The trachea connects the larynx and bronchi. It is lined with a mucus membrane with respiratory epithelium and a lamina propria, and a submucosa containing horseshoe shape hyaline cartilages and numerous mucus and mixed glands (Trachea 1).
Arrowroot starch and tapioca flour are two products that are used quite a bit in gluten-free cooking and baking. They are used to replace corn starch and wheat flour in various recipes. Arrowroot starch can sometimes substitute for tapioca flour depending on the application.
Arrowroot is used as a thickener in sauces & puddings and often in gluten free baking. Arrowroot does not have a high nutritional value but does have some very helpful effects for the body. Arrowroot as medicine: 1  It was first used to draw the poison out of wounds caused by poisoned arrows by the Caribbean Indians.