[Trachea, monkey; x-section, PTS]. The lumen of the trachea is lined by pseudostratified columnar epithelium. Note that all the surface cells have cilia at their free (apical) surface.(What function do these cilia serve in the trachea?) Mucus-secreting unicellular gland cells (goblet cells) are interspersed among the ciliated cells.Trachea, monkey; x-section, PTS]. The lumen of the trachea is lined by pseudostratified columnar epithelium. Note that all the surface cells have cilia at their free (apical) surface.
Complex Carbs on Restrictive Low-Carb Diets. If you're on a restrictive low-carb diet, you may be limited to just 20 grams of net carbs per day. That excludes virtually any food rich in complex carbohydrates, as a single serving of any of the previously mentioned foods contains more than your daily limit.
How Much Carbohydrate Do You Need and What Are the Best Food Sources? Minimum amount of carbohydrates needed daily DRI: 130 grams per day for brain function Consume diet with low-to-moderate amounts of simple carbohydrates and higher amounts of fiber and other complex carbohydrates Low fat dairy, whole grains, whole fruits, vegetables,