Salsa de Molcajete. Salsa de Molcajete refers to a salsa that is ground by hand in a molcajete, Mexico's version of the mortar and pestle. Nearly all salsas used to be prepared this way, but now many cooks use blenders and food processors. Because of this, even in Mexico the term evokes nostalgia for the handmade quality of bygone days.
Overview. The major passages and structures of the upper respiratory tract include the nose or nostrils, nasal cavity, mouth, throat (pharynx), and voice box (larynx). The respiratory system is lined with a mucous membrane that secretes mucus.
Pathway of the air to the lungs: Pharynx--> Larynx--> Trachea--> Bronchus--> Bronchiole--> Aveolus--> Lung . The respiratory system is made up of the organs involved in the interchanges of gases, and consists of the: Nose. Mouth (oral cavity) Pharynx (throat) Larynx (voice box) Trachea (windpipe) Bronchi. Lungs. The upper respiratory tract includes the: Nose