[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.
Most adults need 6-11 servings of carbs per day, depending on the factors listed above. The general starting point for a moderate-size woman is 45-60 grams of carbohydrates at each meal; for moderate-size men, 60-75 grams of carbs per meal. Most people with diabetes don't need to eat snacks.he general starting point for a moderate-size woman is 45-60 grams of carbohydrates at each meal; for moderate-size men, 60-75 grams of carbs per meal. Most people with diabetes don't need to eat snacks.