertension).ue to the rich blood supply of the nose, this is a common occurrence. It is most likely to occur in the anterior third of the nasal cavity â this area is known as the Kiesselbach area. The cause can be local (such as trauma), or systemic (such as hypertension).